Luzonite from Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA
USA | |
| The Mineralogy of The Butte District, Montana Guilbert and Zeihen 1964 |
USA | |
| The Mineralogy of The Butte District, Montana Guilbert and Zeihen 1964 |
Butte Mining District, Silver Bow County, Montana, USA