Minerals

How a mineral reflects light from its surface

• crystal
• luster
• streak
• refraction

The property of splitting easily along flat surfaces

• fracture
• hardness
• cleavage
• streak

How a mineral splits apart when it does not break evenly:

• streak
• hardness
• cleavage
• fracture

The color of a minerals powder

• luster
• streak
• hardness
• texture

A ranking of a minerals from softest to hardest

• streak test
• luster test
• Mohs hardness scale
• fracture

Minerals are the building blocks of _____________.

• elements
• atoms
• fossils
• rocks

The hardest mineral on the Mohs Hardness scale

• Talc
• Obsidian
• Diamond
• Quartz

The softest mineral on the Mohs Hardness scale

• Gypsum
• Talc
• Diamond
• Feldspar

Geologist have identified over _____________ minerals.

• 40

• 400

• 1000

• 4000

Minerals are inorganic which means that

• they were once parts of living things.
• renewable
• they were never part of anything living.
• they are nonrenewable