Mineral ID

Front

What is the term for when a mineral breaks along rough, jagged surfaces?

Back

Fracture

Front

What is the least accurate way to identify a mineral?

Back

Color

Front

Identify the mineral with the following properties: Color: Black to silvery gray, Cleavage: None, Streak: Black, Luster: Black, Hardness: 5 to 6.5, Special Property: Magnetic.

Back

Magnetite

Front

Identify the mineral with the following properties: Color: Orange, pink or peach, Cleavage: Yes, Streak: White or none, Luster: Non-metallic, Hardness: 6 to 6.5, Special Property: None.

Back

Feldspar

Front

What mineral forms very small crystals and is a glassy rich green to pale green color and will scratch glass?

Back

Olivine

Front

What is the definition of mineral cleavage?

Back

The tendency of a mineral to break along flat, even surfaces.

Front

What is the definition of mineral luster?

Back

The way a mineral reflects light, which can be metallic or non-metallic.

Front

What is the Mohs scale of hardness?

Back

A scale that ranks minerals based on their ability to scratch one another, from 1 (talc) to 10 (diamond).

Front

What is streak in mineral identification?

Back

The color of the powder left when a mineral is scraped across a porcelain plate.

Front

What is the definition of mineral density?

Back

The mass of a mineral per unit volume, often expressed in grams per cubic centimeter.