Talc Soapstone Powder

Steatite / Soapstone Powder –

CWe provide talc or soapstone powder with less than 0.5% CaCO3 and Fe2O3 and less than 4% Al2O3. Naturally called occurring and also called soapstone, steatite, and French chalk.

Steatite name is used to show a pure variety of talc while the word soapstone is used to a show slightly impure variety of steatite containing 50 to 80% talc.

It comes in brilliant white and off color and is odorless. steatite key feature is its extreme softness, shine, smoothness, slippery & fluffy properties, high luster, chemical inertness, high fusion point, low heat, electrical conductivity and as a pigment extender.

Common Chemical Formula: 3MgO*4SiO2*4H2O


soapstone, massive talc, french chalk, soapstone silicate, steatite, soapstone talc, natural steatite talc, CAS# 14807-96-6, hsn code 3517

Physical Properties

a) Targets, tablets, single crystal pieces
b) Powder sized as small as 10 micron

Typical Applications

It is best for ceramic insulator bodies. Talc powder is also used as a pigment in paints, rubber, soaps, and varnishes. steatite is mainly consumed in paper insecticide, cosmetic, fertilizer and ceramic industry.


25kg, 50kg Bags and jumbo bags.


Bulk Density 0.6 – 0.75
Specific Gravity 2.7- 2.8
Specific Heat @ R.T. (cal/g-°C) 0.22
Compressive Power (MPa @ R.T.) 621
Mohs Hardness 7.5
Crystal Structure hexagonal
Thermal Conductivity R.T. (W/m-K) 2.9
MW 379.3
pH 8
Loss On Ignition 0.5 to 3.5
Color brownish-gray/ off-white

With rich industry experience & knowledge, we have been able to provide the best array of Talc Soapstone Powder.


  • Safe to use
  • Longer shelf life
  • Highly effective


  • Used to make sculptures, bowls, countertops, sinks, hearths, pipe bowls

contact +919001234111 For more information