MINERALS

Front

How a mineral reflects light from its surface

Back

luster

Front

The property of splitting easily along flat surfaces

Back

cleavage

Front

How a mineral splits apart when it does not break evenly: streak, hardness, cleavage, fracture

Back

fracture

Front

The color of a mineral's powder

Back

streak

Front

A ranking of minerals from softest to hardest

Back

Mohs hardness scale

Front

Minerals are the building blocks of _____________.

Back

rocks

Front

The hardest mineral on the Mohs Hardness scale

Back

Diamond

Front

The softest mineral on the Mohs Hardness scale

Back

Talc

Front

Geologists have identified over _____________ minerals.

Back

4000

Front

Minerals are inorganic which means that

Back

they were never part of anything living.