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Dovyrenite: Ca6Zr[Si2O7]2(OH)4
Comments: BSE image of a large dovyrenite crystal in vesuvianite-foshagite skarn. Abbrev: dovyrenite (Dov), foshagite (Fsh), vesuvianite (Ves), calcite (Cal), (Mineralogia Polonica, v38: no 1, p18). Location: Dovyren Bald Mountain (Ioko-Dovyren layered massif), Siberia, Russia.. Scale: See Image. © Mineralogia Polonica
Comments: Dovyrenite crystal with preserved orthorhombic prism {0kl}. Abbrev: dovyrenite (Dov), vesuvianite (Ves). (Mineralogia Polonica, v38: no 1, p19). Location: Dovyren Bald Mountain (Ioko-Dovyren layered massif), Siberia, Russia.. Scale: See Image. © Mineralogia Polonica