Rocks Pre-Assessment

Which of these is NOT one of the 3 main rock types?

• Igneous

• Mineral

• Metamorphic

• Sedimentary

What is required for a rock to be called a mineral?

• Naturally Occurring

• Organic

• Solid

• Definitive Chemical Composition and Structure

What mineral has conchoidal fracture as a diagnostic property?

• Plagioclase

• Biotite

• Quartz

• Hornblende

Which of these is a type of igneous rock?

• Gneiss

• Shale

• Olivine

• Obsidian

Which of these is a type of metamorphic rock?

• Gneiss

• Shale

• Olivine

• Obsidian

Which of these is a mineral?

• Gneiss

• Shale

• Olivine

• Obsidian

Which of these is a sedimentary rock?

• Gneiss

• Shale

• Olivine

• Obsidian

What are the two types of igneous rocks?

• Intrusive

• Contact

• Extrusive

• Dynamic

What is the most common mineral group found in Earth's crust?

• Carbonates

• Silicates

• Oxides

• Halides

Which of these is NOT one of the major elements found in Earth's crust?

• Carbon

• Silicon

• Oxygen

• Iron