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Legend (GTK_Bedrock_and_Superficial_Geology2)

FIN GTK 1:1M Superficial Lithology (0)
Prekvartäärisen kallioperän paljastumia Prekvartäärisen kallioperän paljastumia
Rakka, kallioperän fysikaalinen rapauma Rakka, kallioperän fysikaalinen rapauma
Sora- ja hiekkamoreeni Sora- ja hiekkamoreeni
Silttimoreeni Silttimoreeni
Kumpumoreeni Kumpumoreeni
Harju, delta, sanduri, lajittunut reunamuodostuma Harju, delta, sanduri, lajittunut reunamuodostuma
Saumaharju Saumaharju
Moreenipeitteinen harju/muu moreenipeitteinen sora- ja hiekkakerrostuma Moreenipeitteinen harju/muu moreenipeitteinen sora- ja hiekkakerrostuma
Harjujen ulkopuolinen sora- ja hiekkakerrostuma Harjujen ulkopuolinen sora- ja hiekkakerrostuma
Literaalinen sora- ja hiekkakerrostuma Literaalinen sora- ja hiekkakerrostuma
Rantakerrostuma Rantakerrostuma
Jokikerrostuma Jokikerrostuma
Homogeeninen savi- ja silttikerrostuma Homogeeninen savi- ja silttikerrostuma
Kerrallinen savi- ja silttikerrostuma Kerrallinen savi- ja silttikerrostuma
Turvekerrostuma Turvekerrostuma
Vesistö Vesistö
FIN GTK 1:1M Bedrock Lithology Dykes (1)
332 Latite porphyry, dolerite (Permo-Carboniferous) 332 Latite porphyry, dolerite (Permo-Carboniferous)
334 Nepheline syenite, foidolite, carbonatite, melilitolite, pyroxenite, peridotite (Devonian) 334 Nepheline syenite, foidolite, carbonatite, melilitolite, pyroxenite, peridotite (Devonian)
335 Lamprophyre, melilitite, nephelinite, dolerite (Devonian) 335 Lamprophyre, melilitite, nephelinite, dolerite (Devonian)
340 Dolerite (Vendian to Cambrian) 340 Dolerite (Vendian to Cambrian)
442 Dolerite (Neoproterozoic) 442 Dolerite (Neoproterozoic)
503 Dolerite, metadolerite (c. 1.18-0.93 Ga) 503 Dolerite, metadolerite (c. 1.18-0.93 Ga)
604 Lamprophyre, lamproite (c. 1.23-1.15 Ga) 604 Lamprophyre, lamproite (c. 1.23-1.15 Ga)
605 Dolerite (c. 1.27-1.22 Ga) 605 Dolerite (c. 1.27-1.22 Ga)
611 Basalt, dolerite 611 Basalt, dolerite
614 Gabbro, pyroxenite, anorthosite, dolerite and metamorphic equivalents (c. 1.58-1.47 Ga) 614 Gabbro, pyroxenite, anorthosite, dolerite and metamorphic equivalents (c. 1.58-1.47 Ga)
615 Dolerite, metadolerite, amphibolite, gabbro, metagabbro, granophyre (c. 1.57-1.47 Ga) 615 Dolerite, metadolerite, amphibolite, gabbro, metagabbro, granophyre (c. 1.57-1.47 Ga)
701 Quartz porphyry, basalt (c. 1.62 Ga) 701 Quartz porphyry, basalt (c. 1.62 Ga)
702 Dolerite (c. 1.65-1.62 Ga) 702 Dolerite (c. 1.65-1.62 Ga)
751 Dolerite, gabbro, metagabbro (c. 1.77 Ga) 751 Dolerite, gabbro, metagabbro (c. 1.77 Ga)
752 Lamprophyre (c. 1.84-1.77 Ga) 752 Lamprophyre (c. 1.84-1.77 Ga)
766 Mafic to intermediate volcanic and metavolcanic rocks (c. 1.88-1.86 Ga, in part possibly younger) 766 Mafic to intermediate volcanic and metavolcanic rocks (c. 1.88-1.86 Ga, in part possibly younger)
862 Gabbro and dolerite, of variable age 862 Gabbro and dolerite, of variable age
865 Tholeiitic basalt, ferropicrite, picrite, peridotite, pyroxenite, gabbro, wehrlite/dolerite 865 Tholeiitic basalt, ferropicrite, picrite, peridotite, pyroxenite, gabbro, wehrlite/dolerite
868 Black schist, carbonaceous quartzite, siltstone, shungitic rocks, dolostone, limestone, basalt, andesitic basalt, picrobasalt/dolerite 868 Black schist, carbonaceous quartzite, siltstone, shungitic rocks, dolostone, limestone, basalt, andesitic basalt, picrobasalt/dolerite
881 Basalt, high-Mg basalt, high-Mg andesite, dacite, komatiitic basalt/dolerite 881 Basalt, high-Mg basalt, high-Mg andesite, dacite, komatiitic basalt/dolerite
892 Layered intrusion: gabbro, gabbro-norite, anorthosite, dunite, peridotite, pyroxenite 892 Layered intrusion: gabbro, gabbro-norite, anorthosite, dunite, peridotite, pyroxenite
914 Anorthosite, gabbro (c. 2.65 Ga) 914 Anorthosite, gabbro (c. 2.65 Ga)
915 Granite, pegmatite (c. 2.70-2.65 Ga) 915 Granite, pegmatite (c. 2.70-2.65 Ga)
FIN GTK 1:1M Bedrock Lithology (2)
