Definition of mineral blue
1
: a blue pigment: such as
a
: a natural pigment made by grinding the mineral azurite or a synthetic pigment of similar composition
— called also mountain blue
— compare blue verditer
c
: an iron blue usually lightened by admixture (as with white clay)
2a
: azurite blue
b
: antwerp blue
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“Mineral blue.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mineral%20blue. Accessed 4 Jul. 2022.
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