bone earth
noun1
The earthy residuum after the calcination of bone, consisting chiefly of calcium phosphate.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
noun
The earthy residuum after the calcination of bone, consisting chiefly of calcium phosphate.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
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