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1
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the streak is collorless, hardness is a 10, used in jewelry, and in gemstones
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3
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The hardness is a 1-2, the color varies from silver to gray, and the streak is black
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6
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streak is white, the hardness is a 5, used in fertilizer and gemstones
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7
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used in plaster, and drywall, hardness is a 2, streak is white,and colors vary
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8
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Streak is white, hardness is a 4, color is typically purple,green,yellow sometimes colorless
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9
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Hardness is a 3,streak is white, and is usually white but also colorless
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2
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Hardness is varies from 5.5 to 6.5, colors are black and silver,magnetic,and has a black streak
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4
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the streak is colorless, hardness is an 8, uses:in gemstone, and the color is white, yellow, amber,pink,green.and sometimes colorless
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5
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Colors go from yellow to amber, has a white-yellow streak, used in sulfric acid
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10
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Hardness is a 1, colors vary from white to green, and has a greasy feel
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