Sugilite is a violet stone used for jewelry and ornamental objects. Colored by Manganese, it often shows patches of black, brown, and blue lines, creating a unique mottled effect. It was named for Ken-ichi Sugi, the Japanese geologist who discovered it in 1944. This 9.2cm long specimen shows the typical appearance of sugilite.
Catalog Number: 170384
Locality: Kalahari Desert, Cape Province.