
Minerals
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…
Aggregates are a broad category of coarse to medium grained particulate material used in construction, including sand, gravel, crushed stone, slag, and recycled concrete. Locating aggregate resources close enough to urban areas to provide product at a reasonable price is a constant problem across Colorado.
Minerals
April 13, 2023
The current annual Colorado Mineral and Energy Industry Activities report for 2021-22 is now available. Following up on…
Minerals
February 3, 2022
Every year, the CGS Minerals section prepares a comprehensive survey of the mineral and energy industries across the state. The…
Geology
April 24, 2020
As we continue to expand geological mapping coverage of Colorado, we recently uploaded another of our…
Geology
June 27, 2017
We’ve just uploaded the next of our free STATEMAP quadrangle map products to…
Publications
February 17, 2017
The current annual Colorado Mineral and Energy Industry Activities report 2015-16 is now available. Following up on the…