Laurel Creek Mine, Pine Mountain, Rabun County, Georgia, USA

Corundum-bearing anorthosite deposit occurs in the gneiss-migmatite complexes of the Appalachian Foldbelt in eastern North America and is a source of abrasive raw materials. Small quantitites of precious ruby were produced as a by-product.

Ref: E.Ya. Kievlenko, Geology of gems, 2003, p. 60

Gemstone List


Copyright © Jolyon & Katya Ralph 1993-2024. Site Map. Photographs are copyright of the individuals who submitted them. For more information please contact the . Gemdat.org is an online information resource dedicated to providing free gemmological information to all.