Minerals

A mineral is a naturally occurring inorganic substance with a specific chemical composition and structure.

• True

• False

A rock is mineral matter of various composition, consolidated or unconsolidated, assembled in masses or considerable quantities in nature, as by the action of water or heat.

• True

• False

A gemstone is a precious or semiprecious stone that can be cut or polished for use as a gem.

• True

• False

Ore is a naturally occurring solid material from which a metal or valuable mineral can be profitably extracted.

• True

• False

What is the difference between a rock and a mineral?

• A mineral is solid and a rock is not

• A mineral is naturally occurring and a rock is not

• A mineral is made up of one component and a rock is made up of many

• There is no difference

How are minerals formed?

• Cooling of lava or liquid solutions

• Extremely high temperatures and pressure at Earth's core

• Evaporation of mineral rich water

• All of the above

How are mineral deposits found? (select all that apply)

• Remote Sensing

• Geochemical Surveys

• Metal Detector

• Randomly digging/drilling in different areas

What types of mining fall under Surface Mining? (select all that apply)

• Open-pit Mining

• Strip Mining

• Mountaintop Removal

• Placer Mining

• Dredging

Subsurface mining is underground mining deeper into earth's surface using tunnels.

• True

• False

Mining of stream beds is an example of what type of mining?

• Open-pit Mining

• Strip Mining

• Mountaintop Removal

• Placer Mining

• Dredging