Epidote from Silver Bow County, Montana, USA
USA | |
| Rocks & Minerals 47:3 pp160-164 |
| Weed, W.H. (1912) Geology and ore deposits of the Butte district, Montana. Professional Paper 74. US Geological Survey doi:10.3133/pp74 |
Winchell, Alexander Newton (1914) Mining districts of the Dillon quadrangle, Montana, and adjacent areas. Bulletin Vol. 574. US Geological Survey doi:10.3133/b574 | |
(2005) Mineral Resources Data System (MRDS), US Geological Survey. |