Natural pigments include various clays, calcium carbonate, mica, silicas, and talcs. Typical associated minerals include&colon; kyanite, andalusite, topaz, mica and quartz. Taaffeite occurs in carbonate rocks alongside fluorite, mica, spinel and tourmaline. Muscovite and phlogopite splittings can be fabricated into various built-up mica products. White from kaolin or mica was used occasionally. It is primarily composed of quartz, sericite mica, and chlorite. Cables insulated with compressed mica flakes are sometimes used. Major minerals found here include coal, iron ore, asbestos, chromite, mica, and kyanite. Several solid dielectrics are available, including paper, plastic, glass, mica and ceramic. Scrap and flake mica is produced all over the world. This latter region includes deposits of gneiss, mica, and schists. Some brands of toothpaste include powdered white mica. They may also be sources of mica or vermiculite. The GB270 was available in either WR Blue Mica (4dr) or Urban Grey Metallic (5dr). The most important sources of sheet mica are pegmatite deposits.