Flashcards
Rock Identification
Cards in this deck (14)
- 1—Komatite
ULTRAMAFIC
fine grained
olivine and pyroxene - 2—Peridotite
ULTRAMAFIC
coarse grained
olivine and pyroxene
- 3—Basalt
MAFIC
fine grained
pyroxene and plagioclase feldspar
- 4—Dolerite
MAFIC
medium grained
pyroxene and plagioclase feldspar
- 5—Gabbro
MAFIC
coarse grained
pyroxene and plagioclase feldspar
- 6—Andesite
INTERMEDIATE
fine grained
amphibole and plagioclase feldspar
- 7—Microdiorite
INTERMEDIATE
medium grained
amphibole and plagioclase feldspar
- 8—Diorite
INTERMEDIATE
coarse grained
amphibole and plagioclase feldspar
- 9—Dacite
INTER-FELSIC
fine grained
same as intermediate + more quartz n some muscovite mica
- 10—Microgranodiorite
INTER-FELSIC
medium grained
same as intermediate + more quartz n some muscovite mica
- 11—Granodiorite
INTER-FELSIC
coarse grained
same as intermediate + more quartz n some muscovite mica
- 12—Rhyolite
FELSIC
fine grained
quartz and orthoclase feldspar
- 13—Microgranite
FELSIC
medium grained
quartz and orthoclase feldspar
- 14—Granite
FELSIC
coarse grained
quart and orthoclase feldspar
Information
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- Geology (Practicals) Flashcards on Rock Identification, created by Lucy Cooper on 12/11/2017.
- Created by
- Lucy Cooper
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