define crystal.
define hardness.
define luster.
define specific gravity.
define streak.
define three reasons for why color is not a reliable id test for
describe the two ways minerals form.
eplain why obsidian is concidered the exception to the mineral r
explain how density and specific gravity are very similar?
explain why the rate of cystallisation determines the size of th
how is specific gravity different from density.
how is the hardness of a mineral found?
identify and list the chemical make up of each of the 7 groups.
list the 5 characterisics of a mineral.
what do cleavage and fracture both describe?
while trying to determine the identity of a mineral, you decide