Pyrophyllite Powder
Pyrophyllite Powder is a phyllosilicate a clay family and composed of aluminum silicate hydroxide : AlSi2O5OH. The color of both varieties is white, pale green, greyish or yellowish; they are very soft (hardness of 1 to 1.5). The specific gravity is 2.65 – 2.85. so it is very similar to talc.
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