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Which of the following is NOT a characteristic of a mineral?
has a definite chemical makeup
can be solid, liquid, or gas
has a crystal structure
forms in nature
Which of the following is true of a mineral found in both China and Spain?
Both have the same chemical makeup
The mineral in China only has materials native to China
The mineral in Spain is not as strong as the one in China
The mineral in China is darker than the one in Spain
Why is a perfect crystal rare?
natural elements erode crystal structures
crystals always experience irregularities at a certain age
atoms of crystals break down once exposed to sunlight
Large, open, uninhabited spaces are rare in Earth's crust
What causes two minerals of the same chemical composition to have different crystal structures?
age
temperature
location of growth
arrangement of atoms
How do scientists classify minerals into groups?
by color
by compostion
by age
byshape
What do all silicates contain?
mica and water
oxygen and silicon
silicon and quartz
water and copper
Which of the following elements is most commonly found in the Earth's crust?
calcium
iron
oxygen
silicon
What percentage of the rocks in Earth's crust is made up of silicates?
90%
70%
10%
30%
Which mineral is common in seashells?
tin
calcite
quartz
carbon
What is usually joined with oxygen to create oxide?
a gas
a crystal
a liquid
a metal
MINERALS are formed by natural processes.
the amount of space an object takes up
a machine or tool used for a particular purpose
a part considered in relation to a whole
a substance that forms in nature, solid, definite makeup
The new DEVICE will be used to purify water.
a part considered in relation to the whole
a machine or tool used for a particular purpose
made liquid by heat
the amount of space an object takes up
A mineral is a substance that has a DEFINITE chemical makeup.
the amount of space an object takes up
not likely to change
a usually light-colored, coarse-grained igneous rock
made liquid by heat
Minerals in GRANITE develope when molten rock cools.
made liquid by heat
a machine or tool used for a particular purpose
white covering of ice particles
a usually light-colored, course-grained igneous rock
A pea has a smaller VOLUME than a cherry.
a part considered in relation to the whole
the amount of space an object takes up
made liquid by heat
white covering of ice particles
There was FROST on the grass this morning.
a machine or tool used for a particular purpose
a usually light-colored, coarse-grained igneous rock
made liquid by heat
white covering of ice particles
