There are 2 areas that quarries were utilized on the mesa. Both of them produced Zeolite, an interesting mineral. The specific type of zeolite found on STM is almost entirely endemic to this area. Specific samples are on display at the Geology Museum at the Colorado School of Mines.
Page Scores range from 0% to 100%. The higher the score, the higher the perceived quality of the image. Score is not a simple average of votes, but takes into account the number of votes and the power of the voters.
For every object, a hit is registered each time the object's main page is viewed. A user's hits are the sum of all the hits on the objects he or she owns.