Exploring Rocks and Minerals Quiz

What type of rock is formed from cooled lava or magma?

• Sedimentary

• Igneous

• Metamorphic

• Fossil

Which mineral is commonly used in pencils for writing?

• Talc

• Graphite

• Quartz

• Mica

What is the main economic use of limestone?

• Jewelry

• Construction material

• Electronics

• Fuel

Which of the following is a metamorphic rock?

• Basalt

• Granite

• Marble

• Sandstone

What is the process called when rocks are broken down into smaller pieces by wind, water, or ice?

• Erosion

• Deposition

• Melting

• Cementation

Which mineral is known for its hardness and is used in cutting tools?

• Talc

• Gypsum

• Corundum

• Calcite

What is the primary component of the rock granite?

• Quartz

• Halite

• Gypsum

• Olivine

Which rock is known for having a glassy texture and is often used as a decorative stone?

• Obsidian

• Shale

• Limestone

• Slate

What is the process called when sediment is compacted and cemented to form sedimentary rock?

• Metamorphism

• Lithification

• Crystallization

• Weathering

Which mineral is often used to make plaster and drywall?

• Calcite

• Gypsum

• Feldspar

• Fluorite