21hhdw.is ((VIVIANITE, SIDERITE)), $125 MINIMUM BID, Huanuni mine, Huanuni, Pantaleón Dalence Province, Oruro, Bolivia, 9 x 7 x 3 cm, Cabinet | |
Terminated lustrous Vivianite that appears to be almost black but it is actually transparent with a light blue green tint. The photos show the transparency when light is allowed to pass thru the crystal. It is on a matrix of dark brown Siderite druse. Nice Vivianite without being 4 figures. Vivianites tend to darken when in the light over extended periods. This one must have been keep in a covered box to be transparent. Dana Willson collection. |