Minerals Flashcard

Front

What is the softest mineral on the Mohs scale?

Back

Talc is the softest mineral on the Mohs scale, rated as 1.

Front

What tool is commonly used to test the hardness of a mineral?

Back

The Mohs scale of hardness is used to test the hardness of minerals.

Front

What is the name of a shiny, metallic luster mineral?

Back

Pyrite, also known as Fool’s Gold, has a shiny, metallic luster.

Front

What is the term for a mineral’s ability to glow under ultraviolet light?

Back

Fluorescence is the term for a mineral’s ability to glow under ultraviolet light.

Front

Which mineral is known for being the hardest substance on Earth?

Back

Diamond is known for being the hardest substance on Earth, rated as 10 on the Mohs scale.

Front

What is the Mohs scale?

Back

The Mohs scale is a scale that ranks minerals based on their hardness from 1 (softest) to 10 (hardest).

Front

What mineral is commonly used in talcum powder?

Back

Talc is commonly used in talcum powder due to its softness.

Front

What is the definition of mineral?

Back

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

Front

What is cleavage in minerals?

Back

Cleavage is the tendency of a mineral to break along flat surfaces.

Front

What is the difference between a mineral and a rock?

Back

A mineral is a single substance, while a rock is a solid combination of one or more minerals.