SOL Review #5 - Minerals

Front

What is the Mohs scale?

Back

The Mohs scale is a scale used to measure the hardness of minerals, ranging from 1 (talc) to 10 (diamond), based on their ability to scratch one another.

Front

What does it mean for a mineral to be an ore?

Back

An ore is a type of rock that contains sufficient minerals with important elements including metals that can be extracted profitably.

Front

What is the significance of a mineral's streak?

Back

The streak of a mineral is the color of its powdered form, which can help in identifying the mineral.

Front

What is the difference between a mineral and a rock?

Back

A mineral is a naturally occurring inorganic substance with a definite chemical composition and crystalline structure, while a rock is a solid aggregate of one or more minerals.

Front

What is calcite and why is it not considered an ore mineral?

Back

Calcite is a common mineral made of calcium carbonate, but it is not an ore mineral because it does not contain valuable metals that can be extracted.

Front

What is the characteristic odor of sulfur?

Back

Sulfur is known for its distinct rotten egg smell, which is a key identifying feature.

Front

What minerals are commonly found in granite?

Back

Granite typically contains quartz, feldspar, and mica, but not calcite.

Front

How can you identify a mineral using the streak test?

Back

The streak test involves rubbing the mineral on a porcelain plate to observe the color of the powder left behind.

Front

What is the role of fluorescence in mineral identification?

Back

Fluorescence is the property of some minerals to emit visible light when exposed to ultraviolet light, aiding in their identification.

Front

What is the hardness of quartz on the Mohs scale?

Back

Quartz has a hardness of 7 on the Mohs scale.