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Mineralati

Minerals

Ettringite

ettringite

Ca6Al2(SO4)3(OH)12·26H2O

Ettringite: Mineral information, data and localities.

Ettringite: Mineral information, data and localities. — via www.mindat.org · Source

Overview

Ettringite is a hydrous calcium aluminium sulfate mineral with formula: Ca6Al2(SO4)3(OH)12·26H2O. It is a colorless to yellow mineral crystallizing in the trigonal system. The prismatic crystals are typically colorless, turning white on partial dehydration. It is part of the ettringite-group which includes other sulfates such as thaumasite and bentorite.

Scientific references

  1. Ettringite — Wikidata. https://www.wikidata.org/wiki/Q420287 Link
  2. Ettringite — Wikipedia. https://en.wikipedia.org/wiki/Ettringite Link