The genesis of ore-deposits :
Posepny, Franz 1836-1895,
The genesis of ore-deposits : A treatise / By Franz posepny - vi, 265 páginas
"together with the discussion thereof, reprinted from volumes xxiii and xxiv of the transactions of the american institute of mining engineers"
Yacimientos minerales
TN265 / P67 1895
The genesis of ore-deposits : A treatise / By Franz posepny - vi, 265 páginas
"together with the discussion thereof, reprinted from volumes xxiii and xxiv of the transactions of the american institute of mining engineers"
Yacimientos minerales
TN265 / P67 1895