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Gold production up to 1990 was 21,000,000 troy ounces (650 t) worth about US$17 billion at 2008 prices) [clarification needed], making it the most productive gold-producing district in Colorado, [19] and the third-most productive in the United States (after Carlin, Nevada and Lead, South Dakota). Many of the mines in the district were quite ...
Colorado Mineral Belt. Colorado mining history is a chronology of precious metal mining (e.g., mining for gold and silver), fuel extraction (e.g., mining for uranium and coal), building material quarrying (iron, gypsum, marble), and rare earth mining (titanium, tellurium).
High-grade gold ore specimen from the mine Chalcopyrite-Quartz specimen from the Camp Bird mine, 600' Stope, 2100' Level. Size: 5.2 x 3.6 x 2.7 cm. Click and scroll down for an enlargement. The Camp Bird Mine is a famous and highly productive old gold mine located between Ouray and Telluride, Colorado.
The Cripple Creek Gold Rush was a period of gold production in the Cripple Creek area from the late 1800s until the early 1900s. Mining exchanges were in Cripple Creek, Colorado Springs, Pueblo and Victor. Smelting was in Gillett, Florence, and (Old) Colorado City. Mining communities sprang up quickly, but most lasted only as long as gold ...
The Cripple Creek & Victor Gold Mine, formerly and historically the Cresson Mine, is an active gold mine located near the town of Victor, in the Cripple Creek mining district in the US state of Colorado. The richest gold mine in Colorado history, [1] it is the only remaining significant producer of gold in the state, and produced 322,000 troy ...
The Colorado Mineral Belt (CMB) is an area of ore deposits from the La Plata Mountains in Southwestern Colorado to near the middle of the state at Boulder, Colorado, and from which over 25 million troy ounces (778 t) of gold were extracted beginning in 1858. [2]
Stratton's Independence Mine and Mill is a historic gold mining site near Victor, Colorado on the south slope of Battle Mountain. Between late 1893 and April 1899, approximately 200,000 ounces (6200 kg) of gold was removed from the Independence Mine.
Detail of a 114-pound boulder which has an estimated 316 troy ounces of native gold. Auriferous volcanic breccia from the Little Annie Mine, Summitville. On display at Denver Museum of Nature and Science. The Summitville mine was a gold mining site in the United States, located in Rio Grande County, Colorado 25 miles (40 km) south of Del Norte.