Comments
"TSCA Definition 2008: An inorganic substance that is the reaction product of high temperature calcination in which aluminum oxide, barium oxide, calcium oxide, magnesium oxide, silicon oxide, and strontium oxide in varying amounts are homogeneously and ionically interdiffused to form a crystalline matrix." [ChemIDplus] Contains 7-13% crystalline silica (CAS# 14808-60-7) as a natural impurity; May cause mechanical irritation; Chronic inhalation exposure may cause adverse effects to respiratory function, silicosis, and/or cancer; [K-T Feldspar MSDS] See "Potassium feldspar." See "Silica, crystalline."