Borredon, R.
Composition des sphalerites du district minier de Hualgayoc (Perou) - Berlin Springer October 1983 - pp. 437-442
0026-4598
COMPOSICION QUIMICA
ESFALERITA
MINERALOGIA
PERU
CAJAMARCA
HUALGAYOC
Composition des sphalerites du district minier de Hualgayoc (Perou) - Berlin Springer October 1983 - pp. 437-442
0026-4598
COMPOSICION QUIMICA
ESFALERITA
MINERALOGIA
PERU
CAJAMARCA
HUALGAYOC