Verdigris, synthetic copper acetates

Morocco
9th Century
Source: Oubelkacem, Y., et al. (2020). 2020 6th IEEE Congress on Information Science and Technology (CiSt), 173-177.
Recipe Details

Ingredients

copper acetate

Preparation Steps

A synthetic green pigment made by exposing copper to vinegar vapors, identified as verdigris (p. 177).

Original Recipe Text

A synthetic green pigment made by exposing copper to vinegar vapors, identified as verdigris (p. 177).

Evidence

"Verdigris, synthetic copper acetates, had been used as pigment in green inks (p. 177)."
Scientific Analysis
Chemical CompositionCu(CH3COO)2·[Cu(OH)2]3·xH2O
Analytical Techniques
Raman
FTIR
Certainty Level
Confirmed
Instrumentally Verified
Verified
Metadata
Material Type
pigment
ColorGreen
RegionMorocco
Approx. Year850
Source Information
TitleNon-invasive physicochemical investigations of ancient Moroccan Islamic and Jewish parchments
AuthorOubelkacem, Y., et al.
CollectionMeknes
Language
N/A
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