What are minerals

What is a Mineral

• Is a non-living object that has a rock form.

• Is a non-living object that has a crystal form

There are over…………………..minerals found on Earth

• 47,000

• 4.700

• 470.0

• 4,700

Hardness is ……………..

• Minerals ability to scratch another mineral

• How minerals reflect light

• any non-living object that has a crystal form.

• Luster

What is Luster?

On the Mohs scale, which Mineral score 1?

• Gypsum

• Topaz

• Talc

• Diamond

Gold is one type of ……………..Luster

• Earthy

• Metallic

• Glassy

When the broken sides are smooth and straight. Minerals that break this way are called………….

• Fracture

• Cleavage

• Minerals

• Streak

Minerals that do not break along smooth lines have………..

• Cleavage

• Fracture

• Minerals

• Mineral Crystals

The color left behind is called a Mineral’s streak

• True

• False