


ministry of mining of stone aggregate - delicesgascon-82.fr - Ministry of Energy and Energy Industries | Quarrying
Quarrying. At present, there are approximately ninety (90) active mining operations (both public and private), where forty-five (45) of these are sand and gravel quarries. In Tobago the primary material quarried is andesite. For the year 2013, local aggregate production was estimated at just above six million cubic yards.Punjab allows sand mining, stone crushing from April 20. Sand and gravel mining and stone crushing have been permitted as part of the construction-related activities in Punjab from Monday. ... There is an annual demand of around 4 crore metric tonnes of sand and gravel in the state, says Minister of Mines Sukhbinder Singh Sarkaria. ...
