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Conveyor and dumps at the Lynx Creek Placers.
Four men at the base of a headframe at the Goldfield mine.
A photograph of a photograph of an aerial view of the Bagdad Mine
The Dos Pobres open pit at the Safford Mine with a drill rig and a power shovel
A control screen at the mill house
Two adits at the Rock House Group.
Gold, or possibly iron staining, showing in quartz at an unidentified mine near the superstition Mountians.
Three people standing by the remains of the Rio Vista mill.
Dumps of the Foy Group.
The 1950s-era mill at the Turning Point mine.
A collage of photographs of the mill and lab showing views of the cyanide tanks.
A Phelps Dodge locamotive at the Morenci mine.
An adit at the Octave mine with a wooden and stone entrance and two sets of rail tracks.
A portal is out of sight on the left; a pack is on the ground in front of it.
Album caption and index card: Gold mining in Borens Gluch. La Plata County, Colorado. 1875. Descriptive Catalog of the Photographs of the United States Geological Survey of the Territories, W. H. Jackson, Photographer, Second Edition, Illustrated, 1875 Series, page 78, No.272: Gold-mining in Boren's Gulch. Note: 02/07/2017 - verfied with NARA Still Picture Branch that this photograph's orientation is correct.
This data set was developed for use within the Mining and Critical Ecosystems project by the World Resources Institute. This dataset depicts the social vulnerability of an area based on a function of adult literacy, functional literacy, and income.
Major-oxide and trace-element geochemical data from rocks collected in the Tanacross C-1, D-1, and D-2 quadrangles, Alaska in 2017
From June 12-21, 2017, the Alaska Division of Geological & Geophysical Surveys (DGGS) geologists carried out geologic mapping and geochemical sampling in the northeastern Tanacross D-1, and parts of the C-1, and D-2 quadrangles. The project area lies within the Yukon-Tanana Uplands, and encompasses the boundary between Fortymile and Lake George assemblages. It includes porphyry copper-molybdenum-gold deposits and prospects including: Taurus, Fishhook (also known as SW Pika), and Pika Canyon, and is adjacent to the Fortymile Mining District to the north. Highlights of this geochemical report include sampling and characterization of the Pika Canyon, Fishhook, and Taurus prospects. This dataset contains four samples...
A conveyor and dry washer at the Middle Camp Placers.
A leach field at the Bagdad Mine
View of a collapsed shaft collar with metal poles.