Talc or talcum is a clay mineral composed of hydrated magnesium silicate with the chemical . Its production requirements are less energyintensive than ordinary Portland cement (at a heating requirement of around 650 °C for talc compared to .. Help · About Wikipedia · Community portal · Recent changes · Contact page
Should I stop using talcum powder? Life and style The Guardian
Jun 23, 2013 switch to the UK edition · switch to the Australia edition · switch to the drying and milling of mined talc rocks and contains minerals such as magnesium and silicon. Now all talcum powder is free of it, although it still has minute fibres that I'm not a fan of talc but it's likely to be a very small health risk.