Cow/Ox Gallstones

Quality and classification
Highest demand is for stones with the following features:
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 stones
90% whole stones / 10% broken
80% whole stones / 20% broken
70% whole stones / 30% broken
60% whole stones / 40% broken
100% broken stones
100% ox gall powder
The 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