3 Minerals Vocab

What is a naturally occurring, solid, inorganic compound or element?

• Crystal

• Mineral

• Silicate

• Rock

What term refers to the regular, geometric shapes that occur in many minerals?

• Crystal

• Mineral

• Silicate

• Fracture

What is the term for minerals containing silicon and oxygen?

• Crystal

• Mineral

• Silicate

• Cleavage

Minerals that break randomly exhibit what?

• Cleavage

• Fracture

• Hardness

• Streak

The hardness test determines what materials a mineral will do what?

• Break

• Scratch

• Melt

• Absorb

What term describes the way a mineral reflects light from its surface?

• Cleavage

• Streak

• Luster

• Specific gravity

What term is used for flat planes that some minerals break along?

• Luster

• Cleavage

• Streak

• Specific gravity

What is the term for the color of a powdered mineral?

• Luster

• Cleavage

• Streak

• Specific gravity

What term describes the ratio of the mass of a substance to the mass of an equal volume of water at 4°C?

• Luster

• Cleavage

• Streak

• Specific gravity

What is a geometric solid having four sides that are equilateral triangles?

• Gem

• Tetrahedron

• Ore

• Cube