Which of the following is NOT a characteristic of all minerals?

• Has a physical structure

• Natural solid substance

• Definite chemical composition

• Is a gemstone

This is the tendancy of minerals to break along FLAT surfaces

• Fluorescence

• Cleavage

• Hardness

• Streak

_________ describes how a mineral's surface reflects light

• Luster

• Streak

• Fluorescence

• Crystal

Scientist use this to determine a mineral's hardness

• Streak plate

• Microscope

• Mohs Hardness Scale

• Scale

If a steel knife scratches a mineral, then we can conclude the mineral has a hardness of 5.5 or higher

• True

• False

Glass will not scratch Quartz

• True

• False

What has a hardness of 4 on Mohs Hardness Scale?

• Fluorite

• Fluorescent

• Flourite

• Fluoride

This is a solid made of particles that form a repeating pattern

• Fracture

• Luster

• Crystal

• Cleavage

_________ are physical characteristics that are used to identify minerals

• Properties

• Observations

• Element

• Mineral

Tags

NGSS.MS-PS1-2

Which of the following is NOT a property used to identify minerals

• Hardness

• Cleavage

• Weight

• Streak

Tags

NGSS.MS-PS1-1