Espenshade, Gilbert H. 1912-1993
Kyanite, Sillimanite, and Andalusite deposits of the Southeastern states / by Gilbert H. Espenshade and Donald B. Potter. -- Washington : United States Government Printing Office, 1960 - 121 p. + 8 map. -- (Geological Survey Professional Paper ; 336).
Depósitos de Minerales
Estados Unidos
553(73)
Kyanite, Sillimanite, and Andalusite deposits of the Southeastern states / by Gilbert H. Espenshade and Donald B. Potter. -- Washington : United States Government Printing Office, 1960 - 121 p. + 8 map. -- (Geological Survey Professional Paper ; 336).
Depósitos de Minerales
Estados Unidos
553(73)