Iron Age site was a purple dye factory for centuries

Beginning around 3000 years ago, Tel Shiqmona in modern-day Israel was a major centre for the production of Tyrian purple, a valuable commodity produced from marine snails

​Beginning around 3000 years ago, Tel Shiqmona in modern-day Israel was a major centre for the production of Tyrian purple, a valuable commodity produced from marine snails  New Scientist – Home