Mineral Identification Flashcard

Front

What mineral is known for its magnetic properties?

Back

Magnetite.

Front

What does tenacity describe in a mineral?

Back

Its resistance to breakage.

Front

What is the first step in identifying a mineral?

Back

Observe its physical characteristics.

Front

What is cleavage in minerals?

Back

The way a mineral breaks along planes.

Front

Which mineral property is tested by using a UV light?

Back

Fluorescence.

Front

What is the definition of a mineral?

Back

A naturally occurring inorganic solid with a definite chemical composition and crystalline structure.

Front

What are the common physical properties used to identify minerals?

Back

Color, streak, luster, hardness, cleavage, fracture, and specific gravity.

Front

What is the Mohs scale used for?

Back

To measure the hardness of minerals.

Front

What is the difference between cleavage and fracture in minerals?

Back

Cleavage is the tendency of a mineral to break along flat planes, while fracture is the way a mineral breaks in an irregular manner.

Front

What is the significance of a mineral's luster?

Back

Luster describes how a mineral reflects light, which helps in its identification.