Earth Science Final Review 2024

Which common metal was worth more per ounce than gold before scientists discovered a practical means of extracting it fom the ore?

• aluminun

• copper

• iron

• nickel

Which of the following is NOT a mineral?

• abestos

• feldspar

• platinum

• liquid water

Sulfur is a native mineral and quartz is a ...

• compound mineral

• crystalline mineral

• mineral mixture

• synthetic mineral

A mineral rated as 1 on the Mohs scale is

• hard

• rough

• slippery

• soft

A diamond will scratch feldspar and feldspar will scratch calcite. Which of these gives the ONLY possible hardness values for CALCITE, FELDSPAR, AND DIAMOND in the correct order?

• 3, 6, 10

• 3, 10, 6

• 10, 3, 6

• 10, 6, 3

When you conduct an acid test on a mineral sample, you are watching for:

• a color change

• a flame

• gas bubbles

• none of these

A dark mineral sample attracts iron filings. You could conclude that the mineral is:

• feldspar

• magnetite

• smoky quartz

• tourmaline

A mineral sample gives a strong reading on a Geiger counter. You can conclude that the mineral is:

• magnetic

• metallic luster

• radioactive

• not a mineral

The best metallic conductor of electricity is

• chromium

• copper

• iron

• silver

Which of the following is not a native mineral?

• copper

• gold

• quartz

• silver