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Minerals
brody floyd
Color
color is the least reliable test to identify a mineral because minerals can have several different colors
Color
video
streak
streak is when you use a streaks plate to identify what the mineral leaves behind when scratched on the plate.
remember that if a rock/mineral is brown it could come out with a black streak
hardness
hardness
there's an easy way to identify if a mineral is harder than another mineral. you have to scratch one mineral against another and if it leaves marks on the mineral it is harder than that mineral.
video
luster
luster is how you identify the mineral like is it glassy or dull, etc.
luster
cleavage/fracture
cleavage and fracture
this is the test where if you dropped the minerals it would break in cleavage or fracture.
cleavage: it breaks in jagged lines where the mineral has split apart.
fracture: it looks like you can peal it off in layers and cracks in the mineral.
specific gravity
density=m*c
the ratio of the density of a substance to the density of a standard, usually water for a liquid or solid, and air for a gas.