Ferro-hornblende from UK
UK | |
| Golley, Peter, Williams, Richard (1995) Cornish Mineral Reference Manual. Endsleigh Book Co., Truro. 71pp. |
Tindle, Andy G. (2008) Minerals of Britain and Ireland. Terra Publishing. | |
| [Specimen in the Natural History Museum, London] |
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| S.Rust Collection |
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| www.abdn.ac.uk/geology/profiles/auming/pitchstone/pitchstones.htm. |
| Bevins, Richard E., Robinson, Douglas (1993) Parageneses of Ordovician sub-greenschist to greenschist facies metabasites from Wales, U.K. European Journal of Mineralogy, 5 (5) 925-936 doi:10.1127/ejm/5/5/0925 |
Eas a Bradain, Luib, Isle of Skye, Eilean á Chèo, Highland, Scotland, UK