Large 700-series Caterpillar mine hauling trucks at the Holcim Portland Cement plant in Florence Energy, General, Minerals, Publications April 13, 2023 IS-85 Colorado Mineral and Energy Industry Activities 2021-2022 The current annual Colorado Mineral and Energy Industry Activities report for 2021-22 is now available. Following up on the 2020-21 report, this report is based on 2021 production data with additional reported news from 2022. It provides a comprehensive snapshot of Colorado’s mineral resource…
North Table Mountain stands between Golden and the wider Denver metro area in the background. Photo credit: Vince Matthews for the CGS. Geology, Publications May 11, 2022 Golden Rocks: The Geology and Mining History of Golden, Colorado We’ve received the go ahead to help distribute this marvelous (and FREE!) 100+ page digital publication from the talented and insightful Donna Anderson and Paul Haseman. Their passion for geology and for communicating the fascinating and often surprising facts about Golden and its geologic history show through every page…
Mining town, Eureka, San Juan County, Colorado, circa 1900. Photo credit: William Henry Jackson. CGS media archive. Geology, Minerals, Publications November 24, 2020 Re-introducing: Historic Metal Mining Districts As the reconstruction of our website continues, we recently redeployed a popular package of information that was compiled and made available by former CGS Senior Minerals Geologist, Mr. James Burnell, during the 2010s. Referencing a variety of sources, Burnell researched most of the major districts around the state. Each district…
IS-79 Colorado Mineral and Energy Industry Activities 2015-2016 Energy, Minerals, Publications February 18, 2017 IS-79 Colorado Mineral and Energy Industry Activities 2015-16 The current annual Colorado Mineral and Energy Industry Activities report 2015-16 is now available. Following up on the 2014 report, this report, based on 2015 production data, sketches a comprehensive overview of Colorado’s mineral resource production. Of note is the fact that total value of…