Rock & Mineral Identification Quiz

What is the term used to describe the way a mineral breaks along flat planes?

• Fracture

• Cleavage

• Luster

• Hardness

What is the main factor that distinguishes igneous rocks from sedimentary rocks?

• The presence of fossils

• The texture of the rock

• The rock's origin from magma or lava

• The layering of materials

What does the Mohs hardness scale measure?

• The weight of minerals

• The elasticity of minerals

• The ability of a mineral to resist scratching

• The transparency of minerals

Which type of rock is formed by the accumulation and cementation of mineral and organic particles?

• Igneous

• Metamorphic

• Sedimentary

• Volcanic

Which of the following is NOT a type of metamorphic rock?

• Slate

• Schist

• Basalt

• Gneiss

Which of the following rocks is likely to have formed from the cooling of lava at Earth's surface?

• Granite

• Basalt

• Marble

• Quartzite