Vivianite on matrix orthorhombic The piece has outstanding three-dimensional

The piece has outstanding three-dimensional form and looks amazing from several angles

orange-pink

Only a small percentage of the Cassiterites from Viloco are associated with Tourmaline

whitish colored and rarely gemmy let alone GEM QUALITY like this crystal

Specimen# CO712B119

Vivianite on matrix orthorhombic The piece has outstanding three-dimensionalIsolated crystals of Vivianite on matrix from Tomokoni are notably hard to find, especially larger undamaged crystals like the one on this specimen. A razor sharp, highly lustrous prism of Vivianite is lying in a semi vug shaped indentation of the red altered sandstone matrix. The natural shape of the host rock is what allowed such a good sized crystal to form and remain protected during growth. Normally a crystal like this would have grown against