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SHACHAR COHEN, COURTESY OF ZOHAR AMAR
The three species of mollusks used to produce purple dye in antiquity (from left to right): S. haemastoma, H. trunculus, and B. brandaris.
SHACHAR COHEN, COURTESY OF ZOHAR AMAR
The three species of mollusks used to produce purple dye in antiquity (from left to right): S. haemastoma, H. trunculus, and B. brandaris.