Kennecott Copper Corporation, Leaching Plant, On Copper River & Northw...
Significance: The original leaching plant (now the south end of the building) was constructed in 1915 and went into production the next year. The first four leaching tanks could process 300 tons of ore per day... More
Mountain King Gold Mine & Mill, 4.3 Air miles Northwest of Copperopoli...
Significance: The Mountain King Mill was originally constructed as a stamp mill for processing gold ore, and was in intermittent but fairly continuous use from 1905-1946. It was significantly altered in a numb... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...
The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More
Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...
The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More
Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...
The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More
Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...
The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More
Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...
The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More
Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...
The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More
Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...
The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More
Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...
The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More
Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...
The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More
Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...
The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...
The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More
Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...
The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More
Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...
The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More
Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...
The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More
Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...
The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More
Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...
The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More
Shenandoah-Dives Mill, 135 County Road 2, Silverton, San Juan County, ...
The original caption for photograph #30 incorrectly identified the lake as Silver Lake. It has been corrected to Little Giant Basin. Significance: The Shenandoah-Dives Mill is an exceptional example of early t... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, On Copper River & Northwestern Railroad,...
Significance: Kennecott's significance lies in its quality, as well as quantity, of high grade ore. The mine also illustrates the history of world and U.S. copper between 1907 and 1938. The rise and decline o... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Kennecott Copper Corporation, Concentration Mill, On Copper River & No...
Significance: The Concentration Mill was a dynamic, ever changing structure. Its form reflected the ever-increasing complexity of the ores mined at Kennecott. The building was first erected in 1908 as the low... More
Copper Canyon Camp of the International Smelting & Refining Company, R...
Survey number: HAER NV-21-O Public domain photograph - historical image of Nevada, United States, free to use, no copyright restrictions image - Picryl description
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More
Quincy Mining Company, Hancock, Houghton County, MI
Significance: Quincy was Michigan's second largest copper producer, and one of national and international importance. The mine was extremely long-lived and profitable. Unprocessed Field note material exists f... More