6th Grade Minerals and Rocks Test

Which type of rock is usually found deep underground where heat and pressure are present?

• Extrusive Igneous Rock
• Intrusive Igneous Rock
• Metamorphic Rock
• Sedimentary Rock

Type of rock that forms from magma that hardens beneath Earth's surface.

• Extrusive Igneous Rock
• Intrusive Igneous Rock
• Metamorphic Rock
• Sedimentary Rock

What is the process called in which rocks are created, changed, destroyed, and formed again?

• Weathering
• The Rock Cycle
• Transformation
• Recycling

What mineral is number 1 on the hardness scale?

• Calcite
• Talc
• Diamond
• Quartz

When an existing rock is subjected to very high heat and pressure, what type of rock will it be transformed into?

• Igneous
• Sedimentary
• Metamorphic
• Sediment

Which mineral on Moh's hardness scale is the hardest?

• Diamond
• Topaz
• Talc
• Calcite

How can an igneous rock turn into a sedimentary rock?

• Weathering and erosion
• Compaction and cementation
• A and B
• None of the above

Pumice is formed from the rapid cooling of magma.  What type of rock is pumice?

• Igneous
• Sedimentary
• Metamorphic
• None of the above

What is the term for the creation of smaller pieces of rock through physical or chemical means?

• Weathering
• Erosion
• Deposition
• Cementation

Slate is formed when shale or mudstone is exposed to heat and pressure.  What type of rock is slate?

• Igneous
• Sedimentary
• Metamorphic
• None of the above