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  2. List of U.S. state minerals, rocks, stones and gemstones

    en.wikipedia.org/wiki/List_of_U.S._state...

    In 1986, California named benitoite as its state gemstone, a form of the mineral barium titanium silicate that is unique to the Golden State and only found in gem quality in San Benito County. [ 80 ] ^ Colorado is the only state whose geological symbols reflect the national flag's colors: red (rhodochrosite), white (yule marble), and blue ...

  3. Cape Nome Mining District Discovery Sites - Wikipedia

    en.wikipedia.org/wiki/Cape_Nome_Mining_District...

    The site by Anvil Creek about 4.25 miles (6.84 km) north of what became the city of Nome, in a valley to the west of low, treeless Anvil Peak.It was one of the richest placer claim sites ever found in Alaska and yielded more than $5 million during its first five years.

  4. Nome mining district - Wikipedia

    en.wikipedia.org/wiki/Nome_mining_district

    The Nome mining district, also known as the Cape Nome mining district, is a gold mining district in the U.S. state of Alaska.It was discovered in 1898 when Erik Lindblom, Jafet Lindeberg and John Brynteson, the "Three Lucky Swedes", found placer gold deposits on Anvil Creek and on the Snake River few miles from the future site of Nome.

  5. Crystal Mine - Wikipedia

    en.wikipedia.org/wiki/Crystal_Mine

    Crystal Mine is located near Juneau in the U.S. state of Alaska.The quartz ledge at the Crystal Mine was first discovered in 1895 by B. Heins. It was so named because of the large pyrite cubes which were found occurring in the surface outcrops of the ledge.

  6. Gold mining in Alaska - Wikipedia

    en.wikipedia.org/wiki/Gold_mining_in_Alaska

    Nevertheless, some of the largest gold nuggets found in Alaska have been found in the area, including the 9th largest (92 troy ounces). 92,000 ounces of placer gold and 8000 ounces of gold from lode mines has come from the district. [42] Today, the district is located within Denali National Park and Preserve. [45]

  7. Ruby–Poorman mining district - Wikipedia

    en.wikipedia.org/wiki/Ruby–Poorman_mining_district

    The Ruby–Poorman mining district in the U.S. state of Alaska produced nearly a half million ounces of gold, all from placer mines. Some of the largest gold nuggets found in Alaska are from the district, which lies along the Yukon River. [1] The placers are mostly deeply buried, and most were originally worked with shafts and drifts.

  8. Juneau gold belt - Wikipedia

    en.wikipedia.org/wiki/Juneau_gold_belt

    Treadwall Mining. The Juneau gold belt is located in the southeastern portion of the U.S. state of Alaska.This belt is approximately 100 miles (160 km) in length, north/northwest-trending, [1] and extends from Berners Bay southeastward to Windham Bay, 60 miles (97 km) southeast of Juneau, and includes Douglas Island.

  9. Ruby, Alaska - Wikipedia

    en.wikipedia.org/wiki/Ruby,_Alaska

    The Gem of the Yukon. ... is an incorporated town in central western Alaska, ... The largest gold nugget ever found in Alaska, 294.10 troy ounces (322.67 oz; 9,148 g ...