Minerals
What mineral is the rock quartzite comprised of?
Quartz
What is the texture of obsidian? Is obsidian vesicular or non-vesicular?
Glassy, non-vesicular
What is the texture of bituminous coal?
Bioclastic
What is the grain size of slate?
Fine
What rock is comprised of dolomite?
Dolostone
Is dunite felsic or mafic?
Mafic
What rock has rounded fragments?
Conglomerate
What rock is made specifically by the heat created by contact metamorphism?
Hornfels
True or false: Quartz is darker in color than Biotite
False
True or False: Dunite is more dense than pumice.
True
Which rock is comprised of smaller fragments? Siltstone or Shale?
Shale
Is metaconglomerate very fine, fine, coarse, or very coarse?
Coarse
Which of the following minerals can be found in felsic rocks? Potassium or Olivine
Potassium
Is pegmatite an intrusive or extrusive rock?
Intrusive
What rock can be both crystalline and bioclastic?
Limestone
Carbon is the main component in what rock's composition?
Anthracite coal
What 4 rocks can mica be found in?
Slate, Phyllite, Schist, Gneiss
What are two rocks that are both glassy and vesicular?
Pumice and Scoria
What is the texture of the following rocks? Rock salt, Rock gypsum, Dolostone
Crystalline
What is the next rock in the metamorphic process after schist?
Gneiss