GMS Graves Mountain The Georgia Mineral Society, Inc.
Apr 26, 2019· Graves Mountain is a unique geological formation located in Lincoln County, Georgia. Beginning in the 1920''s, Tiffany''s mined the site for rutile, a substance used for polishing diamonds. At some point thereafter, Aluminum Silicates, Inc. began mining the site for kyanite, a mineral used to make heatresistant products.