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Ruizite: CaMn+++Si2O6(OH)·2(H2O)
Comments: Deep reddish brown crystals of ruizite as radial, acicular sprays to 0.1mm. Location: Christmas mine, Gila Co., Arizona, USA. Scale: Picture size 5 mm. © Tom Loomis / Dakota Matrix
Ruizite: CaMn+++Si2O6(OH)·2(H2O) Inesite: Ca2Mn7Si10O28(OH)2·5(H2O)
Comments: 1- 3 mm crystal spray of red orange ruizite in an exposed vug in pink inesite. Location: Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Scale: Picture size 1 cm. © John Veevaert