apparently from the same as H7826 through some obscure idea, perhaps that of peeling off by concussion of sound; a scale or shell, i.e. the aromatic mussel.; onycha.
Usages throughout the bible
Exodus 30:34
-
And the LORD said unto Moses, Take unto thee sweet spices, stacte, and onycha, H7827 and galbanum; these sweet spices with pure frankincense: of each shall there be a like weight: