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ROCKS & MINERALS-Multiple Choice

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