100 METEORITE IMPACT ROCKS AND SITES 100 METEORITE IMPACT ROCKS AND SITES
101 Impact melt, impact breccia 101 Impact melt, impact breccia
102 Impact site 102 Impact site
200 CONTINENTAL SHELF 200 CONTINENTAL SHELF
210 Cenozoic rocks 210 Cenozoic rocks
211 Sediment underlain by ocean-floor basalt 211 Sediment underlain by ocean-floor basalt
212 Sandstone, conglomerate, siltstone, shale, limestone 212 Sandstone, conglomerate, siltstone, shale, limestone
213 Olivine nephelinite (Palaeocene) 213 Olivine nephelinite (Palaeocene)
220 Mesozoic rocks 220 Mesozoic rocks
221 Sandstone, siltstone, shale, coal, marl, limestone 221 Sandstone, siltstone, shale, coal, marl, limestone
230 Neoproterozoic (and possibly Mesoproterozoic) and Palaeozoic rocks 230 Neoproterozoic (and possibly Mesoproterozoic) and Palaeozoic rocks
231 Volcanic, sedimentary and intrusive rocks, undifferentiated (Permo-Carboniferous) 231 Volcanic, sedimentary and intrusive rocks, undifferentiated (Permo-Carboniferous)
232 Limestone, marl, oil shale, shale, siltstone, sandstone (Middle Cambrian to Permian) 232 Limestone, marl, oil shale, shale, siltstone, sandstone (Middle Cambrian to Permian)
233 Sandstone, conglomerate, siltstone, shale (Vendian to Lower Cambrian, in part even Middle Cambrian) 233 Sandstone, conglomerate, siltstone, shale (Vendian to Lower Cambrian, in part even Middle Cambrian)
234 Sandstone, conglomerate, siltstone, shale (Upper Riphean and possibly older) 234 Sandstone, conglomerate, siltstone, shale (Upper Riphean and possibly older)
240 Uppermost Palaeoproterozoic and Mesoproterozoic rocks 240 Uppermost Palaeoproterozoic and Mesoproterozoic rocks
241 Dolerite, basalt (c. 1.27-1.22 Ga, in part c. 1.47 Ga) 241 Dolerite, basalt (c. 1.27-1.22 Ga, in part c. 1.47 Ga)
242 Sandstone, conglomerate, siltstone, shale (Riphean, pre-1.27 Ga) 242 Sandstone, conglomerate, siltstone, shale (Riphean, pre-1.27 Ga)
243 Granite, syenite, monzonite, gabbro, anorthosite (Mesoproterozoic) 243 Granite, syenite, monzonite, gabbro, anorthosite (Mesoproterozoic)
244 Granite, syenite, monzonite, gabbro, anorthosite, quartz porphyry (Uppermost Palaeoproterozoic) 244 Granite, syenite, monzonite, gabbro, anorthosite, quartz porphyry (Uppermost Palaeoproterozoic)
300 NEOPROTEROZOIC (AND POSSIBLY MESOPROTEROZOIC) AND PHANEROZOIC ROCKS OUTSIDE THE CALEDONIAN OROGENIC BELT 300 NEOPROTEROZOIC (AND POSSIBLY MESOPROTEROZOIC) AND PHANEROZOIC ROCKS OUTSIDE THE CALEDONIAN OROGENIC BELT
310 Cenozoic rocks 310 Cenozoic rocks
311 Sandstone, siltstone, shale, limestone 311 Sandstone, siltstone, shale, limestone
320 Mesozoic rocks 320 Mesozoic rocks
321 Basalt (Jurassic and Cretaceous) 321 Basalt (Jurassic and Cretaceous)
322 Sandstone, siltstone, shale, coal, marl, limestone 322 Sandstone, siltstone, shale, coal, marl, limestone
330 Neoproterozoic (and possibly Mesoproterozoic) and Palaeozoic rocks 330 Neoproterozoic (and possibly Mesoproterozoic) and Palaeozoic rocks
331 Granite, syenite, monzonite, nepheline syenite, foid-bearing monzosyenite, diorite, gabbro, pyroxenite (Permo-Carboniferous) 331 Granite, syenite, monzonite, nepheline syenite, foid-bearing monzosyenite, diorite, gabbro, pyroxenite (Permo-Carboniferous)
332 Latite porphyry, dolerite (Permo-Carboniferous) 332 Latite porphyry, dolerite (Permo-Carboniferous)
333 Rhyolite, trachyte, latite, basalt, sandstone, conglomerate (Permo-Carboniferous) 333 Rhyolite, trachyte, latite, basalt, sandstone, conglomerate (Permo-Carboniferous)
334 Nepheline syenite, foidolite, carbonatite, melilitolite, pyroxenite, peridotite (Devonian) 334 Nepheline syenite, foidolite, carbonatite, melilitolite, pyroxenite, peridotite (Devonian)
335 Lamprophyre, melilitite, nephelinite, dolerite (Devonian) 335 Lamprophyre, melilitite, nephelinite, dolerite (Devonian)
336 Phonolite, trachyte, alkali basalt, picrite (Devonian) 336 Phonolite, trachyte, alkali basalt, picrite (Devonian)
