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Minerals

Minerals. Science Starter #4. Mohs Scale . Which mineral will scratch glass, Quartz or Fluorite? Which mineral(s) won’t scratch anything? Can feldspar scratch a streak plate?. http://regentsprep.org/Regents/earthsci/minerals.htm. Mohs Scale .

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Minerals

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  1. Minerals Science Starter #4

  2. Mohs Scale Which mineral will scratch glass, Quartz or Fluorite? Which mineral(s) won’t scratch anything? Can feldspar scratch a streak plate? http://regentsprep.org/Regents/earthsci/minerals.htm

  3. Mohs Scale Which mineral will scratch glass, Quartz or Fluorite? Which mineral(s) won’t scratch anything? Talc and Gypsum Can feldspar scratch a streak plate? No, the streak plate is harder than feldspar. http://regentsprep.org/Regents/earthsci/minerals.htm

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