Epidote from Adams County, Pennsylvania, USA
USA | |
| Rocks & Minerals 81:229-234 |
| (prospector field notes) |
| Gordon, Mineralogy of Pennsylvania, 1922, pp. 150-151. |
Gordon, Mineralogy of Pennsylvania, 1922, pp. 150-151. | |
| |
| Gordon, Mineralogy of Pennsylvania, 1922, pp. 150-151. |
Gordon, Mineralogy of Pennsylvania, 1922, pp. 150-151. | |
Gordon, Mineralogy of Pennsylvania, 1922, pp. 150-151. | |
Gordon, Mineralogy of Pennsylvania, 1922, pp. 150-151. | |
Gordon, Mineralogy of Pennsylvania, 1922, pp. 150-151. | |
| Stose, George W. and Bascom Florence (1932) The Geology and Mineral Resources of Adams County, Pennsylvania, USGS Bulletin 136, pp. 124. |
Teeter Quarry, Gettysburg, Adams County, Pennsylvania, USA