337 Limestone, marl, coal, oil shale, shale, siltstone, sandstone, conglomerate (Middle Cambrian to Permian) 337 Limestone, marl, coal, oil shale, shale, siltstone, sandstone, conglomerate (Middle Cambrian to Permian)
338 Sandstone, conglomerate, siltstone, shale (Vendian to Lower Cambrian) 338 Sandstone, conglomerate, siltstone, shale (Vendian to Lower Cambrian)
339 Nepheline syenite, carbonatite, pyroxenite, alnöite (Vendian to Cambrian) 339 Nepheline syenite, carbonatite, pyroxenite, alnöite (Vendian to Cambrian)
340 Dolerite (Vendian to Cambrian) 340 Dolerite (Vendian to Cambrian)
341 Sandstone, conglomerate, siltstone, shale (Upper Riphean and possibly older) 341 Sandstone, conglomerate, siltstone, shale (Upper Riphean and possibly older)
Archaean rocks Archaean rocks
351 Area with kimberlite pipes 351 Area with kimberlite pipes
400 CALEDONIAN OROGENIC BELT 400 CALEDONIAN OROGENIC BELT
410 Neoautochthonous rocks 410 Neoautochthonous rocks
411 Sandstone and conglomerate (Devonian, in part uppermost Silurian) 411 Sandstone and conglomerate (Devonian, in part uppermost Silurian)
420 Exotic and outboard terranes in Upper and Uppermost Allochthons 420 Exotic and outboard terranes in Upper and Uppermost Allochthons
421 Granite, syenite, monzonite, granodiorite, tonalite, trondhjemite, diorite, dolerite including sheeted dyke complex, gabbro, ultramafic rock (Lower Palaeozoic) 421 Granite, syenite, monzonite, granodiorite, tonalite, trondhjemite, diorite, dolerite including sheeted dyke complex, gabbro, ultramafic rock (Lower Palaeozoic)
422 Mica schist, paragneiss, marble, calc-silicate gneiss, quartzite, conglomerate, amphibolite in Uppermost Allochthon 422 Mica schist, paragneiss, marble, calc-silicate gneiss, quartzite, conglomerate, amphibolite in Uppermost Allochthon
423 Metagreywacke, phyllite, conglomerate, quartzite, limestone, felsic and mafic metavolcanic rocks in Upper Allochthon (Lower Palaeozoic) 423 Metagreywacke, phyllite, conglomerate, quartzite, limestone, felsic and mafic metavolcanic rocks in Upper Allochthon (Lower Palaeozoic)
430 Continent-ocean transition zone in Upper Allochthon 430 Continent-ocean transition zone in Upper Allochthon
431 Metadolerite including sheeted dyke complex, amphibolite, gabbro, eclogite, ultramafic rock 431 Metadolerite including sheeted dyke complex, amphibolite, gabbro, eclogite, ultramafic rock
432 Garnet-mica schist, quartzo-feldspathic schist, quartzite, marble, amphibolite 432 Garnet-mica schist, quartzo-feldspathic schist, quartzite, marble, amphibolite
433 Metagranite (c. 1.65 Ga) 433 Metagranite (c. 1.65 Ga)
434 Anorthosite, gabbro, ultramafic rock and metamorphic equivalents 434 Anorthosite, gabbro, ultramafic rock and metamorphic equivalents
440 Continental margin in Middle Allochthon 440 Continental margin in Middle Allochthon
441 Gabbro, ultramafic rock, nepheline syenite, carbonatite, granite (Neoproterozoic to Cambrian) 441 Gabbro, ultramafic rock, nepheline syenite, carbonatite, granite (Neoproterozoic to Cambrian)
442 Dolerite (Neoproterozoic) 442 Dolerite (Neoproterozoic)
443 Feldspathic metasandstone, meta-arkose, quartzite, metagreywacke, marble, tillite (Neoproterozoic) 443 Feldspathic metasandstone, meta-arkose, quartzite, metagreywacke, marble, tillite (Neoproterozoic)
444 Granite, syenite, monzonite, tonalite and metamorphic equivalents (c. 1.70-0.90 Ga) 444 Granite, syenite, monzonite, tonalite and metamorphic equivalents (c. 1.70-0.90 Ga)
445 Gabbro, anorthosite and metamorphic equivalents (c. 1.70-0.90 Ga) 445 Gabbro, anorthosite and metamorphic equivalents (c. 1.70-0.90 Ga)
446 Felsic metavolcanic rock, metaporphyry 446 Felsic metavolcanic rock, metaporphyry
450 Continental margin (including platformal rocks) in Lower Allochthon and in windows with uncertain tectonostratigraphic status 450 Continental margin (including platformal rocks) in Lower Allochthon and in windows with uncertain tectonostratigraphic status
