Historical Carpets, Ankara Ayaş Mosque

Analysis of Early-Period Carpets

Dyestuff analysis was performed on carpets in the Ankara Ayaş Μosque, and reports were prepared to assist in their restoration and preservation.

The analysis of a lozenge carpet yielded the following:
Red: Alizarin, purpurin (Rubia tinctorum L.)
Yellow: Fisetin (Cotinus coggygria SCOP)
Blue: Indigotin (Indigofera tinctoria L. or Isatis tinctori L.)
Navy Blue: Indigotin (Indigofera tinctoria L. or Isatis tinctori L.)