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Botallack Head (Wheal Cock Carn), Cliff outcrops, Botallack, St Just, St Just District, Cornwall, England, UK
List of minerals arranged by Dana 8th Edition classification
| Group 10 - OXYHALIDES AND HYDROXYHALIDES | ||
|---|---|---|
| A2(O,OH)3Xq | ||
| Botallackite | 10.1.3.1 | Cu2(OH)3Cl |
| Group 56 - SOROSILICATES Si2O7 Groups, With Additional O, OH, F and H2O | ||
| Si2O7 Groups and O, OH, F, and H2O with cations in [4] and/or >[4] coordination | ||
| Axinite-(Fe) | 56.2.2.1 | Ca2Fe2+Al2BSi4O15OH |
| Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups | ||
| Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2) | ||
| Epidote | 58.2.1a.7 | {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH) |
| Group 61 - CYCLOSILICATES Six-Membered Rings | ||
| Six-Membered Rings with Al substituted rings | ||
| Cordierite | 61.2.1.1 | (Mg,Fe)2Al3(AlSi5O18) |
| Group 72 - PHYLLOSILICATES Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings | ||
| Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings with 4-membered rings | ||
| Prehnite | 72.1.3.1 | Ca2Al2Si3O12(OH) |
| Group 75 - TECTOSILICATES Si Tetrahedral Frameworks | ||
| Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si | ||
| Quartz | 75.1.3.1 | SiO2 |
| Group 76 - TECTOSILICATES Al-Si Framework | ||
| Al-Si Framework Feldspathoids and related species | ||
| Danalite | 76.2.4.2 | Fe2+4(Be3Si3O12)S |
| Group 77 - TECTOSILICATES Zeolites | ||
| Zeolite group - True zeolites | ||
| Mesolite ? | 77.1.5.4 | Na2Ca2Si9Al6O30 · 8H2O |
| Natrolite | 77.1.5.1 | Na2Al2Si3O10 · 2H2O |
| Unclassified Minerals | ||
| 'Asbestos' | - | |
| 'Pyroxene Group' | - | |
| 'Stilbite' | - | |
12 entries listed. 9 valid minerals.
References
Carne, J. (1822): On the Mineral Productions and the Geology of the Parish of St. Just. Transactions of the Royal Geological Society of Cornwall 2, 290-358.
Hall, T.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), 168 pp.
Russell, A. (1910): Notes on the Occurrence of Zeolites in Cornwall and Devon. Mineralogical Magazine 15, 377-384.
Hall, T.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), 168 pp.
Russell, A. (1910): Notes on the Occurrence of Zeolites in Cornwall and Devon. Mineralogical Magazine 15, 377-384.
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