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WorksheetsMinerals - Chapter 3
Total questions: 17
Worksheet time: 13mins
Which of the following characteristics would confirm that a substance is NOT a mineral?
substance is colorless
substance is harder than glass
substance is metallic
substance contains organic material
What are the two most common elements in the Earth's crust?
silicon and oxygen
iron and magnetite
quartz and iron
feldspar and silicon
If you were a collector of minerals, how would you identify an unknown mineral specimen?
ask a friend
weigh the mineral
Moh's Scale of Hardness, scratch test against known minerals
compare it to other unknown minerals
Why is titanium useful?
its color and hardness
lightweight and durable
malleability
rarity and beauty
What qualities make a gemstone?
its color and hardness
lightweight and durable
malleability
rarity and beauty
What qualities make a mineral an ore?
rarity and beauty
easily obtained
useful
profitable and useful
Identify the hardest mineral.
titanium
diamond
talc
quartz
Which are the characteristics of a mineral?
solid, crystalline structure, inorganic, naturally occuring, tasty
solid, crystalline structure, inorganic, manmade, definite chemical composition
solid, definite chemical composition, crystalline structure, inorganic, naturally occuring
liquid, crystalline structure, inorganic, naturally occuring, definite chemical composition
Identify the softest mineral.
talc
diamond
titanium
feldspar
According to Moh's Hardness Scale, what mineral will scratch glass, but will be scratched by quartz?
talc
diamond
apatite
feldspar
A measure of how easily a mineral can be scratched is
luster
hardness
cleavage
fracture
The color of a mineral in powdered form
luster
cleavage
hardness
streak
When a mineral breaks with uneven, rough, or jagged surfaces
luster
cleavage
hardness
fracture
A mineral's ability to split easily along flat surfaces.
luster
cleavage
hardness
fracture
How light is reflected off of a mineral - shiny, dull, metallic
luster
cleavage
hardness
fracture
This chart shows the minerals that make up the Earth's surface. Which listed mineral is the least abundant?
oxygen
iron
sodium
silicon
Which four minerals combined make up almost 90% of the earth's crust?
hydrogen, aluminum, iron, and oxygen
oxygen, silicon, iron, and hydrogen
oxygen, silicon, hydrogen, and aluminum
sodium, hydrogen, iron, and magnesium
