Mineral ID

This mineral has a metallic luster. It has a black to gray streak. A fingernail cannot scratch it and it cannot scratch a fingernail. What mineral is it?

• Graphite

• Gold

• Chromite

• Pyrite

Tags

NGSS.MS-PS1-2

How light reflects off of a mineral is called the mineral's 

• luster

• streak

• cleavage

• fracture

A mineral's resistance to being scratched is called?

• streak

• luster

• hardness

• heft

Which test is not reliable in identifying minerals

• streak

• luster

• specific gravity

• color

Which mineral is commonly identified by its red streak?

• Hematite

• Galena

• Fluorite

• Gypsum

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

• Fracture

• Cleavage

• Glassy

• Waxy

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

• Fracture

• Cleavage

• Glassy

• Waxy

Which mineral property is being shown here?

• luster

• hardness

• cleavage

• streak

Which of these minerals is softer than glass?

• Topaz 

• Corundum 

• Calcite 

• Orthoclase 

Can a glass plate scratch apatite?

• Yes 

• No 

Tags

NGSS.MS-PS1-2