Hectorite
Structural Formula Vector Image
Title: Hectorite
CAS Registry Number: 12173-47-6
Additional Names: Strese & Hofmann's hectorite
Literature References: Swelling and gelling clay of the montmorillonite group. Approx formula: Na0.67(Mg,Li)6Si8O20(OH,F)4. Some analyses show neither Li nor F, whether by oversight or by variation in the mineral is uncertain: M. H. Hey, Mineral Species and Varieties (Brit. Museum, London, 2nd ed., 1962) p 205.
CAUTION: Dust can be irritating to respiratory tract.
Use: In the chill-proofing of beer: Shaler et al., US 3100707 (1963 to American Tansul).

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