Minerals

Front

What is luster in minerals?

Back

Luster refers to the way light reflects off the surface of a mineral. It can be described as glassy, metallic, earthy, etc.

Front

What are rock aggregates used for?

Back

Rock aggregates are primarily used in concrete production.

Front

What is hematite commonly harvested for?

Back

Hematite is commonly harvested for iron ore.

Front

What does it mean if a mineral has cleavage?

Back

If a mineral has cleavage, it means it breaks easily along flat surfaces.

Front

What is gypsum used for?

Back

Gypsum is used to make drywall.

Front

Define mineral. What are its key characteristics?

Back

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

Front

What is the difference between cleavage and fracture in minerals?

Back

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

Front

What is the significance of hardness in minerals?

Back

Hardness measures a mineral's resistance to scratching, which helps identify and classify minerals.

Front

What is the Mohs scale?

Back

The Mohs scale is a scale from 1 to 10 used to measure the hardness of minerals, with talc being the softest (1) and diamond being the hardest (10).

Front

What is the chemical composition of quartz?

Back

Quartz is composed of silicon dioxide (SiO2).