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Cotorniano quarry, Chiusdino, Siena Province, Tuscany, Italy
List of minerals arranged by Dana 8th Edition classification
| Group 2 - SULFIDES | ||
|---|---|---|
| AmBnXp, with (m+n):p = 1:1 | ||
| Chalcopyrite | 2.9.1.1 | CuFeS2 |
| AmBnXp, with (m+n):p = 1:2 | ||
| Arsenopyrite | 2.12.4.1 | FeAsS |
| Pyrite | 2.12.1.1 | FeS2 |
| Group 4 - SIMPLE OXIDES | ||
| AX2 | ||
| Rutile | 4.4.1.1 | TiO2 |
| Group 61 - CYCLOSILICATES Six-Membered Rings | ||
| Six-Membered Rings with [Si6O18] rings; possible (OH) and Al substitution | ||
| Beryl | 61.1.1.1 | Be3Al2(Si6O18) |
| Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings | ||
| Sheets of 6-membered rings with 2:1 layers | ||
| Muscovite | 71.2.2a.1 | KAl2(AlSi3O10)(OH)2 |
| Group 75 - TECTOSILICATES Si Tetrahedral Frameworks | ||
| Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si | ||
| Quartz | 75.1.3.1 | SiO2 |
| Unclassified Minerals | ||
| Muscovite var: Fuchsite | - | K(Al,Cr)3Si3O10(OH)2 |
| 'Tourmaline' | - | A(D3)G6(T6O18)(BO3)3Y3Z |
9 entries listed. 8 valid minerals.
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