Trimex Minerals [P] Ltd. Manufactures Silica Sand with 0.40% Loss on Ignition at 1000 Deg C. Trimex Minerals [P] Ltd. Offers industrial raw materials like core minerals, ceramic minerals, mud drilling minerals, and natural stones. The Silica Sand with 0.40% Loss on Ignition at 1000 Deg C is the most abundant mineral found in the crust of the earth. The silica sand forms an important constituent of practically all rock-forming minerals. It is found in a variety of forms, as quartz crystals, massive forming hills, quartz sand [silica sand], sandstone, etc.