451 Arkose, quartzite, greywacke, siltstone, shale, phyllite, limestone, dolomite, tillite 451 Arkose, quartzite, greywacke, siltstone, shale, phyllite, limestone, dolomite, tillite
452 Granite, granodiorite, quartz monzonite, monzogabbro (1.00-0.90 Ga) 452 Granite, granodiorite, quartz monzonite, monzogabbro (1.00-0.90 Ga)
453 Gabbro, eclogite, ultramafic rock (in part c. 1.45 Ga) 453 Gabbro, eclogite, ultramafic rock (in part c. 1.45 Ga)
454 Granite, granodiorite, tonalite and metamorphic equivalents (c. 1.70-1.51 Ga) 454 Granite, granodiorite, tonalite and metamorphic equivalents (c. 1.70-1.51 Ga)
455 Felsic volcanic rock, porphyry 455 Felsic volcanic rock, porphyry
456 Mafic and intermediate volcanic rocks 456 Mafic and intermediate volcanic rocks
457 Granite, granodiorite, syenite, monzonite and metamorphic equivalents (c. 2.20-1.70 Ga) 457 Granite, granodiorite, syenite, monzonite and metamorphic equivalents (c. 2.20-1.70 Ga)
458 Gabbro, diorite, anorthosite, ultramafic rock and metamorphic equivalents (c. 2.20-1.70 Ga) 458 Gabbro, diorite, anorthosite, ultramafic rock and metamorphic equivalents (c. 2.20-1.70 Ga)
459 Mica gneiss, paragneiss, subordinate marble and graphite schist 459 Mica gneiss, paragneiss, subordinate marble and graphite schist
460 Quartzite, metagreywacke, mica schist, minor mafic metavolcanic rock (c. 2.30 Ga) 460 Quartzite, metagreywacke, mica schist, minor mafic metavolcanic rock (c. 2.30 Ga)
461 Mafic metavolcanic rock, banded silicate-carbonate rock, serpentinite (c. 2.30 Ga) 461 Mafic metavolcanic rock, banded silicate-carbonate rock, serpentinite (c. 2.30 Ga)
462 Granite, granodiorite, tonalite and metamorphic equivalents 462 Granite, granodiorite, tonalite and metamorphic equivalents
463 Migmatitic gneiss of granodioritic to dioritic composition 463 Migmatitic gneiss of granodioritic to dioritic composition
500 NEOPROTEROZOIC (TO MESOPROTEROZOIC) ROCKS 500 NEOPROTEROZOIC (TO MESOPROTEROZOIC) ROCKS
501 Gabbro, norite, anorthosite, monzogabbro, monzonite, quartz monzonite (c. 0.93-0.92 Ga) 501 Gabbro, norite, anorthosite, monzogabbro, monzonite, quartz monzonite (c. 0.93-0.92 Ga)
502 Granite, pegmatite (c. 1.00-0.92 Ga) 502 Granite, pegmatite (c. 1.00-0.92 Ga)
503 Dolerite, metadolerite (c. 1.18-0.93 Ga) 503 Dolerite, metadolerite (c. 1.18-0.93 Ga)
600 MESOPROTEROZOIC (TO PALAEOPROTEROZOIC) ROCKS 600 MESOPROTEROZOIC (TO PALAEOPROTEROZOIC) ROCKS
601 Meta-arkose, metagreywacke, conglomerate, quartzite, marble, mafic and felsic metavolcanic rocks (younger than c. 1.27 Ga) 601 Meta-arkose, metagreywacke, conglomerate, quartzite, marble, mafic and felsic metavolcanic rocks (younger than c. 1.27 Ga)
602 Granite, granodiorite, trondhjemite, monzonite, monzodiorite, diorite and metamorphic equivalents (c. 1.25-1.00 Ga) 602 Granite, granodiorite, trondhjemite, monzonite, monzodiorite, diorite and metamorphic equivalents (c. 1.25-1.00 Ga)
603 Granite, syenite and metamorphic equivalents (c. 1.25-1.20 Ga) 603 Granite, syenite and metamorphic equivalents (c. 1.25-1.20 Ga)
604 Lamprophyre, lamproite (c. 1.23-1.15 Ga) 604 Lamprophyre, lamproite (c. 1.23-1.15 Ga)
605 Dolerite (c. 1.27-1.22 Ga) 605 Dolerite (c. 1.27-1.22 Ga)
606 Granite, monzonite, syenite and metamorphic equivalents (c. 1.56-1.20 Ga) 606 Granite, monzonite, syenite and metamorphic equivalents (c. 1.56-1.20 Ga)
607 Granite, quartz monzonite, syenite and metamorphic equivalents, in part hypersthene-bearing (c. 1.46-1.30 Ga) 607 Granite, quartz monzonite, syenite and metamorphic equivalents, in part hypersthene-bearing (c. 1.46-1.30 Ga)
608 Gabbro, pyroxenite, anorthosite, dolerite and metamorphic equivalents (c. 1.46-1.30 Ga) 608 Gabbro, pyroxenite, anorthosite, dolerite and metamorphic equivalents (c. 1.46-1.30 Ga)
609 Quartzite (c. 1.45 Ga or younger) 609 Quartzite (c. 1.45 Ga or younger)
610 Sandstone, conglomerate, siltstone, shale (Riphean, pre-1.27 Ga) 610 Sandstone, conglomerate, siltstone, shale (Riphean, pre-1.27 Ga)
