Allophane from selected localities.
UK | |
| Ford, T., A. Sarjeant & M. Smith (1993) The minerals of the Peak district of Derbyshire UK Jour. Mines & Minerals 13:16-55 |
| Ford, T., A. Sarjeant & M. Smith (1993) The minerals of the Peak district of Derbyshire UK Jour. Mines & Minerals 13:16-55 |