Share ROCKS & MINERALS-Multiple Choice
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a solid piece of matter with particles arranged in a repeating pattern called a crystal
mineral
magnet
electron
Color, luster, streak, hardness, cleavage, and fracture are __ __ that help scientists identify rocks and minerals
chemical properties
physical properties
human properties
the way a mineral's surface reflects light
luster
hardness
streak
The chalky line left behind when you rub or scrape a mineral against a tile.
streak
compression
luster
the name of the scale used to determine a mineral's hardness
Bathroom Scale
Mohs Scale of Hardness
Spring Scale
Which mineral is the hardest of all?
copper
talc
diamond
The tendency of a mineral to break into jagged, rough, smaller pieces.
hardness
fracture
luster
Location of the first gold rush in America
California
South Carolina
North Carolina
The tendency of a mineral to break into flat sheets.
streak
hardness
cleavage
The ability to resist scratching
streak
fracture
hardness
Rocks formed when sand, dead plants, shells or other organic matter stick together to like glue.
magnesium
Igneous rock
sedimentary rock
Not man-made; occurs in nature, and our supply is limited (we can run out of it)
cleavage/fracture
volcanic glass
natural resource
Rocks formed from hot lava that cools and hardens
diamonds
Igneous rocks
iron
Rocks buried deep with the earth that change because of heat and pressure
erosion
metamorphic
gold
Stress that squeezes rocks together and causes them to fold or fracture.
erosion
compression
melting
A nonliving solid substance that can be described by a chemical formula
cleavage
fracture
inorganic
