English

Noun

tachyhydrite ‎(countable and uncountable, plural tachyhydrites)

1. (mineralogy) A saline evaporite, consisting of a mixed calcium and magnesium chloride, with the chemical formula CaMg₂Cl₆·12H₂O.

1. ↑ James D. Dana: Dana's System of Mineralogy. Volume I, seventh edition, revised by Charles Palache, Harry Berman, and Clifford Frondel. John Wiley & Sons, 1944