Rocks and Minerals

What are the attributes of rocks and minerals?

• taste

• luster

• hardness

• color

• texture

How can you classify (sort) rocks and minerals

What tool is used to measure the hardness of a rock or mineral?

• Hammer

• Moh's Hardness Scale

• Roc Property Scale

• Nail file

A streak test will

• let you know if you can see out your windows

• help you color your hair

• leave behind a colored powder

• leave smoke in the air

Oksana is trying to identify a mineral sample. Her mineral can scratch fluorite, but cannot scratch orthoclase. What mineral could she have?

• flourite

• calcite

• apatite

• orthoclase

Travis is trying to identify a mineral. He notices that it will scratch gypsum and can itself be scratched by fluorite. What mineral could he have?

• talc

• gypsum

• calcite

• fluorite

Scratching two rocks together is likely trying to determine the

• color

• luster

• texture

• hardness