Mineral Identification

What is it called when acid is dropped on a mineral and it bubbles and fizzes?

• Efflorescence

• Effervescence

• Evanescence

• Iridescence

Tags

NGSS.MS-PS1-2

A streak test shows the ______ form of the mineral.

• Whole

• Original

• Powdered

• Inner

Which of these is NOT a feature of a mineral?

• Being solid

• Having a definite chemical composition
• Being naturally occurring
• Being organic

Color is a good identification tool that you can use to identify specific minerals.

• True

• False

Which of these is NOT a luster type that we discussed in class?

• Nonmetallic (Pearly)

• Nonmetallic (Greasy)

• Metallic

• Nonmetallic (Dull)

Cleavage or Fracture?

• Cleavage

• Fracture

Which test is this showing?

• Cleavage test

• Acid test

• Streak test

• Hardness test

What is the most common element in the Earth's crust?

• Dirt

• Silicon

• Oxygen

• Carbon

Tags

NGSS.MS-PS1-1

You test a mineral for hardness and it can be scratched by a steel nail. Is it softer or harder than the nail?

• Softer

• Harder

You test a mineral for hardness and it scratches glass. Is the mineral softer or harder than the glass?

• Softer

• Harder