Tags: Chemical Substance, Mineral.
Knorringite is a mineral species belonging to the garnet group and forms a series with the species pyrope. It was discovered in 1968 in the Kao kimberlite pipe in the Butha-Buthe District of Lesotho and is named after Oleg Von Knorring a professor of mineralogy at the University of Leeds in England.Synthetic knorringite has the pure endmember formula Mg3Cr2(SiO4)3. As knorringite is a member of the knorringite – pyrope series natural samples contain variable aluminium in the chromium site.