Rocks and Minerals

A mineral's resistance to being scratched is called?

• streak
• luster
• hardness
• heft

By definition, a mineral has which of the following characteristic(s)?

• chemical composition
• crystalline structure
• natural
• all of the above

A mineral is a living object

• True
• False

Which mineral property is being shown here?

• luster
• hardness
• cleavage
• streak

Dull, silky, waxy, pearly, and earthy are terms that best describe which property of minerals?

• luster
• color
• streak
• cleavage

The ratio of an objects mass to its volume is called

• Fluorescence
• Streak
• Ore
• Density

Which of the following is NOT true of minerals?

• They are liquids
• They are formed in nature
• They are inorganic
• They have crystalline structure

The definition of a mineral does NOT include:

• crystalline structure
• solid
• organic
• natural

Which of the following properties does the Mohs scale measure?

• Luster
• Hardness
• Density
• Streak

Physical properties of minerals include all of the following EXCEPT

• hardness
• color
• streak
• specific gravity