Minerals/Rocks vocabulary

Front

What is a rock that was once one form of rock but has changed to another under the influence of heat and pressure?

Back

Metamorphic rock

Front

What is the term for the way a mineral reflects light?

Back

Luster

Front

What is composed of one or more minerals?

Back

Rock

Front

What type of rocks are formed below the surface?

Back

Intrusive rocks

Front

What is the color of a mineral in powdered form called?

Back

Streak

Front

What type of rock is formed from the cooling and solidification of magma?

Back

Igneous rock

Front

What is the term for rocks formed from the accumulation of sediment?

Back

Sedimentary rock

Front

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

Back

Mohs Scale

Front

What is the term for the natural occurring inorganic substance with a definite chemical composition?

Back

Mineral

Front

What type of rock is formed from volcanic activity?

Back

Extrusive rock