Mineral Properties Review

Front

What is Moh's hardness scale used for?

Back

Moh's hardness scale is used to rank minerals based on their hardness, with talc being the softest and diamond being the hardest.

Front

Which mineral is ranked as the hardest on Moh's hardness scale?

Back

Corundum is ranked as the hardest mineral on Moh's hardness scale, just below diamond.

Front

What does the term 'streak' refer to in mineralogy?

Back

Streak refers to the color of the powder left behind when a mineral is rubbed against a tile.

Front

How is the streak of a mineral determined?

Back

The streak of a mineral is determined by rubbing the mineral against a porcelain tile and observing the color of the powder left behind.

Front

What is luster in the context of minerals?

Back

Luster describes how a mineral reflects light, indicating its shininess or lack thereof.

Front

What type of luster does Galena exhibit?

Back

Galena exhibits metallic luster.

Front

What is the significance of a mineral's hardness?

Back

A mineral's hardness indicates its resistance to scratching and is a key property used to identify minerals.

Front

What is the difference between metallic and non-metallic luster?

Back

Metallic luster reflects light like a metal, while non-metallic luster can appear glassy, dull, or pearly.

Front

What mineral is known for leaving a gray streak?

Back

Galena is known for leaving a gray streak.

Front

What is the relationship between a mineral's hardness and its composition?

Back

A mineral's hardness is influenced by its atomic structure and the strength of the bonds between its atoms.