Boulder — Boulder County

Source: Tom Ashworth's Prospectors Cache (tomashworth.com / Mike Higbee / 49erMike). Author: Tom Ashworth. Original page: boulder_co.shtml. State index: https://web.archive.org/web/20040830075749/http://www.tomashworth.com/goldloc.shtml Area: Boulder. Map coordinates are an approximate county centroid — not a precise claim site. Northwest of Boulder 3-8 miles is the Gold Hill Sugarloaf district. This district is about 12 square miles and had a total production of 412,000 ounces 1859-1959. In the area creek beds, terraces, benches, etc. you can find placer gold over 3,000 ounces have been produced. Gold Hill Mine, largest producer, including several adjoining mines produced lode gold and silver. The old camps of Sugarloaf, Rowena, Salina, and Sunshine are great places to explore. There are many area mines that produced lode gold and silver. Southwest of Boulder 4 miles to Magnolia, reached by steep grades, numerous high-grade mines that produced lode gold in tellurides. The total production of 130,000 ounces was recorded. West of Boulder 17 miles and 4 miles Northwest of Nederland, is the Grand Island-Caribou district in southwest part of county. The Grand Island- Caribou district had a total production between 1932-59, of 10,006 ounces. There are numerous area lead-silver mines that produced a by-product of gold. The Cardinal and Eldora mines are in the area and produced lode gold.