Mineral Review

Front

What is molten rock that has reached Earth's surface?

Back

Lava

Front

What mineral can be scratched by your fingernail, has a hardness of 1 - 2.5, a white streak, and does NOT react with hydrochloric acid?

Back

Halite

Front

What mineral scratches glass, has a hardness of at least 6, and is NOT magnetic?

Back

Pyrite

Front

Is pencil 'lead' a mineral?

Back

True

Front

What kind of luster does a mineral have if it appears shiny and reflective?

Back

Metallic

Front

What is the term for the color of the powder left behind when a mineral is scratched on a porcelain plate?

Back

Streak

Front

What is the scale used to measure the hardness of minerals?

Back

Mohs Hardness Scale

Front

What mineral is known for its perfect cleavage and is commonly used in talcum powder?

Back

Talc

Front

What is the term for the way light interacts with the surface of a mineral?

Back

Luster

Front

What mineral is commonly found in salt and has a cubic crystal structure?

Back

Halite