Mosier, Dan L.
Grade and tonnage model of replacement Mn
- Reston, VA U.S. Geological Survey 1986
- pp. 105-107 ilus.
- U.S. Geological Survey Bulletin n.1693 .
EPIGENESIS
GENESIS-YACIMIENTO
GEOLOGIA ECONOMICA
LEY MINERAL
MANGANESO
MODELOS GENETICOS
PROSPECCION MINERA
RESERVAS MINERALES