Xinjiang Vermiculite
The configuration of vermiculite is verging on mica, it presents lepidosome with overlap and displays alkalescence, and the alkalescence is monoclinic syngony, its texture is friable and soft, degree of hardness is 1-1.5. The surface of vermiculite represents various lusters or shows no luster at all, the color is tan and no flexibility. The specific heat is 0.2, specific weight is 2.2-2.8, and the melting point is at 1320-Celsius Degree. When vermiculite heat up to 150-950&©|61616;C, it will lose water and become dilated immediately, the thickness of vermiculite will enlarge as 15-20 times, and the physical volume will enlarge as 8-15 times.
China exports huge quantity of vermiculite around the world, the vermiculite of mineral occurrence distributes widely in China, especially in Xinjiang province, there is a large amount of vermiculite reserves. Xinjiang vermiculite exports to West Europe, Australia and rest of The World.
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