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Key terms: tourmaline color mineral crystal variety pink gem green material brazilian locality type mozambique gemstones oh formula yellow pp san diego granite chemically der si iron ertl elba sodium fine colorless carinthia sri lanka produce sinhalese lithium comes first time aluminium gesellschaft boron vacancy magnesium chromium maine elba island composition quartz rio grande do norte irradiation fe mg mn manganese drava type locality watermelon Search external links cited by footnotes on Wikipedia page Tourmaline: |
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