Mica deposits of the Southeastern Piedmont. Part 5., Shelby-Hickory district North Carolina. Part 6., Outlying deposits in North Carolina /

Autor Griffitts, Wallace R. 1919-, Olson, Jerry Chipman, 1917-
Vydáno 1953

Mica deposits of the Southeastern Piedmont. Part 3., Ridgeway-Sandy Ridege district, Virginia and North Carolina. Part 4., Outlying deposits in Virginia /

Autor Griffitts, Wallace R. 1919-, Jahns, Richard H. 1915-1983, Lemke, Richard W. 1913-2003
Vydáno 1953

Mica deposits of the Southeastern Piedmont. Part 1., General Features /

Autor Jahns, Richard H. 1915-1983, Griffitts, Wallace R. 1919-, Heinrich, E. Wm.
Vydáno 1952

Mica deposits of the Southeastern Piedmont. Part 2., Amelia district, Virginia /

Autor Lemke, Richard W. 1913-2003, Jahns, Richard H. 1915-1983, Griffitts, Wallace R. 1919-
Vydáno 1952