Rocks and Minerals Test

Which mineral property is being shown here?

• luster
• hardness
• cleavage
• streak

This mineral has a hardness of 6.5 and is brassy gold with cubic crystals. It does not tarnish.

• Pyrite

• Chalcopyrite

• Olivine

• Chalcedony

This mineral is commonly used in pencil lead.

• halite

• talc

• graphite

• sulfur

The least accurate way to identify a mineral.

• color

• hardness

• streak

• density

#1 on the Mohs Hardness Scale and also used in baby powder.

• halite

• talc

• graphite

• gypsum

A mineral breaks into pieces like are shown in the picture. How would you describe its breakage?

• Fracture
• Cleavage
• Glassy
• Waxy

Which of these minerals is softer than glass?

• Topaz 
• Corundum 
• Calcite 
• Orthoclase 

This rock was another type of rock that was heated and compressed over time. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic

This rock started as molten magma. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic

This rock was formed by smaller pieces of rock that settled at the bottom of a lake millions of years ago. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic