Science "Minerals"

Which of the following is NOT a property used to identify minerals?

• Hardness

• Smell

• Luster

• Shape

The hardness of a mineral is its resistance to being scratched.

• TRUE

• FALSE

What scale is used to measure the hardness of minerals?

• • Newton scale

• Celsius scale

• Mohs Scale

• Richter scale

The streak of a mineral refers to the color of its powder.

• TRUE

• FALSE

Mineral always have a crustaline structure

• TRUE

• FALSE

All rocks are minerals, but not all mineral are rocks.

• TRUE

• FALSE

Which of these minerals is used in making glass?

• Halite

• Quartz

• Mica

• Sulfur

Which of the following is a metallic mineral?

• Talc

• Calcite

• Gold

• Feldspar

Which mineral is commonly used in pencils?

• Graphite

• Graphite

• Gypsum

• Magnetite

Quartz is softer tan talc on the Mohs hardness scale.

• TRUE

• FALSE