Chlorite Group from Derbyshire, England, UK
UK | |
| Ford, T., Sarjeant, A., Smith, M. (1993) The minerals of the Peak district of Derbyshire. UK Journal of Mines and Minerals 13, Rockbottom Publications. 16-55 [J. Russell Soc. 2001-89] |
| Render, Paul (n.d.) Paul Render Collection. |
Calton Hill Quarry, Blackwell in the Peak, Derbyshire Dales District, Derbyshire, England, UK