Quiz Review- Rocks and Fossils

What is a mineral?

• Any non-living solid that has a crystal form
• There are more than 4,700 different kinds of minerals found on Earth
• All minerals form in nature.
• All of the above

Hardness is a property that describes the ability of one mineral to scratch another mineral. How can we measure hardness?

• Check if it is breakable
• Check if its bendable
• use the Mohs scale

A mineral will have a combination of DIFFERENT shapes such as cubes mixed with pyramids. True or False?

• True

• False

Forms from compaction of different layers.

• Sedimentary

• Igneous

• Metamorphic

What is luster?

• How hard a rock is
• How minerals reflect light
• how sharp is the mineral.

Luster can be either Metallic, _______, or Glassy.

• Earthy

• Rough

• Smooth

Forms by transformation of other rocks

• Igneous Rocks
• Sedimentary Rocks
• Metamorphic Rocks

The steps of the sedimentary rocks are:

• Weathering --> Erosion --> Deposition --> Cementation --> Compaction --> Sedimentary rocks
• Weathering --> Erosion --> Deposition --> compaction --> Cementation --> Sedimentary rocks
• Weathering --> Erosion --> Sedimentary rocks --> Cementation --> Compaction --> Deposition

If Igneous rocks were weathered, they become ________.

• Sedimentary Rocks
• Igneous Rocks
• Metamorphic Rocks

If Igneous rocks went through heat and pressure, they become ________.

• Sedimentary Rocks
• Igneous Rocks
• Metamorphic Rocks