Minerals
This mineral is metallic, with common colors of silver-gray, with a hardness of 1-2.
What is graphite?
This rock is clastic, with a very fine grain and starts with a "s".
What is siltstone?
This is a nonfoliated rock that has a fine grain size, and has a contact metamorphism.
What is hornfels?
This rock is made up of olivine and pyroxene with a coarse texture all while being non-vesicular.
What is peridotite?
True or false: sediments make metamorphic rocks ONLY by depositition and burial, compaction and/or cementation.
False
This mineral is metallic, with a green/black streak.
What is pyrite?
This rock has a grain size of 0.006 - 0.2 cm and is fine to course.
What is sandstone?
This rock is foliated with banding, and is made up of 6 different components.
What is gneiss
This rock is extrusive, and is made up of pyroxene, olivine, plagioclase feldspar, biotite, and amphibole, and it is non vessicular and glassy.
What is bassaltic glass?
Rock that is melted underground.
What is magma?
This mineral has a hardness of 3, cleaves, and is colorless or variable.
What is calcite?
This rock is bioclastic, and has a composition of carbon.
What is bituminous coal?
This rock is foliated with mineral alignment and is fine in grain size.
What is slate
This rock is intrusive, always coarse, and is made up of pyroxene, olivine, plagioclase feldspar, biotite, and amphibole.
What is gabbro?
True or false: Sediments can be made from ONLY weathering and erosion from sedimentary rocks.
True
This mineral has a chemical make up of calcium and 2 fluorine, that cleaves.
What is fluorite?
This rock has a grain size of microscopic to very coarse and is crystaline or bioclastic.
What is limestone?
This rock is nonfoliated, is made up of quartz and has a cool name.
What is quartzite?
This rock is extrusive, fine, vessicular, and is made up of plagioclase feldspar, biotite, potassium feldspar, quartz, and amphibole.
What is vessicular ryholite?
This is what magma is before melting.
What is metamorphic rock?
This mineral has a chemical make up of calcium, sodium, magnesium, iron, aluminum, silicon(2), aluminum(2), and oxygen(6).
What is pyroxene?
This rock is crystalline, with crystals that form chemical precipitates and evaporation and is made of dolomite.
What is dolostone?
This rock is made of of various minerals, and is coarse in grain size.
What is metaconglomerate?
This rock has a lighter color, extrusive, nonvesicular, and is made up of pyroxene, plagioclase feldspar, biotite, potassium feldspar, quartz, and amphibole.
What is obsidian?
True or False: Before becoming metamorphic rock with heat and/or pressure metamorphism, it is igneous rock.
True