Rhodochrosite from Twin Peaks, Black Hawk Mining District, Big Burro Mountains, Grant County, New Mexico, USA
USA | |
| [Rocks & Minerals Vol 68 March/April 1993 p96] |
David Von Bargen, Rocks & Minerals, Black Hawk Mine (1993) |
USA | |
| [Rocks & Minerals Vol 68 March/April 1993 p96] |
David Von Bargen, Rocks & Minerals, Black Hawk Mine (1993) |