Geology
April 11, 2022
Case Study: Lykins Formation
Small but significant areas of Colorado are underlain by bedrock that is composed of evaporative…
evaporite
An evaporite is a mineral sediment that is soluble (or dissolvable) in water. The two classifications of evaporite minerals are marine and non-marine. Marine deposits form in ocean environments, while non-marine deposits form in lakes and other standing water bodies. Large areas of Colorado are underlain by Mesozoic and/or Paleozoic evaporite deposits.
Hazards
May 5, 2015
Evaporite Karst Subsidence
[ED: Originally written by Jonathan White, Senior Engineering Geologist (emeritus staff) for a 2001 volume of…
Hazards
January 17, 2005
Case Study: Roaring Fork sinkhole
[ED: This report from January 17, 2005 was written by Jon White, (Senior Engineering Geologist, Emeritus). Lightly edited for dated…
Geology
February 4, 2003
Case Study: Colorado Mountain College, Spring Valley
In early February of 2003, a 24-foot-wide (7.5 m) sinkhole spontaneously opened on a soccer field at the Colorado Mountain…