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UK | |
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| 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 |
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| Paul Nicholson Collection |
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| Hall, Townshend M. (1868) The Mineralogist's Directory: or, a guide to the Principal Mineral Localities in the United Kingdom of Great Britain and Ireland. Edward Stanford, London. |
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| Tarmac |
- Derbyshire Dales District
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| [var. Bravoite] 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 |
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| 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 |
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| Day, Harry (1999) BMS Database, British Micromount Society. |
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| Render, Paul (n.d.) Paul Render Collection. |
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| 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 |
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| Render, Paul (n.d.) Paul Render Collection. |
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| Willies, L. (1995): Bulletin of the Peak District Mines Historical Society 12(6), 25-37 |
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| 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 |
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| Steve Rust collection |
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| Render, Paul (n.d.) Paul Render Collection. |
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| Andrew Lawton Collection |
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| 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 |
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| Ford, T. (2001) The geology of the Matlock mines: a review. Bull. Peak Dist. Mines Hist. Soc. 14:1-34 |
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| 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 |
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| 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 |
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| 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 |
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| [var. Bravoite] 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 |
|
| 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 |
|
| Day, Harry (1999) BMS Database, British Micromount Society. |
|
| 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 |
|
| Day, Harry (1999) BMS Database, British Micromount Society. |
|
| [var. Bravoite] 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 |
|
| 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 |
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| Render, Paul (n.d.) Paul Render Collection. |
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| 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 |
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| Farey, J. (1815): General View of the Agriculture and Minerals of Derbyshire, Vol. 1. Sherwood, Neely & Jones (London), p. 265 |
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| 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 |
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| Quirk, D.G. (1986): Bulletin of the Peak District Mines Historical Society 9(6), 333-386 |
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| Quirk, D.G. (1986): Bulletin of the Peak District Mines Historical Society 9(6), 333-386 |
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| [var. Bravoite] 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 |
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| Quirk, D.G. (1986): Bulletin of the Peak District Mines Historical Society 9(6), 333-386 |
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| 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 |
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| 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 |
- North East Derbyshire District
| 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 |
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| Day, Harry (1999) BMS Database, British Micromount Society. |
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| Rust, S. A. (1994) Seltene Mineralien aus dem Milltown-Steinbruch bei Ashover, Derbyshire, Großbritannien. Lapis, 19 (12) 13-17 |
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| S.Rust Collection |
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| Cooper, M. (1995) Crystallized Enargite from the Gregory Mine, Ashover, Derbyshire . UK Journal of Mines and Minerals 15, 28-29
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
Farey, J. (1815): General View of the Agriculture and Minerals of Derbyshire, Vol. 1. Sherwood, Neely & Jones (London), p. 259 |
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| Render, Paul (n.d.) Paul Render Collection. |
Crich Quarry, Crich, Amber Valley, Derbyshire, England, UK