611 Basalt, dolerite 611 Basalt, dolerite
612 Meta-andesite, metarhyolite, metasandstone, quartzite, conglomerate, amphibolite (c. 1.50 Ga) 612 Meta-andesite, metarhyolite, metasandstone, quartzite, conglomerate, amphibolite (c. 1.50 Ga)
613 Granite, quartz monzonite, syenite, nepheline syenite and metamorphic equivalents (c. 1.58-1.47 Ga) 613 Granite, quartz monzonite, syenite, nepheline syenite and metamorphic equivalents (c. 1.58-1.47 Ga)
614 Gabbro, pyroxenite, anorthosite, dolerite and metamorphic equivalents (c. 1.58-1.47 Ga) 614 Gabbro, pyroxenite, anorthosite, dolerite and metamorphic equivalents (c. 1.58-1.47 Ga)
615 Dolerite, metadolerite, amphibolite, gabbro, metagabbro, granophyre (c. 1.57-1.47 Ga) 615 Dolerite, metadolerite, amphibolite, gabbro, metagabbro, granophyre (c. 1.57-1.47 Ga)
616 Granite, granodiorite, monzonite, monzodiorite, diorite and metamorphic equivalents 616 Granite, granodiorite, monzonite, monzodiorite, diorite and metamorphic equivalents
617 Granodiorite, tonalite, granite, monzonite and metamorphic equivalents (c. 1.61-1.56 Ga), banded orthogneiss and paragneiss 617 Granodiorite, tonalite, granite, monzonite and metamorphic equivalents (c. 1.61-1.56 Ga), banded orthogneiss and paragneiss
618 Gabbro, diorite, ultramafic rock and metamorphic equivalents 618 Gabbro, diorite, ultramafic rock and metamorphic equivalents
619 Metagreywacke, quartzite, paragneiss, mafic metavolcanic rock (c. 1.60 Ga) 619 Metagreywacke, quartzite, paragneiss, mafic metavolcanic rock (c. 1.60 Ga)
620 Quartzite, mica schist, mica gneiss, marble, hornblende gneiss, amphibolite 620 Quartzite, mica schist, mica gneiss, marble, hornblende gneiss, amphibolite
700 PALAEOPROTEROZOIC ROCKS (1.71-1.61 Ga and possibly older) 700 PALAEOPROTEROZOIC ROCKS (1.71-1.61 Ga and possibly older)
701 Quartz porphyry, basalt (c. 1.62 Ga) 701 Quartz porphyry, basalt (c. 1.62 Ga)
702 Dolerite (c. 1.65-1.62 Ga) 702 Dolerite (c. 1.65-1.62 Ga)
703 Granite, monzonite, syenite (c. 1.65-1.62 Ga) 703 Granite, monzonite, syenite (c. 1.65-1.62 Ga)
704 Gabbro, anorthosite, dolerite (c. 1.65-1.62 Ga) 704 Gabbro, anorthosite, dolerite (c. 1.65-1.62 Ga)
705 Felsic metavolcanic rock (c. 1.66 and c. 1.61 Ga) 705 Felsic metavolcanic rock (c. 1.66 and c. 1.61 Ga)
706 Granite, quartz monzonite, monzonite, quartz syenite and metamorphic equivalents (c. 1.71-1.66 Ga, in part older, possibly as old as c. 1.86 Ga) 706 Granite, quartz monzonite, monzonite, quartz syenite and metamorphic equivalents (c. 1.71-1.66 Ga, in part older, possibly as old as c. 1.86 Ga)
707 Gabbro, diorite, dolerite, ultramafic rock and metamorphic equivalents (c. 1.71-1.66 Ga, in part possibly as old as c. 1.86 Ga) 707 Gabbro, diorite, dolerite, ultramafic rock and metamorphic equivalents (c. 1.71-1.66 Ga, in part possibly as old as c. 1.86 Ga)
708 Sandstone, conglomerate 708 Sandstone, conglomerate
709 Rhyolite, trachyte, trachydacite (c. 1.71-1.69 Ga) 709 Rhyolite, trachyte, trachydacite (c. 1.71-1.69 Ga)
710 Trachybasalt, basaltic trachyandesite, trachyandesite (c. 1.71-1.69 Ga) 710 Trachybasalt, basaltic trachyandesite, trachyandesite (c. 1.71-1.69 Ga)
711 Metagranite (c. 1.71-1.66 Ga) 711 Metagranite (c. 1.71-1.66 Ga)
712 Metagranodiorite, metatonalite (c. 1.71-1.66 Ga) 712 Metagranodiorite, metatonalite (c. 1.71-1.66 Ga)
713 Gabbro, diorite, ultramafic rock and metamorphic equivalents 713 Gabbro, diorite, ultramafic rock and metamorphic equivalents
714 Granitic orthogneiss, fine- to medium-grained (c. 1.70 Ga or possibly older) 714 Granitic orthogneiss, fine- to medium-grained (c. 1.70 Ga or possibly older)
715 Felsic and mafic metavolcanic rocks, paragneiss, quartzite (c. 1.70 Ga or possibly older) 715 Felsic and mafic metavolcanic rocks, paragneiss, quartzite (c. 1.70 Ga or possibly older)
750 PALAEOPROTEROZOIC ROCKS (1.96-1.75 Ga) 750 PALAEOPROTEROZOIC ROCKS (1.96-1.75 Ga)
