tachyhydrite

noun

tachy·​hy·​drite

ˌtakə̇ˈhīˌdrīt

variants or less commonly tachydrite

ˈtakə̇ˌdrīt

plural -s

: a mineral CaMg₂Cl₆.12H₂O consisting of a hydrous chloride of calcium and magnesium

Word History

Etymology

modification of German tachhydrit, blend of tachy- and hydr- + -it -ite

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