Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Silverton project has 3 major objectives; reopening of Shenandoah-Dives mine and renewal of exploration and development plan; rehabilitation of Shenandoah-Dives mill; driving of low-level access tunnel to reopen Sunnyside mine now under lease; first objective is substantially completed; mill is largely rehabilitated and fourth circuit added to produce manganese concentrate from rhodonite; construction of American tunnel.
Silverton project has 3 major objectives; reopening of Shenandoah-Dives mine and renewal of exploration and development plan; rehabilitation of Shenandoah-Dives mill; driving of low-level access tunnel to reopen Sunnyside mine now under lease; first objective is substantially completed; mill is largely rehabilitated and fourth circuit added to produce manganese concentrate from rhodonite; construction of American tunnel.
Silverton project continues on schedule
Min Eng
Hunter, E.T. (Autor:in)
Mining Engineering ; 13
1961
4 pages
Aufsatz (Zeitschrift)
Englisch
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| ASCE | 2021
Discussion on the Silverton Railroad
| ASCE | 2021
Mining in the Silverton quadrangle, Colorado
| Engineering Index Backfile | 1910
Turn table on the main track of the Silverton railroad in Colorado
| Engineering Index Backfile | 1890