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Stamps and Jowl Zawn (Roscommon Cliff), Cliff outcrops, Botallack, St Just, St Just District, Cornwall, England, UK
List of minerals arranged by Dana 8th Edition classification
| Group 4 - SIMPLE OXIDES | ||
|---|---|---|
| AX2 | ||
| Cassiterite | 4.4.1.5 | SnO2 |
| Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL | ||
| Miscellaneous | ||
| Asbolane | 6.4.9.1 | (Ni,Co)2-xMn4+(O,OH)4 · nH2O |
| Group 14 - ANHYDROUS NORMAL CARBONATES | ||
| A(XO3) | ||
| Calcite | 14.1.1.1 | CaCO3 |
| Group 40 - HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES | ||
| A3(XO4)2·xH2O | ||
| Erythrite | 40.3.6.3 | Co3(AsO4)2 · 8H2O |
| Group 48 - ANHYDROUS MOLYBDATES AND TUNGSTATES | ||
| AXO4 | ||
| Scheelite | 48.1.2.1 | Ca(WO4) |
| Group 51 - NESOSILICATES Insular SiO4 Groups Only | ||
| Insular SiO4 Groups Only with cations in [4] coordination | ||
| Phenakite | 51.1.1.1 | Be2SiO4 |
| 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 61 - CYCLOSILICATES Six-Membered Rings | ||
| Six-Membered Rings with borate groups | ||
| Schorl | 61.3.1.10 | Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH) |
| Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1) | ||
| Single-Width Unbranched Chains, W=1 with chains P=6 | ||
| Stokesite (TL) | 65.5.1.1 | CaSn[Si3O9] · 2H2O |
| Group 75 - TECTOSILICATES Si Tetrahedral Frameworks | ||
| Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si | ||
| Quartz | 75.1.3.1 | SiO2 |
| Unclassified Minerals | ||
| Actinolite | - | ☐{Ca2}{(Mg,Fe2+)5}(Si8O22)(OH)2 |
| 'Apatite' | - | |
| 'Chlorite Group' | - | |
| 'Garnet' | - | X3Z2(SiO4)3 |
| Gypsum var: Selenite ? | - | CaSO4 · 2H2O |
| 'K Feldspar var: Adularia' | - | KAlSi3O8 |
| 'Mountain Leather' | - | |
| 'Tourmaline' | - | A(D3)G6(T6O18)(BO3)3X3Z |
| 'var: Achroite' | - | A(D3)G6(T6O18)(BO3)3X3Z |
19 entries listed. 12 valid minerals.
References
Hutchinson, M.A. (1900): On Stokesite, a new mineral containing tin, from Cornwall. Mineralogical Magazine 12, 274-281.
Russell, A. (1920): On the occurrence of Phenacite and Scheelite at Wheal Cock, St Just, Cornwall. Mineralogical Magazine 19, 19-22.
Russell, A. (1920): On the occurrence of Phenacite and Scheelite at Wheal Cock, St Just, Cornwall. Mineralogical Magazine 19, 19-22.
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Locality Updated: Lägern (Otelfingen; Boppelsen), Limmattal, Zürich, SwitzerlandFrom Richard Muster, 20th Jun 2013 07:17:08