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