Valuable natural resources are...

• Always profitable, or they wouldn't be called valuable.

• more highly concentrated in certain locations by geologic processes.

• Evenly distributed around the planet.

• Only collected by surface mining techniques.

Tags

NGSS.MS-ESS3-1

What happens to the crystals that form from a magma that cools at a slower rate?

• crystals become darker in color

• crystals become more clear

• crystal size increases

• crystal size decreases

What mineral did we look at in class that fizzes and bubbles when exposed to Hydrochloric Acid?

• Gypsum

• Calcite

• Quartz

• Pyrite

Tags

NGSS.MS-PS1-2

A crystal is a solid in which the atoms are arranged in a ____, _____ pattern.

• regular, non-repeating

• irregular, repeating

• regular, repeating

• irregular, non-repeating

Tags

NGSS.MS-PS1-1

How many oxygen atoms are in a silica tetrahedron?

• 5

• 4

• 3

• 2

Tags

NGSS.MS-PS1-1

Fluorine, Chlorine, Bromine, and Iodine are found in ____ Minerals

• Halide

• Silicate

• Oxide

• Phosphate

Streak is more reliable than color alone for mineral ID because...

• streak and color are always the same

• streak isn't actually useful

• all minerals have streak

• mineral colors can vary, but streak does not.

The different apperances of different groups of silicate (simple, chain, phyllo, tecto) are due to different....

• ways the tetrahedrons come together

• chemical composition, such as the presence or absence of silica

• conditions in which the minerals form

• the shapes of the tetrahedrons

Which of the following minerals is soft enough to scratch with your fingernail?

• Gypsum

• Halite

• Corundum

• Quartz

Which of the following minerals displays particularly good cleavage in a single direction?

• Apatite

• Calcite

• Halite

• Biotite