AZGS' Open-File Report 'Directory of Active Mines in Arizona: FY2021' documents 433 active, full-time mines or development projects in the state of Arizona. Mines come in all shapes and sizes, from small sand and gravel operations providing materials for local road maintenance and construction to the large open-pit copper mines, such as Morenci and Ray.
Arizona surges to the top of mining jurisdictions worldwide.
AZGS Newsletter Winter 2020-2021.
Arizona Geological Society 2021 presentation series began on 14 Jan. with Jan Rasmussen and Stan Keith of MagmaChem.Org discussing their “Magma Metal Series”.
Introduction
Wretched as 2020 has been, and continues to be, the holiday season has arrived. For those looking for a gift with geologic overtones, we’ve compiled a list of some of our favorite geologic books, field trips guides, and maps that are in-print or free as digital downloads.
Best wishes finding precisely what you need.
Courtland-Gleeson area with 113 drill holes representing 25,935 m (85,087 feet or 16.1 miles) including lithology, mineralization, alteration, structure, and assay data.
Geologic maps are invaluable tools for geoscientists in their pursuit of mineral resources, hazard mitigation strategies, and meet the societal needs of a growing population.
David Briggs tells a compelling story of the Helvetia-Rosemont Mining District in the Santa Rita Mountains of southern Arizona.
Virtual presentation on the geology and mining history of the Sweet Home Mine and the Detroit City Portal, Colorado
The USGS Docket 1950 to 1974 collection for Arizona includes 357 mining properties.