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(Autor: Paul S)
Blue chalcanthite on a matrix, fro
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(Autor: Paul S)
Dendritic silver crystal cluster,
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(Autor: Paul S)
Elbaite crystals, embeded in quart
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(Autor: Paul S)
Green pyromorphite crystals on a m
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(Autor: Paul S)
Mimetite crystals on a matrix, fro
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(Autor: Paul S)
Quartz crystal cluster, from Lecha
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(Autor: Paul S)
White aragonite, from Mexico. It w
