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UK | |
| Alysson Rowan collection |
| Hanson Limited |
| Plan, A., Lindgren, P., Erickson, T. M., & Söderlund, U. (2022, August). Reidite discovered in the Triassic distal impact ejecta deposit of southwest Britain. In 85th Annual Meeting of The Meteoritical Society, 2022. |
| Rust, Steve A. (2019) Minerals of the Frongoch Mine. Published by the author, 180 pages. ISBN 978-1-9162641-0-6. |
- Upper Llanfihangell-y-Creuddyn
| Rust, Steve A. (2019) Minerals of the Frongoch Mine. Published by the author, 180 pages. ISBN 978-1-9162641-0-6. Mason, J.S. (1994) A Regional Paragenesis for the Central Wales Orefield. Unpublished external M.Phil. degree thesis, University of Wales, Aberystwyth. |
| www.asoldasthehills.org (n.d.) https://www.asoldasthehills.org/Introduction%201.html |
| Cotterell, T. F., Green, D. I., Hubbard, N., Mason, J. S., Starkey, R. E., Tindle, A. G. (2011) The Mineralogy of Dolyhir Quarry, Old Radnor, Powys, Wales. UK Journal of Mines and Minerals 32, 5-61 |
| Garfield, L. and Wellings, D. (2008) Minerals of the Glamorgan Coast: Barry Island and adjacent areas. DVD, published by authors. Garfield, L. and Wellings, D. (2008) Extracts from 'Minerals of the Glamorgan Coast: Barry Island and adjacent areas.' Journal of the Russell Society, vol. 11, 64-70. |
| Garfield, L. and Wellings, D. (2008) Minerals of the Glamorgan Coast: Barry Island and adjacent areas. DVD, published by authors. Garfield, L. and Wellings, D. (2008) Extracts from 'Minerals of the Glamorgan Coast: Barry Island and adjacent areas.' Journal of the Russell Society, vol. 11, 64-70. |
| Garfield, L. and Wellings, D. (2008) Minerals of the Glamorgan Coast: Barry Island and adjacent areas. DVD, published by authors. Garfield, L. and Wellings, D. (2008) Extracts from 'Minerals of the Glamorgan Coast: Barry Island and adjacent areas.' Journal of the Russell Society, vol. 11, 64-70. |
Camdwrmawr Mine, Ponterwyd, Trefeirig, Ceredigion, Wales, UK