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These mineral photos are copyrighted by their owners and may not be used without permission.
Comments: Colorless grains and indistinct crystals of mirabilite. The mineral dehydrates quickly in dry air and must be preserved in a closed box.
Location: Willi Agatz Mine, Dresden, Saxony, Germany.
Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag