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soap stone powder
Steatite is an important industrial mineral. It is also known as french chalk, soap stone powder. It comes in brilliant white and off color. It has extremely soft soapy feeling and the powder is very slippery. Its resistance to heat, electricity and acids make it an ideal surface for lab counter tops and electrical switchboards. It is also an important filler material for paints, rubber and insecticides. Even with all these uses, most people only know talc as the primary ingredient in talcum powder. Mineral specimens are not very common as it does not form very large crystals. However, it often replaces other minerals on an atom by atom basis and forms what are called pseudomorphs (false shape) . The talc takes the form of the mineral it replaces. A specimen of what looks like milky quartz is quite a surprise when it not only has a soapy feel but can be scratched by a fingernail. Steatite chemically contains Silica & Magnesium as one of its components. Application Scope Highly recommended for wood finishes, primers, putties, architectural finishes, emulsion based paints, premier exterior paints, water based coatings. Its laminar structure helps in better corrosion protection and also improves exterior durability of paints. So is recommended for epoxy paints. It incorporates smoothness and brightness to paper.