Minerals

What is a mineral?

• A small part that makes up the nucleus of an atom

• A natural occurring element that is not a plant or animal

• Any gas that is found on the Periodic Table

• An unnatural element that is always liquid

Which of these is an example of a mineral?

• Topaz

• Water

• Liquid

• Plastic

How do minerals form?

• When magma heats up, minerals boil to the top.

• When magma heats up water, minerals cool it down.

• When magma cools down, its molecules form crystals.

• When magma is still in a valcano, it is full of minerals.

Where does table salt come from?

• It is formed by flowing magma.

• It is left behind after a volcano erupts.

• It is formed by freezing water

• It is left behind when water evaporates.

when a mineral breaks into flat pieces, what property is this?

• Streak

• Cleavage

• Hardness

• Color

A diamond is a 10 on the Mohs scale therefore...

• It can scratch any other mineral

• It can be scratched by another mineral

• Diamonds are not strong

• Diamonds have streak

Streak is the property of mineral that...

• Tells how hard a mineral is

• Determines the color

• Leaves a colored powder that identifies a mineral

• Tells how a mineral breaks

What property of a mineral is expressed using Mohs scale?

• Luster

• Hardness

• Streak

• Color

The color of a mineral's powder is

• Streak

• Luster

• Hardness

• Texture

The hardest mineral on Mohs scale is

• Talc

• Diamond

• Quartz

• Topaz