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Tuperssuatsiaite: Na(Fe+++,Mn)3[Si8O20](OH)2·n(H2O) Aluminoferrotschermakite: [ ]Ca2(Fe2+)3Al2(Si6Al2)O22(OH)2
Comments: Golden acicular tuperssuatsiaite crystal spray with clear apophyllite and dark green aluminoferrotschermigite. Location: Aris Quarry, Khomas, Namibia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Tuperssuatsiaite: Na(Fe+++,Mn)3[Si8O20](OH)2·n(H2O)
Comments: Rich, brown tufts up to 0,4 cm of acicular tuperssuatsiaite crystals on a phonolite matrix. Location: Aris Phonolite, Namibia. Scale: Picture size 4 cm. © Sandro Maggia/Minernet.it
Comments: Two mm golden acicular sprays of tuperssuatsiaite on matrix. Location: Aris Quarry, Windhoek, Namibia. Scale: Picture size 5 mm. © Tom Loomis / Dakota Matrix