lapis lazuli stone
Arabic
14th Century
Source: Raggetti, L. (2019). Inks as Instruments of Writing. Journal of Islamic Manuscripts, 10(2), 201–239.
Recipe Details
Ingredients
lapis lazuli stone, water of fish glue, metal probe
Preparation Steps
Lapis lazuli stone is ground and mixed with fish glue water. After writing with this mixture and allowing it to dry, a probe made of the desired metal is used to write over the initial text multiple times, causing the metal's color to appear (p. 228).
Original Recipe Text
Lapis lazuli stone is ground and mixed with fish glue water. After writing with this mixture and allowing it to dry, a probe made of the desired metal is used to write over the initial text multiple times, causing the metal's color to appear (p. 228).
Evidence
"take the lapis lazuli stone, grind it, mix it with water of fish glue, write with it whatever you want... Than take a probe made of any metal you want to write with and write over the previous writing with it several times (p. 228)"
Remarks
This technique utilizes the abrasive property of the lapis lazuli base to draw particles from the metal probe onto the surface (p. 228, n. 50).
Scientific Analysis
Analytical Techniques
philological analysis
Certainty Level
Inferred
Instrumentally Verified
Not Verified
Metadata
Material Type
ink
BinderFish glue
RegionArabic
Approx. Year1350
Source Information
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