The average cost of hectorite per ton is $300.00-450.00. Its chemical formula is Na0.4Mg2.7Li0.3Si4O10(OH)2. It is soft, greasy and white clay mineral. It is a magnesium lithium smectite. It has a similar structure to bentonite but has more negative charges on its surface. It is found in the beige/brown clay ghassoul, mined in Morocco. It is widely used in making cosmetics, like lipstick, eye makeup, nail polish and other manicuring products. It is a mineral source for refined lithium metal.