שְׁחֵלֶת shᵉchêleth

Meaning

a scale or shell, i.e. the aromatic mussel.

In the King James Version: onycha.

Derivation: apparently from the same as H7826 (שַׁחַל) through some obscure idea, perhaps that of peeling off by concussion of sound;

Where it is used

• Exodus 30:34 The LORD also said to Moses, “Take fragrant spices—gum resin, onycha, galbanum, and pure frankincense—in equal measures,