Pyrophyllite from selected localities.
USA | |
| The Mineralogy of The Butte District, Montana; Guilbert and Zeihen |
The Mineralogy of The Butte District, Montana; Guilbert and Zeihen |
USA | |
| The Mineralogy of The Butte District, Montana; Guilbert and Zeihen |
The Mineralogy of The Butte District, Montana; Guilbert and Zeihen |