Livres de copper ores

6 livres dans ce genre

Experiments on the assay of copper mattes and ores

Arthur Norton Bennett

Geologii︠a︡ medno-nikelevykh mestorozhdeniĭ SSSR

G. I. Gorbunov

Preliminary report on the copper-bearing rocks of Douglas County, Wisconsin

Ulysses Sherman Grant

Copper deposits

J. H. Tatsch

Report on the geology and topography of a portion of the Lake Superior Land District in the state of Michigan

J. W. Foster

Potassic igneous rocks and associated gold-copper mineralization

Müller, Daniel