<prompt> False about brown pigmented stones:Associated with disorders of biliary motility and associated bacterial infectionMore common in CaucasiansSoft and earthy in textureHigh content of cholesterol and calcium palmitate  <response>: Ans. b More common in Caucasians Brown stones may happen in disorders of motility Bacterial infection MC in ASIANS Soft and earthy stone. Content: Ca.Bilirubinate Ca. Palmitate Ca Stearate CholesterolBlack stone- Insoluble Bilirubin Polymer Ca. PO4 Ca. bicarbonate 