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Table 2 Types and probable sources of dye components found in Chehrabad textile yarns

From: Analysis of dyes in textiles from the Chehrabad salt mine in Iran

Specimen Color Dye(s) found Dye type Probable plant
10031 Red (Figure 2) Alizarin (major) Anthraquinone Madder (Rubia tinctorum)
   Purpurin   
10050 Red Alizarin (major) Anthraquinone Madder (Rubia tinctorum)
   Purpurin   
  Blue (Figure 4) Indigotin Indigoid Woad? (Isatis tinctoria?)
   Indirubin   
   "Pseudoindirubin"   
  Yellow-1 (Figure 5) Quercetin 3-O-sulfate Flavonol Tamarisk (Tamarix sp.)
   Quercetin 3-O-glucuronide   
   Other flavonols and derivatives   
   Ellagic acid   
  White None Undyed None
10141 Red Alizarin (major) Anthraquinone Madder (Rubia tinctorum)
   Purpurin   
  Green (Figure 3B) Indigotin Indigoid (blue part) Woad? (Isatis tinctoria?)
   Indirubin   
   "Pseudoindirubin"   
   Quercetin 3-O-glucuronide Flavonol (yellow part) Unknown (Same as for yellow-2)
   (Other 3-O-flavonol glycosides)   
  Yellow-2 (cf. Figure 3A) Quercetin 3-O-glucuronide Flavonol Unknown
   (Other 3-O-flavonol glycosides)   
  White None Undyed None