Fluctuation in the Prices of Jewelry-Grade Corundum to Restrain the Growth of the Global Corundum Market
Corundum is probably one of the most durable commercial gemstones, taking into account its hardness of 9 on the Mohs scale. It is popular for its gem variations, viz. sapphire and ruby. The rock-forming mineral is a crystalline form of aluminum oxide that usually contains traces of chromium, vanadium, titanium, and iron. It is found in sedimentary, metamorphic, and igneous rocks and has a hexagonal crystal structure. If opaque, pure corundum is pale white, and if transparent, it is clear...
View full press release