Author Archives: Dr Shihaan Larif
Carved Carnelian Gemstones Carved Carnelian Gemstones Cut and polished carnelian gemstones Back to Gemstone Gallery
Please note that the rough gemstone gallery is included in our Mineral Galleries. This is because there is no clear distinction between rough gemstones and minerals. More and more minerals are been introduced as gemstones almost everyday, some people also use minerals for setting in jewelry. Some of the softer minerals are cut en cabochon […]
Chemistry of the mineral Topaz Topaz is a silicate mineral which is the largest and most important class of rock-forming minerals. Topaz belongs to the sub-class Nesosilicates, the simplest of all silicates in which the tetrahedral SiO4 units exist separately, but are held together by metal cations as in Garnets, Andalusite and Olivine, or form […]