1 hilgardite | Definition of hilgardite

hilgardite

noun
hil·​gard·​ite | \ ˈhilËŒgärËŒdÄ«t, -gÉ™r-\
plural -s

Definition of hilgardite

: a mineral Ca8(B6O11)3Cl4.4H2O consisting of hydrous chloride and borate of calcium occurring in colorless monoclinic domatic crystals

History and Etymology for hilgardite

Eugene W. Hilgard †1916 American geologist + English -ite

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