Minerals and Mining

This is a sample of what mineral?

• Hematite
• Pyrite
• Calcite
• Quartz

This is a sample of what mineral?

• Graphite
• Pyrite
• Galena
• Calcite

This is an example of what mineral?

• Malachite
• Calcite
• Galena
• Hematite

This is a sample of what mineral?

• Azurite
• Graphite
• Galena
• Quartz

This is a sample of what mineral?

• Hematite
• Magnetite
• Calcite
• Coal

What are the two main types of luster?

• Glassy and transparent
• Metallic and nonmetallic
• Shiny and opaque

Which of these mineral would most likely be valued as a gem and used in jewelry?

• Olivine, a green or gray mineral with a hardness of 6.5
• Gypsum, a pink or white mineral with a hardness rating of 2
• Galena, a metallic silver mineral with a hardness of 2.5

The geometric shape of a mineral that reflects its internal crystalline arrangement of atoms

• Luster
• Mineral Crystal
• Mohs Hardness Scale

Two minerals of the same color will always have the same color streak.

• True
• False

Quartz is a 7 on Mohs and Apatite is a 5.  A student has a mineral sample that scratches apatite, but quartz scratches the sample.  What is the mineral's most likely hardness?

• 2
• 10
• 6
• 8