kaliborite
noun
kal·i·bo·rite
ˌkaləˈbōrˌīt
plural -s
: a mineral KMg2B11O19.9H2O consisting of a hydrous borate of potassium and magnesium
Word History
Etymology
German kaliborit, from kali- (from New Latin kalium) + bor- + -it -ite