sphalerite 46.26cts - 23x17mm

The name sphalerite was derived from the Greek word Sphaleros which means treacherous. Sphalerite is called Zinc blende.

The chemical combination is ZnS. The color ranges from yellow, golden yeelow, orangy yellow, reddish orange, light to dark brown, black, and some rare colourless and light blue.

The light yellow variety is called Cleiophane, the orange and res shades are said to be a ruby blende with respect to the mineral content, the manganese rich variety is graded as almandite and the black or matallic varieties are called marmatite or black jack.

Sphalerite is a mineral that improves vitality, strenght, balances the weak and strong chakras and enhances creativity and sexual energy.  gempiece.com has a wide range of sphalerite fine quality loose natural gemstones.

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We serve certificates from Gubelin, GIA- Gemological Institute of America, AIGS- Asian Institute of Gemological Sciences, Tokyo gem lab, GIT, GRS etc.The hardness is 3.5 to 4 and the Specific gravity is 3.9 - 4.2 with a refractive index of 2.37 - 2.42.