Delta Minerals is a diversified Pakistani base mining company with operations in minerals rich provinces like Khyber Pakhtunkhwa, Baluchistan, and Sindh, primarily producing gypsum, laterite, and limestone.Main Products - Limestone Technical Specifications Moisture ----------> 0.028% Silica Sio2----------> 0.56% Alumina Al2O3----------> 1.16% Iron Oxide Fe2O3----------> 0.13% Magnesium Oxide MgO----------> <0.05% CalCium Oxide CaO----------> 54.97%Sio2+Al2O3+Fe2O3+MgO = 1.9% Max - Gypsum Puirty CaSO4.2H2O -------> 85%-94%