Minerals Quiz 4.1

Which of the following is NOT a characteristic of minerals?

• Naturally occurring

• Inorganic

• Organic

• Definite crystalline structure

What is the building block of matter and the smallest particle that a substance is made of?

• Element

• Atom

• Compound

• Molecule

Which of the following is NOT a characteristic of a mineral's crystalline structure?

• Regular geometric patterns

• Repetition throughout the substance

• Random arrangement of atoms

• Formation of crystals

How are minerals formed?

• By organic processes

• By man-made processes

• By natural processes

What determines the size of crystals formed when magma cools?

• The type and number of elements

• The rate of cooling

• The temperature of the earth's surface

• The density of the rock

Which process can form minerals when a liquid becomes fully saturated with salt?

• Evaporation

• Condensation

• Precipitation

• Sublimation

What property of a mineral is determined by how easily it can be scratched by another mineral?

• Luster

• Hardness

• Cleavage

• Fracture

Which mineral has a perfect cleavage in one direction?

• Mica

• Halite

• Flint

• Quartz

Which special property can be used to identify magnetite?

• Iridescence

• Double refraction

• Effervescence

• Magnetism

What property describes how a mineral feels to the touch?

• Luster

• Hardness

• Cleavage

• Texture