Geosciences Test 2

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Geology Flashcards on Geosciences Test 2, created by Jeannie Arnold on 11/10/2022.
Jeannie Arnold
Flashcards by Jeannie Arnold, updated more than 1 year ago
Jeannie Arnold
Created by Jeannie Arnold about 2 years ago
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Question Answer
MINERAL Quartz
MINERAL K Feldspar
MINERAL Biotite
MINERAL Muscovite
MINERAL Olivine
MINERAL Horneblende
MINERAL Garnet
MINERAL Plagioclase
MINERAL Talc
MINERAL Gypsum
MINERAL Streak = reddish grey Hematite
MINERAL Pyrite
MINERAL Halite
MINERAL Galena
MINERAL magnetic Magnetite
MINERAL Streak = brownish yellow Goethite
MINERAL Calcite
MINERAL Streak marks easily Graphite
MINERAL Resinous Streak = brownish yellow 3-4 hardness Sphalerite
MINERAL Copper
IGNEOUS Red, pink, grey Granite
IGNEOUS Black, white, grey Diorite
IGNEOUS Horneblende splinters Andesite
IGNEOUS Grey, black Gabbro
IGNEOUS Grey, dark grey Nonmetallic Basalt
IGNEOUS Periodite
IGNEOUS Obsidian
IGNEOUS Dull, white, grey Soft Tuff
IGNEOUS Vesicular Basalt
IGNEOUS White Pumice
IGNEOUS Dark grey Scoria
SEDIMENTARY Abundance of K Feldspar Rough, sandpapery Arkose
SEDIMENTARY Sandpaper feel Sandstone
SEDIMENTARY Porous, looks like scoria Reacts to acid test Travertine
SEDIMENTARY Does not react to acid test Jet black Coal
SEDIMENTARY Looks like granola bar Reacts to acid test Coquina
SEDIMENTARY Streak makes powder that reacts w acid test Dolostone
SEDIMENTARY Smooth Acid test works Chalk
SEDIMENTARY Dark black, thin layers Shale
SEDIMENTARY Rounded shape Conglomerate
SEDIMENTARY Angular shape Breccia
SEDIMENTARY Mostly calcite Smooth, chalky Limestone
SEDIMENTARY Smooth, glassy Sharp edges Chert
METAMORPHIC Black, grey, red Slate
METAMORPHIC Fine-grained, dense Has a sheen Phyllite
METAMORPHIC Layering Medium to fine grain size Schist
METAMORPHIC Banding Quartz/feldspar Horneblende/biotite Gneiss
METAMORPHIC Hard, scratches glass Sandstone Quartzite
METAMORPHIC Calcite/dolomite MARBLE
METAMORPHIC Black, shiny Anthracite Coal
METAMORPHIC Dense, dark color Any rock type Hornfel
METAMORPHIC Layers Garnet Schist
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