Finding gold on the Fourth of July
Along with marking Independence Day in the United States, the Fourth of July takes on…
mining
Gold!
On May 6th, 1859, John Gregory discovered the first gold lode in Colorado on a…
Coal Mine Fires in Colorado
Investigations continue in an effort to determine the cause of the Marshall Fire in Boulder…
Time Machine Tuesday: Roaring Fork Valley Ghost Towns
Located near Aspen, Colorado, are the ghost towns of Ashcroft and Independence, two fascinating reminders…
Time Machine Tuesday: Colorado in the Cold War
Seventy-five years ago this week, on July 16, 1945, the United States conducted its first…
Time Machine Tuesday: Tungsten Mining in Colorado
Colorado mining isn’t just about gold and silver. There are many other metals, minerals, and…
The Hope Diamond’s Colorado Connection
One of the world’s most famous diamonds has a Colorado connection. The dazzling blue Hope…
Time Machine Tuesday: Mine Accidents and Safety
Explosions. Cave-ins. Blasting accidents. Gas leaks. Floods. Carbon monoxide. In the nineteenth and early twentieth…
Georgetown Loop Railroad
Looking for a fun activity this summer? The Georgetown Loop Historic Mining & Railroad Park®…
Time Machine Tuesday: Colorado Minerals and Geology
One of the most frequently accessed publications in our library’s digital collection is The Minerals of…
Time Machine Tuesday: History of Aspen, Colorado
Today, Aspen’s riches come from the ski industry — but they used to come from…
How Geology Helped Build the Moffat Road
Our library recently received a fascinating new document for our collection that will be of…
Is Your House on Shaky Ground?
Ground subsidence problems are very real in Colorado. Whether from naturally occurring elements in the…
Time Machine Tuesday: The Victor Labor War of 1903-04
Victor, Colorado, near Cripple Creek in Teller County, is one of Colorado’s most historic mining…
Time Machine Tuesday: Uranium Mining
Uranium was discovered in southwestern Colorado in the late nineteenth century. It comes from carnotite…
Colorado Coal Resources
Coal is one of Colorado’s most significant mineral resources, and over the years has played…
Time Machine Tuesday: Leadville Metals Exposure Study
Leadville is one of Colorado’s most historic mountain towns. Though a small mountain town today,…
Time Machine Tuesday: The White Ash Mine Disaster
This fall the Colorado School of Mines unveiled a new memorial dedicated to the victims…
Time Machine Tuesday: Molybdenum
When most people think of Colorado mining, they think of gold or silver, or maybe…
Time Machine Tuesday: Colorado's Coal Mines
While Colorado was founded on gold and silver, coal mining became the state’s most significant…