Minerals

Geologist have identified over _____________ minerals.

• 40

• 4000

• 1000

• 2000

A mineral could be scratched by topaz but NOT by fluorite.

What is the hardness range?

• 1-4

• 4-8

• 4-10

• 8-10

The way in which a mineral's surface reflects light.

• Cleavage

• Fracture

• Density

• Luster

The tendency of a mineral to break along smooth, flat surfaces.

• Cleavage

• Fracture

• Hardness

• Streak

The color of a mineral's powder form.

• Streak

• Hardness

• Magnetism

• Luster

A mineral can be scratched by gypsum (2) and quartz (7). What is the hardness range?

• 1-2

• 2-7

• 2-10

• 7-10

A mineral could NOT be scratched by both calcite (3) and apatite (5).

What is the hardness range?

• 1-3

• 3-5

• 3-10

• 5-10

SNICE
All mineral are N____?

• Nosy

• Nice to look at 

• Naturally occurring

• Nonsilicates

Almost all minerals are i__________?

• invisible

• inorganic

• imbeciles

• illuminating

Minerals form in the following ways EXCEPT...

• Cooling of magma

• Evaporation of a solution

• Metamorphism by heat and pressure

• Depositing of sand and soil particles