Ghana is said to be home to the oldest dye tradition in Africa , dating back to 1500 . Gold , potassium and ash are mixed with water to create a deep blue dye . Materials that once cost $ 10 now cost $ 40 , '' said Abdu . The tradition is under threat from cheap fabric imports from abroad .
Ghana is said to be home to the oldest dye tradition in Africa , dating back to 1500 . Gold , potassium and ash are mixed with water to create a deep blue dye . The tradition is under threat from cheap fabric imports from abroad .