751 Dolerite, gabbro, metagabbro (c. 1.77 Ga) 751 Dolerite, gabbro, metagabbro (c. 1.77 Ga)
752 Lamprophyre (c. 1.84-1.77 Ga) 752 Lamprophyre (c. 1.84-1.77 Ga)
753 Dunite, peridotite, pyroxenite, gabbro, alkaline gabbro, alkaline granite, nepheline syenite, carbonatite 753 Dunite, peridotite, pyroxenite, gabbro, alkaline gabbro, alkaline granite, nepheline syenite, carbonatite
754 Rhyolite (c. 1.80-1.78 Ga), conglomerate, sandstone 754 Rhyolite (c. 1.80-1.78 Ga), conglomerate, sandstone
755 Basaltic andesite, trachyte, trachydacite, dacite (c. 1.80-1.78 Ga) 755 Basaltic andesite, trachyte, trachydacite, dacite (c. 1.80-1.78 Ga)
756 Granite, granodiorite, quartz monzonite, monzonite, syenite and metamorphic equivalents, in part hypersthene-bearing (c. 1.86-1.84 Ga and c. 1.82-1.76 Ga) 756 Granite, granodiorite, quartz monzonite, monzonite, syenite and metamorphic equivalents, in part hypersthene-bearing (c. 1.86-1.84 Ga and c. 1.82-1.76 Ga)
757 Gabbro, diorite, ultramafic rock and metamorphic equivalents (c. 1.86-1.77 Ga) 757 Gabbro, diorite, ultramafic rock and metamorphic equivalents (c. 1.86-1.77 Ga)
758 Granodiorite, tonalite, granite and metamorphic equivalents (c. 1.86-1.84 Ga and c. 1.77 Ga) 758 Granodiorite, tonalite, granite and metamorphic equivalents (c. 1.86-1.84 Ga and c. 1.77 Ga)
759 Granite, pegmatite (c. 1.85-1.75 Ga) 759 Granite, pegmatite (c. 1.85-1.75 Ga)
760 Granodiorite, granite, pegmatite, subordinate gabbro (c. 1.86-1.85 Ga) 760 Granodiorite, granite, pegmatite, subordinate gabbro (c. 1.86-1.85 Ga)
761 Red sandstone and mudstone, conglomerate, metasandstone, quartzite, phyllite, volcanic and metavolcanic rocks 761 Red sandstone and mudstone, conglomerate, metasandstone, quartzite, phyllite, volcanic and metavolcanic rocks
762 Granite, granodiorite (c. 1.88-1.87 Ga) 762 Granite, granodiorite (c. 1.88-1.87 Ga)
763 Granite, monzonite, syenite, in part pyroxene-bearing (c. 1.88-1.87 Ga) 763 Granite, monzonite, syenite, in part pyroxene-bearing (c. 1.88-1.87 Ga)
764 Gabbro, diorite, monzodiorite, ultramafic rock (c. 1.88-1.87 Ga) 764 Gabbro, diorite, monzodiorite, ultramafic rock (c. 1.88-1.87 Ga)
765 Peridotite, pyroxenite, gabbro 765 Peridotite, pyroxenite, gabbro
766 Dolerite dyke complex (c. 1.88 Ga) 766 Dolerite dyke complex (c. 1.88 Ga)
767 Mafic to intermediate volcanic and metavolcanic rocks (c. 1.88-1.86 Ga, in part possibly younger) 767 Mafic to intermediate volcanic and metavolcanic rocks (c. 1.88-1.86 Ga, in part possibly younger)
768 Felsic to intermediate volcanic and metavolcanic rocks (c. 1.88-1.86 Ga, in part possibly younger) 768 Felsic to intermediate volcanic and metavolcanic rocks (c. 1.88-1.86 Ga, in part possibly younger)
769 Granodiorite, tonalite, granite, monzonite, syenite and metamorphic equivalents, in part hypersthene-bearing (c. 1.91-1.88 Ga, in part as young as c. 1.84 Ga) 769 Granodiorite, tonalite, granite, monzonite, syenite and metamorphic equivalents, in part hypersthene-bearing (c. 1.91-1.88 Ga, in part as young as c. 1.84 Ga)
770 Gabbro, diorite, ultramafic rock and metamorphic equivalents (c. 1.91-1.88 Ga, in part as young as c. 1.84 Ga) 770 Gabbro, diorite, ultramafic rock and metamorphic equivalents (c. 1.91-1.88 Ga, in part as young as c. 1.84 Ga)
771 Quartzite, meta-arkose 771 Quartzite, meta-arkose
772 Marble 772 Marble
773 Mafic metavolcanic rock (c. 1.90-1.88 Ga) 773 Mafic metavolcanic rock (c. 1.90-1.88 Ga)
774 Felsic to intermediate metavolcanic rock (c. 1.90-1.88 Ga) 774 Felsic to intermediate metavolcanic rock (c. 1.90-1.88 Ga)
775 Metagreywacke, metasiltstone, metasandstone, mica schist, graphite- and/or sulphide-bearing schist, paragneiss, amphibolite intercalations (c. 1.95-1.87 Ga and possibly older) 775 Metagreywacke, metasiltstone, metasandstone, mica schist, graphite- and/or sulphide-bearing schist, paragneiss, amphibolite intercalations (c. 1.95-1.87 Ga and possibly older)
