Production value of sand and stone in Zanzibar 2020
quarry product in the Tanzanian archipelago that year.
In 2020, the production of gravels in Zanzibar reached a value of nearly 4.5 billion Tanzanian shillings (TZS), approximately 1.9 million U.S. dollars. Sand mining worth nearly 3.5 billion TZS, around 1.5 million U.S. dollars. In terms of volume, sand was the main