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Marianoite Image

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 Marianoite

Large Marianoite Image

Mineral: Marianoite: Na2Ca4(Nb,Zr)2(Si2O7)2(O,F)4
Comments: PPL image of euhedral crystals of marianoite, titanite and U-rich pyrochlore in the phlogopite-calcite silicocarbonatite. (CanMin, v46:1023).
Location: Mesoproterozoic Prairie Lake intrusive complex, in northwestern Ontario, Canada.
Scale: See Image.
Copyright: © Canadian Mineralogist
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