Greenish clay layers were found in a deep depression in the center of the HARP-excavated platform. One theory that is being investigated is that the platform and the central pit were used for production of indigo dye (Trench 43).
Greenish clay layers were found in a deep depression in the center of the HARP-excavated platform. One theory that is being investigated is that the platform and the central pit were used for production of indigo dye (Trench 43).