using rock dust for cement

using rock dust for cement

Should I Use Stone Dust or Sand Between Patio Pavers, using rock dust for cement ,Typically concrete sand is used as a base layer and leveling medium for patios and , Should I Use Stone Dust or Sand Between Patio Pavers,Rock Salt .Toxicity of Concrete: discuss, (stone work forum at ,Toxicity of Concrete: discuss , Concrete dust is , Would anyone have problems with using rock that eventually becomes cement? My friend works in a cement rock ..