Minerals – Ch 5 TermsProperties Groups Identification Random 100 200 300 400 500.

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Minerals – Ch 5Minerals – Ch 5Terms Properties Groups Identification Random

100 100 100 100 100

200 200 200 200 200

300 300 300 300 300

400 400 400 400 400

500 500 500 500 500

The mass of a substance to the volume is its ____

Answer

Density

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The ability of a mineral to resist scratching is its _____

Answer

Hardness

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Tendency of a mineral to break and form uneven, irregular surfaces

Answer

Fracture

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An inorganic solid with characteristic chemical

composition and physical properties

Answer

Mineral

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Flourite and feldspar are examples of these

Answer

Minerals

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The way that light is reflected from a mineral’s surface

Answer

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Luster

True/False: Chatoyancy means “cat’s eye” and has

a silky appearance

Answer

True

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Daily Double!!

What is the color of a mineral in a powdered

form?

Answer

Streak

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What physical property is unreliable as an

identification clue for minerals?

Answer

Color

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What is the tendency of a mineral to split along specific planes, forming flat surfaces?

Answer

Cleavage

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A solid whose atoms, ions, or molecules are arranged in a regular,

repeating pattern

Answer

Crystal

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What are the 2 main groups of minerals?

Answer

Silicates or Non-silicates

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Minerals are usually _____, meaning they do

not contain carbon

Answer

Inorganic

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Mineral that does not contain silicon or oxygen

Answer

Nonsilicate

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Mineral that contains silicon and oxygen

Answer

Silicate

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Answer

True or False:

A mineral that glows in ultraviolet light is phosphorescent

False (fluorescent)

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What 2 elements must be present in a silicate?

Answer

Silicon and Oxygen

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Which type of silicate does each tetrahedron share 3 of its oxygen

atoms with other tetrahedra, and the remaining oxygen

atoms bond with Al or Mg atoms?

Answer

Sheet silicates

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If an unstable atomic nuclei decays into stable nuclei, the mineral is ____.

Answer

Radioactive

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Answer

What kind of tetrahedra does NOT link with Silicon or Oxygen

atoms?

Isolated Tetrahedra

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What is the hardest mineral on the Moh’s hardness scale?

Answer

Diamond

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What is the softest mineral on the Moh’s hardness scale?

Answer

Talc

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If a mineral reflects light like a metal it has what kind of

luster?

Answer

Metallic Luster

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Daily Double!!

What do you call a tetrahedra that does not link

with other Silicon and Oxygen atoms?

Answer

Isolated Tetrahedra

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What shape does an “asterism” describe?

Answer

A Star

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