Alabama critical minerals site name 'Unnamed occurrence,' GSA internal feature identification number ALMIN.14.20.215, located in Located on the Delta, Alabama 7.5-minute quadrangle.the Delta 7.5' quadrangle in Clay County, Alabama. This site has been documented to contain the commodity(ies) aluminum (kyanite/sillimanite). Was there past production of these minerals at this site?: No. The reference in which more information can be found on this site and its minerals can be found in: Rheams, K.F., 1986, Kyanite-sillimanite in rocks and saprolites of the Alabama Piedmont (Table 6): Alabama Geological Survey Atlas 19, p. 10. Additional notes: No production data or development information provided. No detailed geologic information provided. [...]