The Green Mountain kimberlite is located between Green Mountain and Flagstaff Mountain in Boulder Mountain Park, in sec. 1, T. 1 S., R. 71 W., about 0.15 mi SW of Saddle Rock. The Green Mountain kimberlite is Neoproterozoic in age (572 mya) and is not diamondiferous.
References
Eckel, Edwin B. (1997) Minerals of Colorado, updated & revised: 11.
Mineral List
17 entries listed. 12 valid minerals.
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