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Comments: Acicular needles of metallic toyohaite on matrix.
Location: Pirquitas (sector Oploca, level 7 1/4), Jujuy, Argentina.
Scale: Specimen size 7.1 x 5.6 x 3.4 cm.
© Rob Lavinsky
Comments: B&:W image showing checkered twins of toyohaite. (Mineralogical Journal, v15:222).
Location: Toyoha mine, SW Sapporo City, Hokkaido, Japan.
Scale: Scale Bar 50µm.
© Mineralogical Journal