<prompt> Most common renal stone isTriple phosphateCalcium oxalateUric acidSalicylate  <response>: Calcium oxalate stones - 60 Phosphate stones hydroxyapatite and brushite - 22 Uric acid stones -7 ,struvite 7.Cystine stones - 2 Reference : Campbell and Walsh urology 11th edition , chapter 51 , pg no 1181 