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  2. Gold mining in Colorado - Wikipedia

    en.wikipedia.org/wiki/Gold_mining_in_Colorado

    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 ...

  3. Colorado Mineral Belt - Wikipedia

    en.wikipedia.org/wiki/Colorado_Mineral_Belt

    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]

  4. Cripple Creek & Victor Gold Mine - Wikipedia

    en.wikipedia.org/wiki/Cripple_Creek_&_Victor_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 ...

  5. Gold Hill, Colorado - Wikipedia

    en.wikipedia.org/wiki/Gold_Hill,_Colorado

    The community is located above Gold Run, the first lode discovery of gold in Colorado (at that time the area was part of the Nebraska Territory) on January 15, 1859.The discovery occurred nearly simultaneous with prospecting in Gregory Gulch and Clear Creek, but these latter discoveries were not exploited until later that Spring.

  6. Leadville mining district - Wikipedia

    en.wikipedia.org/wiki/Leadville_mining_district

    Oro City, an early Colorado gold placer mining town located about a mile east of Leadville in California Gulch, was the location to one of the richest placer gold strikes in Colorado, with estimated gold production of 120,000–150,000 ozt (8,200–10,300 lb; 3,700–4,700 kg), worth $2.5 to $3 million at the then-price [clarification needed ...

  7. 10 Types of Valuable Vintage Maps That Could Be Hiding in ...

    www.aol.com/10-types-valuable-vintage-maps...

    Railroad maps from the 19th century, like Rand McNally & Co.’s “Railroad Map of the United States,” can command modest prices on resale sites like eBay and Etsy (averaging from around $60 to ...

  8. Mineralogy of the Pikes Peak Region - Wikipedia

    en.wikipedia.org/wiki/Mineralogy_of_the_Pikes...

    It is north of the highway and between Florissant and Lake George. Crystal Peak itself is a distinctive, conical knoll about 3.5 miles (5.6 km) due north of Florissant. Geologically, it is also an intrusive center and the geological maps show a very characteristic ring-shaped structure about 5 miles (8.0 km) in diameter.

  9. Pike's Peak gold rush - Wikipedia

    en.wikipedia.org/wiki/Pike's_Peak_Gold_Rush

    Gold prospectors in the Rocky Mountains of western Kansas Territory. The Pike's Peak gold rush (later known as the Colorado gold rush) was the boom in gold prospecting and mining in the Pike's Peak Country of western Kansas Territory and southwestern Nebraska Territory of the United States that began in July 1858 and lasted until roughly the creation of the Colorado Territory on February 28, 1861.