776 Picrite, basalt, andesite and high-Mg andesite, metamorphosed 776 Picrite, basalt, andesite and high-Mg andesite, metamorphosed
777 Andesite, dacite and rhyolite, metamorphosed 777 Andesite, dacite and rhyolite, metamorphosed
778 Mafic metavolcanic rock (c. 1.92-1.91 Ga) 778 Mafic metavolcanic rock (c. 1.92-1.91 Ga)
779 Felsic to intermediate metavolcanic rock (c. 1.92-1.91 Ga) 779 Felsic to intermediate metavolcanic rock (c. 1.92-1.91 Ga)
780 Granodiorite, tonalite, granite, gabbro and metamorphic equivalents; alkaline gneiss (c. 1.96-1.91 Ga) 780 Granodiorite, tonalite, granite, gabbro and metamorphic equivalents; alkaline gneiss (c. 1.96-1.91 Ga)
781 Mafic metavolcanic rock (c. 1.95 Ga and/or older) 781 Mafic metavolcanic rock (c. 1.95 Ga and/or older)
782 Felsic metavolcanic rock (c. 1.95 Ga and/or older) 782 Felsic metavolcanic rock (c. 1.95 Ga and/or older)
783 Ophiolite complex including serpentinite, gabbro, sheeted dykes, pillowed tholeiitic metabasalt, black schist, chert (c. 1.96-1.95 Ga) 783 Ophiolite complex including serpentinite, gabbro, sheeted dykes, pillowed tholeiitic metabasalt, black schist, chert (c. 1.96-1.95 Ga)
800 LAPLAND-WHITE SEA GRANULITE BELT (rocks of uncertain age, in time range 2.30-1.90 Ga) 800 LAPLAND-WHITE SEA GRANULITE BELT (rocks of uncertain age, in time range 2.30-1.90 Ga)
801 Anorthosite 801 Anorthosite
802 Felsic to intermediate granulitic rock 802 Felsic to intermediate granulitic rock
803 Mafic to intermediate granulitic rock 803 Mafic to intermediate granulitic rock
804 Mafic granulitic rock, amphibolite 804 Mafic granulitic rock, amphibolite
850 PALAEOPROTEROZOIC ROCKS (2.50-1.96 Ga) 850 PALAEOPROTEROZOIC ROCKS (2.50-1.96 Ga)
860 Rock group 2.06-1.96 Ga 860 Rock group 2.06-1.96 Ga
861 Mica schist, metagreywacke, black schist, conglomerate 861 Mica schist, metagreywacke, black schist, conglomerate
862 Gabbro and dolerite, of variable ages 862 Gabbro and dolerite, of variable ages
863 Ferrodolerite, monzodiorite 863 Ferrodolerite, monzodiorite
864 Tholeiitic basalt, rhyolite, chert, jasper, banded iron formation 864 Tholeiitic basalt, rhyolite, chert, jasper, banded iron formation
865 Tholeiitic basalt, ferropicrite, picrite, peridotite, pyroxenite, gabbro, wehrlite/dolerite 865 Tholeiitic basalt, ferropicrite, picrite, peridotite, pyroxenite, gabbro, wehrlite/dolerite
866 Gabbro, peridotite 866 Gabbro, peridotite
867 Komatiite, picrite, tholeiitic basalt 867 Komatiite, picrite, tholeiitic basalt
868 Black schist, carbonaceous quartzite, siltstone, shungitic rocks, dolostone, imestone, basalt, andesitic basalt, picrobasalt/dolerite 868 Black schist, carbonaceous quartzite, siltstone, shungitic rocks, dolostone, imestone, basalt, andesitic basalt, picrobasalt/dolerite
869 Tholeiitic basalt, arkosic sandstone, quartzite, greywacke, dolostone, black schist 869 Tholeiitic basalt, arkosic sandstone, quartzite, greywacke, dolostone, black schist
870 Rock group 2.30-2.06 Ga 870 Rock group 2.30-2.06 Ga
871 Dolostone, stromatolitic dolostone, arkosic sandstone, quartzite, siltstone, limestone, basalt 871 Dolostone, stromatolitic dolostone, arkosic sandstone, quartzite, siltstone, limestone, basalt
872 Trachybasalt, trachyandesite, tholeiitic basalt, picrite, dacite, quartzite, arkosic sandstone, dolostone, stromatolitic dolostone, jasper 872 Trachybasalt, trachyandesite, tholeiitic basalt, picrite, dacite, quartzite, arkosic sandstone, dolostone, stromatolitic dolostone, jasper
873 Tholeiitic basalt, subordinate quartzite and conglomerate 873 Tholeiitic basalt, subordinate quartzite and conglomerate
874 Quartzite, mica schist, mica gneiss, conglomerate 874 Quartzite, mica schist, mica gneiss, conglomerate
880 Rock group 2.40-2.30 Ga 880 Rock group 2.40-2.30 Ga
881 Basalt, high-Mg basalt, high-Mg andesite, dacite, komatiitic basalt/dolerite 881 Basalt, high-Mg basalt, high-Mg andesite, dacite, komatiitic basalt/dolerite
