Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Black Hills Bentonite one duchshe diggings from the category Bentonite Wyoming in the state, located in the city by the address 420 Thornton Road Upton, WY (Wyoming) 82730. To clarify all the issues can be contacted by phone (307) 468-2520 . Location Black Hills Bentonite you can see on the interactive map. </br></br><b>Opening Hours</b></br></br>Monday 8:00 AM – 4:00 PM</br>Tuesday 8:00 AM – 4:00 PM</br>Wednesday 8:00 AM – 4:00 PM</br>Thursday 8:00 AM – 4:00 PM</br>Friday 8:00 AM – 4:00 PM</br>Saturday - 8:00 AM – 2:00 PM</br>Sunday - Closed Your comments* (not for publishing) * — Required information Black Hills Bentonite ← View details 420 Thornton Road Upton, WY (Wyoming) 82730, Upton, Wyoming (307) 468-2520