lazward, lapis lazuli
Arab
11th Century
Source: Levey, M. (1962). Mediaeval Arab Bookmaking. Transactions of the American Philosophical Society, 52(4).
Recipe Details
Ingredients
lapis lazuli
Preparation Steps
Lazward (lapis lazuli) is described as a mineral pigment. While primarily blue, it is explicitly mentioned as a component used in the formulation of 'black ink' (p. 35). The preparation involves pulverization on a 'hard stone' (p. 61).
Original Recipe Text
Lazward (lapis lazuli) is described as a mineral pigment. While primarily blue, it is explicitly mentioned as a component used in the formulation of 'black ink' (p. 35). The preparation involves pulverization on a 'hard stone' (p. 61).
Evidence
"lazward, lapis lazuli ... Balkh, 27; for black ink, 35; testing of, 46"
Remarks
The author identifies Balkh as a significant source for this material (p. 75). The index entries distinguish between the raw mineral and the prepared 'lazward colored ink' (p. 75). Testing for purity and adulteration is highlighted as a concern in the mediaeval period (p. 46).
Scientific Analysis
Chemical CompositionNa8[Al6Si6O24]S2
Analytical Techniques
testing of
Certainty Level
Confirmed
Instrumentally Verified
Not Verified
Metadata
Material Type
pigment
ColorBlue
RegionArab
Approx. Year1050
Source Information
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