Rock and Rock Cycle Test

_?_ is determined by scratching a mineral with other minerals.

• Hardness

• Color

• Luster

• Streak

The tendency for a mineral to split along specific planes of weakness to form, smooth flat surfaces.

• Cleavage

• Fracture

• Luster

• Diamond

The color of the powdered form of a mineral found by rubbing a mineral against a white tile.

• Streak

• Luster

• Hardness

• Cleavage

Diamond has a hardness of ___ on Mohs Hardness Scale.

• 10

• 7

• 8

• 9

What term refers to the regular, geometric shapes that occur in many minerals?

• Crystalline structure

• Amorphous form

• Granular texture

• Fibrous pattern

Tags

NGSS.MS-PS1-1

The tendency for a mineral to break along curved, irregular shaped surfaces refers to?

• Cleavage

• Fracture

• Hardness

• Luster

Which of the following is NOT a characteristic of a mineral?

• streak

• crystal structure

• inorganic

• chemical composition

Which of the following must be true for a substance to be considered a mineral?

• It must be organic

• It must be glassy

• It must be a gem

• It must be naturally occurring

The softest mineral is _?_

• talc

• diamond

• quartz

• feldspar

Which test would be the most inaccurate in determining if a substance found in a California stream is gold?

• color

• streak

• hardness

• density