Minerals
Which mineral has a hardness of 3.5?
Dolomite
What are the two environments of formation?
Intrusive and Extrusive
What is the composition of inorganic land-derived sedimentary rocks?
Mostly quartz, feldspar, and clay minerals; may contain fragments of other rocks and minerals.
What are the two types of metamorphism?
Contact and Regional
Which mineral has a brassy yellow color?
Pyrite
What must solidify to become an igneous rock?
Magma/lava
Which sedimentary rock has compacted plant remains?
Bituminous coal
Which metamorphic rock is composed entirely of mica?
Slate
Which mineral cleaves in 4 directions?
Fluorite
Which igneous rock has a fine texture, is non-vesicular, and lighter in color?
Rhyolite
What are the two textures of chemically and/or organically formed sedimentary rocks?
Crystalline and Bioclastic
What are the two textures of metamorphic rocks?
Foliated and Non-foliated
Muscovite mica
What igneous rock is composed entirely of olivine?
Dunite
What is the grain size of silt?
0.0004 to 0.006
Which metamorphic rock was originally bituminous coal?
Anthracite coal
Which mineral has a composition of sodium and chlorine?
Halite
Which igneous rock has a glassy texture, gas pockets, and a darker color?
Scoria
Which sedimentary rock has angular fragments in it?
Breccia
Which metamorphic rock has banding?
Gneiss