bone black
noun
: the black residue chiefly of tribasic calcium phosphate and carbon from bones calcined in closed vessels used especially as a pigment or as a decolorizing adsorbent in sugar manufacturing
called also bone char
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As previously reported, past analyses of Rembrandt's paintings identified many pigments the Dutch master used in his work, including lead white, multiple ochres, bone black, vermilion, madder lake, azurite, ultramarine, yellow lake, and lead-tin yellow, among others.
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Jennifer Ouellette, Ars Technica, 25 July 2024
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Jennifer Ouellette, Ars Technica, 25 July 2024
Cite this Entry
“Bone black.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bone%20black. Accessed 5 Jul. 2025.
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