Minerals and Rocks: Check for Understanding

What are minerals?

• a substance that cannot be changed into a simpler substance

• naturally occurring solid materials of Earth's crust

• gemstones with monetary value

• melted rock that cools and hardens into a solid

Select all of the following that are properties of minerals

• Color

• Streak

• Hardness

• Luster

A crystal's shape depends on the way its _ is arranged.

Tags

NGSS.MS-PS1-1

Hardness of a mineral is measured by _ Hardness Scale

Quartz has a hardness of

• 2

• 5

• 7

• 1

Tags

NGSS.MS-PS1-1

The hardest known mineral is

• Ruby

• Diamond

• Pyrite

• Obsidian

Pyrite is know as _ Gold due to its similar appearance to gold which confused people during the Gold Rush of 1849.

Copper is a very good

• conductor of electricity

• measure of hardness

• magnetic material

• material to build with

The word igneous comes from the Latin word _, meaning "fire."

The 3 main classifications of rock are:

• igneous, sedimentary, and magnetic

• igneous, porous, and sedimentary

• intrusive, extrusive, and porous

• igneous, sedimentary, and metamorphic