Crushed Limestone Vs Crushed Granite Lots of people wonder when it is right to use crushed limestone or crushed granite for their landscaping and paving needs. This mainly comes down to a matter of preference, but there are other factors at work that can help you settle the debate.
May 05, 2011· Limestone is far more reactive if you have low ph soils / water, Granite is less so. crushed granite may be "decomposed granite" which is highly weathered rock that disintegrates into mainly sand. crushed granite quarry rock that is not decomposed is more competent material.