A raw slab of opaque SPHALERITE (zinc sulphide), Pyrite and a green mineral. 100% natural. The rough is from Balmat, Gouverneur, New York state, USA. Overall dimensions are 13x8.5x0.9 cm. Weight = 290 g.
All colors are as true as I can make them.
Please visit my web page http://kaygeedeeminerals.com. There are over 2000 photographed minerals, slabs and gemstones.