20hhgd.tr ((VIVIANITE, SIDERITE)), $45 MINIMUM BID, Huanuni Mine, Huanuni, Oruro, Bolivia, China, 9 x 6.5 x 2.5 cm, Cabinet | |
Vivianite on dark brown Siderite. Vivianite looks to be lustrous and dark colored but it is because of the matrix. Back lite or even just looking at it without the matrix behind it show the Vivianite to be translucent to transparent and with only a slight greenish blue tinge but mostly colorless. ex Glen Davidson collection. |