alumohydrocalcite

noun

alu·​mo·​hy·​dro·​cal·​cite

ə¦lümōˌhīdrōˈkalˌsīt,

¦alyə(ˌ)mō-

: a mineral consisting of a hydrous calcium aluminum carbonate CaAl₂(CO₃)₂(OH)₄. 2H₂O and occurring as white chalky radiating masses

Word History

Etymology

International Scientific Vocabulary alumo- (from aluminum) + hydr- + calcite

First Known Use

circa 1928, in the meaning defined above

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