Minerals and Rocks

What type of rock is pictured?

• Igneous

• Metamorphic

• Sedimentary

What are the three types of rocks?

• lava, metamorphic, and sedimentary

• igneous, sedimentary, and mineral

• metamorphic, lava, and igneous

• igneous, sedimentary, and metamorphic

What two properties are most helpful for identifying minerals?

• luster and streak

• color and size

• shape and hardness

• color and hardness

Using the Mohs Hardness Scale, what  mineral is the hardest?

• Quartz

• Diamond

• Feldspar

• Talc

What tool do you use to test a mineral's hardness?

• water

• clay tiles

• nail

• penlight

What is the softest mineral?

• feldspar

• muscovite

• talc

• diamond

What is the hardest mineral?

• graphite

• fluorite

• diamond

• gypsum

This type of rocks is made up of layers that are cemented together.

• Igneous

• Metamorphic

• Sedimentary

This type of rock can be changed by heat, pressure, and water.

• Igneous

• Metamorphic

• Sedimentary

This type of rock is formed when melted rock cools.

• Igneous

• Metamorphic

• Sedimentary