Geology Lab Exam 1

Broad examination of geologic terms 

29 cards   |   Total Attempts: 190
  

Cards In This Set

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Mineral
A solid, formed by nature, inorganic, which is made up of the same kind of molecules
Granite
Quartz, potassium feldspar, biotite
Sedimentary rocks
Form from compaction and cementation of sediment
Limestone
Formed in Ocean, produced by biological activity
Shale
Formed in lakes, produced form compaction of muds
Sandstone
Desert, beaches, produced by compaction of sediment
Lava
Molten rock above the surface of the earth
Magma
Molten rock below the surface of the earth
Extrusive Igneous Rocks
Form from lava
Intrusive Igneous Rocks
Form from magma
Mafic
Mafic igneous rocks contain: olivine, pyroxene, plagioclase feldspar: dark in appearanceGabbro: intrusiveBasalt: extrusive
Felsic
Felsic igneous rock contain: quartz, potassium feldspar, biotite mica: light colored in appearanceGranite: intrusiveRhyolite: extrusive
Granite gneiss
Granite
Quartzite
Sandstone
Schist
Shale