General Science: Rocks And Minerals Question Preview (ID: 7103)

Part 1.

Which of the following must be true for something to be considered a mineral?
a) Definite chemical composition
b) Naturally occurring
c) Inorganic solid
d) All answers are correct

Which of the following is a way in which minerals are formed?
a) Crystallization from magma
b) Changes in pressure and temperature
c) Hydrothermal solutions
d) All answers are correct

True or false: Silcates are the most common mineral group.
a) True
b) False

Color of a mineral in its powdered form.
a) hardness
b) luster
c) streak
d) fracture

Diamond is the _____________ mineral.
a) Softest
b) Hardest
c) Prettiest
d) Coolest

Minerals that do not have cleavage do which of the following instead?
a) Fracture
b) Luster
c) Streak
d) Color

Ratio of an object's mass to volume; very helpful when identifying minerals.
a) Hardness
b) Streak
c) Density
d) Cleavage

Color not the best property to look at when identifying minerals because one mineral could come in many different colors.
a) True
b) False

Used to describe how light is reflected from the surface of a mineral.
a) Luster
b) Streak
c) Cleavage
d) Density

Which of the following would be the most helpful when trying to identify a mineral?
a) Density
b) Color
c) Luster
d) Cleavage

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