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Review Ch 3 Minerals Flashcards | StudBud
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Review Ch 3 Minerals
Review Ch 3 Minerals
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8th Grade Earth Science Mineral Review
Flashcards
15 cards
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Practice quiz
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Questions
15
Answers
1
What mineral test is illustrated here?
streak test
luster
hardness
specific gravity
2
Why is "coal" not a true mineral?
it burns
too hard
it's artificial
not inorganic
3
True or False....... Gems are pried for their "great Rarity and beauty.
False
True
4
A naturally occurring, inorganic solid with a definite chemical composition and crystal is a ?
element
rock
crystal
mineral
5
Gold, silver, and copper have shiny surfaces and thus are said to have ____?
dull luster
metallic luster
nonmetallic luster
waxy luster
6
Why would a person scratch a piece of glass to identify a mineral?
streak test
they don't like glass
hardness
crystal structure
7
What mineral test is illustrated here?
luster
streak test
hardness
crystal system
8
Salt is NaCl, Hematite is Fe
2
O
3
, they are both minerals. This characteristic is their ?
natural occurring
chemical composition
crystalline form
shows they are solid
9
One of the "softest" minerals is this......
feldspar
Talc
diamond
quartz
10
What mineral is this?
silver
Halite
galena
iron
11
What characteristic of a mineral is being measured here?
specific gravity
buoyancy
hardness
crystal system
12
What is the crystal system of this?
monoclinic
triclinic
cubic
no crystal
13
What is the "name" of the mineral you might "lick" test?
halite
iron
salt
sulfer
14
A mineral is classified as an ore as long as......?
can be use as jewelery
if profitable and useful
is a solid and natural
rare and valuable
15
What test can be performs on a mineral here?
hardness
"streak"??
luster test
smell test
