Exploring the World of Minerals

What is the hardest mineral on the Mohs scale of mineral hardness?

• Talc

• Quartz

• Diamond

• Gypsum

Answer explanation

According to Moh's Hardness scale, diamond is the hardest mineral.

Which mineral is commonly used in the production of glass?

• Feldspar

• Calcite

• Quartz

• Hematite

Answer explanation

Quartz is the mineral used in the production of glass.

What is the primary method used to identify a mineral's streak?

• Observing the color

• By scratching the mineral sample on a porcelain plate

• Taking the mass of the mineral sample

• Measuring the hardness of the mineral

Answer explanation

The primary method used to identify a mineral's streak is by scratching the mineral sample on a porcelain plate.

Which mineral property describes how a mineral reflects light?

• Luster

• Hardness

• Cleavage

• Streak

Answer explanation

Luster is the mineral property describes how a mineral reflects light.

Which mineral is known for its use in pencils?

• Graphite

• Talc

• Mica

• Hematite

Answer explanation

Graphite is the mineral used to make pencils.

What is the term for the way a mineral breaks along flat surfaces?

• Fracture

• Cleavage

• Luster

• Streak

Answer explanation

Cleavage is the term for the way a mineral breaks along flat surfaces.

Which mineral is commonly used in the construction industry for cement production?

• Gypsum

• Calcite

• Quartz

• Feldspar

Answer explanation

The calcite mineral is commonly used in the construction industry for cement production.

Tags

NGSS.MS-ETS1-1

NGSS.MS-PS1-3

EXTRA CREDIT: What is the main component of the mineral halite?

• Calcium carbonate

• Sodium chloride

• Silicon dioxide

• Iron oxide

Answer explanation

Sodium chloride is the main component of the mineral halite.

Tags

NGSS.MS-PS1-1

What is the term used for the resistance of a mineral to being scratched?

• Luster

• Hardness

• Cleavage

• Streak

Answer explanation

Hardness is the term used for the resistance of a mineral to being scratched.

Which mineral is commonly used in drywall and plaster?

• Gypsum

• Quartz

• Feldspar

• Mica

Answer explanation

The mineral gypsum is commonly used in drywall and plaster.