Mineral Planning Factsheet Silica sand
a recent increase in demand for glass sand. In 2007 glass sand accounted for 39% of total sales of silica sand, foundry sand 11%, sand for other industrial uses 24% and sand for horticultural and leisure uses 26%. In the foundry industry, silica sand is used as the main mould and coremaking material for both ferrous and nonferrous castings. The