Talc is described as a soft, fine-grained mineral used to impart a soapy texture to dry mixtures. Hydrated magnesium silicate; a glaze ingredient but also used in whiteware bodies in place of clay; has clay- like properties but lacks real plasticity.
Talc bodies were developed in ancient Egypt and then revived in the early 1900s on the West Coast for commercial low-temperature bodies; fast-firing , has low thermal shock, fires very white.
"Talc" is in the UNSPSC Code "11101518"
"Talc" is in the NAICS Code "212399"
All Other Nonmetallic Mineral Mining
Talc mining and/or beneficiating