Recent Submissions

  • Dugout face, Colorado School of Mines Experimental Mine 

    Date:1989?
    A dugout face is shown underground at the Edgar Mine. A man kneels to the side. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the Edgar Mine, ...
  • Water, Colorado School of Mines Experimental Mine 

    Date:1989?
    Water stands in one of the tunnels and drips from the ceiling underground at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the ...
  • Granite at face, Colorado School of Mines Experimental Mine 

    Date:1989?
    An exposure of granite is shown at a face underground at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the Edgar Mine, it ...
  • SE dipping fault, Colorado School of Mines Experimental Mine 

    Date:1989?
    A southeast dipping fault is shown underground at the Edgar Mine. A person's hand and arm is shown holding a measuring stick. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, ...
  • Face at incline, Colorado School of Mines Experimental Mine 

    Date:1989?
    A face at an incline is shown underground at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the Edgar Mine, it produced silver ...
  • Incline face, Colorado School of Mines Experimental Mine 

    Date:1989?
    An incline face is shown underground at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the Edgar Mine, it produced silver and ...
  • Dog, Colorado School of Mines Experimental Mine 

    Date:1989?
    A German Shepard dog lays on the floor of one of the buildings at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the Edgar Mine, ...
  • Colorado School of Mines Experimental Mine 

    Date:1989?
    The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the Edgar Mine, it produced silver and gold, and some lead and copper in the 1870s. The Big Five ...
  • Roof vug, Colorado School of Mines Experimental Mine 

    Date:1989?
    A fault and roof vug is shown underground at the Edgar Mine. A woman, probably a student, stands below. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally ...
  • Students, Colorado School of Mines Experimental Mine 

    Date:1989?
    Three men, probably students, are grouped around equipment underground at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the ...
  • Drill hole, Colorado School of Mines Experimental Mine 

    Date:1989?
    The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the Edgar Mine, it produced silver and gold, and some lead and copper in the 1870s. The Big Five ...
  • Student and instructor, Colorado School of Mines Experimental Mine 

    Date:1989?
    A man and a woman, probably an instructor and a student, work at a drilled hole underground at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. ...
  • Face opposite incline, Colorado School of Mines Experimental Mine 

    Date:1989?
    The face opposite an incline is shown underground at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the Edgar Mine, it produced ...
  • Man and equipment, Colorado School of Mines Experimental Mine 

    Date:1989?
    A man works at equipment underground at the Edgar Mine. Another person stands in the background. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known ...
  • Student at SL site, Colorado School of Mines Experimental Mine 

    Date:1989?
    A student is shown at SL site underground at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the Edgar Mine, it produced silver ...
  • Student and instructor, Colorado School of Mines Experimental Mine 

    Date:1989?
    Two men, probably a student and an instructor or mine operator, work at equipment underground at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. ...
  • Man at vent raise, Colorado School of Mines Experimental Mine 

    Date:1989?
    A vent raise is shown underground at the Edgar Mine. A man, probably a student, stands on the ladder. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally ...
  • Face opposite incline, Colorado School of Mines Experimental Mine 

    Date:1989?
    The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the Edgar Mine, it produced silver and gold, and some lead and copper in the 1870s. The Big Five ...
  • Dugout face at site, Colorado School of Mines Experimental Mine 

    Date:1989?
    A dugout face at a drift is shown underground at the Edgar Mine. A man, probably a student, kneels nearby. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally ...
  • Geophysics students, Colorado School of Mines Experimental Mine 

    Date:1989?
    Two men, probably associated with a geophysics class, are shown underground at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as ...

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