Malachite from Glatfelter Farm, Hamiltonban Township, Adams County, Pennsylvania, USA
USA | |
| Gordon, Mineralogy of Pennsylvania, 1922, pp. 150-151. |
Gordon, Mineralogy of Pennsylvania, 1922, pp. 150-151. |
USA | |
| Gordon, Mineralogy of Pennsylvania, 1922, pp. 150-151. |
Gordon, Mineralogy of Pennsylvania, 1922, pp. 150-151. |