Use of Crushed Granite Fine as Replacement to River Sand in .Dec 24, 2010 . Use of crushed granite fines or crushed rock fines as an alternative to sand in concrete production was also reported . In Makurdi, the capital of Benue state of Nigeria, in West Africa, the sole source of fine aggregate for concrete production is sand obtained from the bed of River Benue. The high demand.use of crushed rockfines aggregates in concrete,granite sand | crushed rock fines | construction sandHigh quality 0-2mm washed, granite sand is available for all construction material purposes, and Dry, 0-4mm crushed rock fines is also available from Glensanda aggregate quarry.Minerals Planning Factsheet Construction aggregates - British .bitumen in asphalt or used uncoated. A further. 18% of crushed rock is used in concrete. Concrete is made from a mixture of water, cement, coarse aggregate (natural gravel, crushed line or other hard rock) and fine aggregate (generally quartz sand, but line sand and other crushed rock fines are also used).
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