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Family Nature Summits: Black Hills Summit has ended
If you would like to join a class that is frozen, please send us a message or email, and we will do our best to accommodate you. 

The Summit Handbook and our pick-a-hike guide are helpful resources! Email [email protected] with additional questions or message us in Sched!

Session availability is subject to change due to weather, availability, and interest. Classes with fewer than 5 participants are subject to cancellation. You are only able to sign up for one class during a time period (including waitlists). We do our best to accommodate waitlists. 

Add/Dropping Classes: All classes with an additional cost have a final add/drop date of July 13. After July 13th, you will be responsible for the cost of the class unless we can fill the spot. Classes with no additional cost can be added/dropped at any time.

Tuesday August 4, 2026 4:30pm - 6:30pm MDT
This will be an opportunity to meet up with others at the end of a day to travel to some former mines in the Custer area to rockhound and collect. You can keep what you find. Quartz, rose quartz, feldspars, mica, and tourmalines are abundant along the surface and in loose dirt. We will park close to the mines, but there is a short walk and uneven, wooded terrain. Bring something to carry your select specimens. Open to all ages. 


Faculty
avatar for Dave Egan

Dave Egan

Geology Leader, Faculty
Dave Egan has enjoyed exploring and teaching about geology at Summits throughout the U.S., and occasionally Canada, for the past 30+ years. For folks of all ages, he provides an interpretation of the geology and natural setting in an understandable way, with the purpose of providing... Read More →
Tuesday August 4, 2026 4:30pm - 6:30pm MDT

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