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Manganoneptunite Image

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 Manganoneptunite

Large Manganoneptunite Image

Mineral: Manganoneptunite: KNa2Li(Mn,Fe++)2Ti2Si8O24
Comments: Dark brown crystal of mangan-neptunite on matrix.
Location: Kibblehouse quarry, Perkiomenville, Pennsylvania, USA.
Scale: Not Given.
Copyright: © Lou Perloff / Photo Atlas of Minerals
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