Mineral test

when a mineral splits apart producing jagged, curved or fibrous surfaces

• fracture

• luster

• hardness

• cleavage

mineral's ability to glow in the presence of ultraviolet light

• Fracture

• Luster

• Hardness

• Fluorscence

when a mineral splits apart producing flat surfaces

• Fracture

• Luster

• Color

• Cleavage

mineral's ability to attract to a magnet or specific types of metal

• Magnetism

• Fracture

• Luster

• Color

shininess or lack of shininess of a mineral

• Luster

• color

• Mineral

• Hardness

mineral's ability to bend light producing a double image

• Luster

• cleavage

• color

• double refraction

mineral's ability to scratch or be scratched by a mineral or other substance

• Mineral

• Luster

• Color

• Hardness

the way atoms of minerals fit together in specific, predictable, repeating patterns

• Crystal form

• Mineral

• color

• hardness

non-living solid formed in nature that has the same makeup throughout the entire substance

• Mineral

• luster

• color

• hardness

reflecting a band, or line, of light across the mineral

• chatoyancy

• color

• luster

• hardness