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Comments: Pearly circles of radiating white microcrystals of kochsandorite on coal.
Location: Many coal deposit, Bicske-Zsambeki Basin, Tatabanya.
Scale: 2.5x1.7x1.1 cm.
© Richard Dale / Dale Minerals
Comments: White fibers of kochandorite on coal-marl matrix.
Location: Mány coal field, Tatabánya, Hungary.
Scale: See Image.
© Jeff Weissman / Photographic Guide to Mineral Species