882 Mica schist, conglomerate, gritstone, diamictite, arkosic sandstone, quartzite, tuffite 882 Mica schist, conglomerate, gritstone, diamictite, arkosic sandstone, quartzite, tuffite
890 Rock group 2.50-2.40 Ga 890 Rock group 2.50-2.40 Ga
891 Granite, quartz syenite, quartz monzonite, monzonite, charnockite 891 Granite, quartz syenite, quartz monzonite, monzonite, charnockite
892 Layered intrusion: gabbro, gabbro-norite, anorthosite, dunite, peridotite, pyroxenite 892 Layered intrusion: gabbro, gabbro-norite, anorthosite, dunite, peridotite, pyroxenite
893 Anorthosite, gabbro 893 Anorthosite, gabbro
894 Rhyolite, dacite, greywacke, conglomerate 894 Rhyolite, dacite, greywacke, conglomerate
895 Tholeiitic, komatiitic and andesitic basalt, andesite, dacite, peridotite, gabbro, siltstone, quartzite, arkosic sandstone 895 Tholeiitic, komatiitic and andesitic basalt, andesite, dacite, peridotite, gabbro, siltstone, quartzite, arkosic sandstone
896 Basalt, andesite, komatiitic basalt, dacite, quartzite, arkosic sandstone 896 Basalt, andesite, komatiitic basalt, dacite, quartzite, arkosic sandstone
897 Graphite-bearing, garnet-kyanite-staurolite schist, sericite schist, quartzite, arkosic sandstone, conglomerate 897 Graphite-bearing, garnet-kyanite-staurolite schist, sericite schist, quartzite, arkosic sandstone, conglomerate
900 ARCHAEAN ROCKS 900 ARCHAEAN ROCKS
910 Plutonic rocks and undifferentiated gneiss and migmatitic rock complexes 910 Plutonic rocks and undifferentiated gneiss and migmatitic rock complexes
911 Granodiorite, granite, porphyritic granite (c. 2.60-2.50 Ga) 911 Granodiorite, granite, porphyritic granite (c. 2.60-2.50 Ga)
912 Carbonatite (c. 2.60 Ga) 912 Carbonatite (c. 2.60 Ga)
913 Alkaline granite, alkaline syenite 913 Alkaline granite, alkaline syenite
914 Anorthosite, gabbro (c. 2.65 Ga) 914 Anorthosite, gabbro (c. 2.65 Ga)
915 Granite, pegmatite (c. 2.70-2.65 Ga) 915 Granite, pegmatite (c. 2.70-2.65 Ga)
916 Gabbro, monzodiorite, syenite, granodiorite (c. 2.74-2.65 Ga) 916 Gabbro, monzodiorite, syenite, granodiorite (c. 2.74-2.65 Ga)
917 Granite, granodiorite, diorite, quartz diorite, porphyritic granite (c. 2.75-2.65 Ga) 917 Granite, granodiorite, diorite, quartz diorite, porphyritic granite (c. 2.75-2.65 Ga)
918 Diorite, tonalite, granodiorite, trondhjemite, enderbite, charnockite (c. 3.00-2.74 Ga) 918 Diorite, tonalite, granodiorite, trondhjemite, enderbite, charnockite (c. 3.00-2.74 Ga)
919 Tonalite-trondhjemite-granodiorite gneiss, quartzo-feldspathic gneiss, enderbite, migmatitic gneiss, with mafic and felsic enclaves (c. 3.20-2.65 Ga and possibly older) 919 Tonalite-trondhjemite-granodiorite gneiss, quartzo-feldspathic gneiss, enderbite, migmatitic gneiss, with mafic and felsic enclaves (c. 3.20-2.65 Ga and possibly older)
920 Amphibolite - schist - gneiss belts. 920 Amphibolite - schist - gneiss belts.
921 High-Al mica schist, mica gneiss, hornblende gneiss with amphibolite enclaves 921 High-Al mica schist, mica gneiss, hornblende gneiss with amphibolite enclaves
922 Mica schist and mica gneiss, migmatitic gneiss, amphibolite, banded iron formation 922 Mica schist and mica gneiss, migmatitic gneiss, amphibolite, banded iron formation
923 Amphibolite, amphibole gneiss 923 Amphibolite, amphibole gneiss
930 Volcanic-dominated greenstone belts (c. 3.20-2.75 Ga and possibly older) 930 Volcanic-dominated greenstone belts (c. 3.20-2.75 Ga and possibly older)
931 Komatiite, basalt, andesite, dacite, rhyolite 931 Komatiite, basalt, andesite, dacite, rhyolite
932 Andesite, dacite, rhyolite, greywacke, arkosic sandstone, conglomerate, amphibolite, mica schist, locally banded iron formation 932 Andesite, dacite, rhyolite, greywacke, arkosic sandstone, conglomerate, amphibolite, mica schist, locally banded iron formation
933 Tholeiitic, komatiitic and Fe-rich tholeiitic basalt, peridotite, gabbro, dacite, rhyolite, conglomerate 933 Tholeiitic, komatiitic and Fe-rich tholeiitic basalt, peridotite, gabbro, dacite, rhyolite, conglomerate