Yellow golden orange colour;Stones with low specific weight;Large stones; bili rubin content not less than 35%.There is a demand for dark stones as well, but prices are considerably lower however.Stones are traded in the following specifications:100% whole stones90% whole stones / 10% broken80% whole stones / 20% broken70% whole stones / 30% broken60% whole stones / 40% broken100% broken stones100% ox gall powderThe stones have to have a natural smell of healthy, BSE free cattle. Liver stones, kidney stones, piping, moldy stones, blood stones, cholesterol stones and stones descending from other animals respectively are separated