Olmiite : CaMn2+[SiO3(OH)](OH)
Bultfonteinite : Ca2(HSiO4)F·H2O
5.5cm x 5.5cm x 4cm
Current ownership:
The Tony Peterson collection.
Photo added to mindat.org
“Closeup of an excellent large miniature.”
Tony Peterson - 18th April 2009
Photo added to mindat.org
Tony Peterson - 18th April 2009
Photo added to mindat.org
“FOV=2 cm. Closeup of an excellent large miniature.”
Tony Peterson - 18th April 2009
Photo added to mindat.org
“FOV=2 cm. Closeup of an excellent large miniature.”
Tony Peterson - 18th April 2009
Photo added to mindat.org
Tony Peterson - 18th April 2009
Photo added to mindat.org
“The tan-colored olmiite has thick, colorless, transparent overgrowths and there are corresponding small, completely transparent crystals on the matrix (bottom left).”
Tony Peterson - 4th April 2015
Photo added to mindat.org
“Stereo pair at 2% shift. The tan-colored olmiite has thick, colorless, transparent overgrowths and there are corresponding small, completely transparent crystals on the matrix.”
Tony Peterson - 4th April 2015
Photo added to mindat.org
Tony Peterson - 4th April 2015
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