Minerals

Front

On the Mohs hardness scale, which mineral is harder than Topaz? Options: Apatite, Talc, Corundum, Quartz

Back

Corundum

Front

On the Mohs hardness scale, which mineral is harder than Fluorite? Options: Calcite, Talc, Gypsum, Quartz

Back

Quartz

Front

What is part of the definition of a mineral?

Back

Definite chemical composition

Front

Which of the following substances is a mineral? Coal, Fluorite, Obsidian, Brass.

Back

Fluorite

Front

What is the hardest known mineral?

Back

Diamond

Front

Which of the following is a mineral?

• Pyrite, which is a crystalline solid with a chemical formula of FeS2.
• Glass, which is man-made.
• Concrete, which is man-made and does not have a crystalline structure.
• Magma, which is melted rock.

Back

Pyrite, which is a crystalline solid with a chemical formula of FeS2.

Front

What is it called when minerals break along smooth, flat surfaces?

Back

Cleavage

Front

What property of the mineral is the student testing? Options: Cleavage, Color, Luster, Streak

Back

Streak

Front

A mineral is white, has a glassy luster, and a hardness of 5. What is the name of the mineral? Options: Calcite, Fluorite, Apatite, Topaz.

Back

Apatite

Front

Identify the physical property being described for the mineral. When magnetite breaks, it forms only uneven surfaces.

Back

Fracture