Minerals

On the Mohs hardness scale, which of the following minerals is harder than Topaz?

• Apatite

• Talc

• Corundum

• Quartz

On the Mohs hardness scale, which of the following minerals is harder than Fluorite?

• Calcite

• Talc

• Gypsum

• Quartz

Which is part of the definition of a mineral

• man-made

• liquid

• definite chemical composition

• organic

Tags

NGSS.MS-PS1-1

Which of the following substances is a mineral?

• Coal, which forms from the remains of living things.

• Fluorite, which is a crystalline solid with the chemical formula CaF2.

• Obsidian, which is volcanic gas and is NOT crystalline.

• Brass, which is a metal that is made by humans.

Tags

NGSS.MS-PS1-1

What is the hardest known mineral?

• Talc

• Quartz

• Diamond

• Gold

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.

__________ is when minerals break along smooth, flat surfaces.

• Streak

• Fracture

• Cleavage

• Hardness

A student is trying to identify a mineral in science class. What property of the mineral is the student testing?

• Cleavage

• Color

• Luster

• Streak

A student has a mineral that she wants to identify. It is white in color, has a glassy luster, and a hardness of 5. Based on the information in the table, what is the name of the mineral the student is trying to identify?

• Calcite

• Fluorite

• Apatite

• Topaz

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

• Hardness

• Fracture

• Cleavage

• Streak