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…
Mining is the excavation of valuable material from the earth. Researching and mapping of abandoned mines of the state is a primary role for the CGS.
Minerals
April 13, 2023
The current annual Colorado Mineral and Energy Industry Activities report for 2021-22 is now available. Following up on…
Geology
May 10, 2022
We’ve received the go ahead to help distribute this marvelous (and FREE!) 100+ page digital publication from the talented…
Geology
April 11, 2022
Small but significant areas of Colorado are underlain by bedrock that is composed of evaporative…
Geology
March 15, 2022
OF-20-11 Alkaline Complexes of the Wet Mountains Area, Colorado: A Geological Summary, Bibliography, and Data Compilation…
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
November 24, 2020
As the reconstruction of our website continues, we recently redeployed a popular package of information that was compiled and made…
Energy
February 18, 2020
[Ed: this document, written in 2011 by Jim Burnell, Ph.D., P.G. (former Senior Minerals Geologist, Colorado Geological Survey), provides an…
Geology
October 16, 2019
This RMPBS/Colorado Experience video explores the vibrant mining history of Creede, Colorado.
Energy
August 14, 2018
Uranium is a widespread and ubiquitous element. It has a crustal abundance of 2.8 parts per million, slightly more than…
Publications
February 17, 2017
The current annual Colorado Mineral and Energy Industry Activities report 2015-16 is now available. Following up on the…
Hazards
June 15, 2011
This video, produced by the CGS in 2011, examines the significant geo-hazards related to the long history of underground coal…
Hazards
April 26, 2005
For decades, the west side of the Colorado School of Mines (CSM) main campus had subsidence issues related to…
General
March 11, 1909
While a number of brilliant men have in past years held the office of Colorado State Geologist, it is no…