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Bee Mountain, Study Butte, Terlingua District, Brewster Co., Texas, USA
List of minerals arranged by Dana 8th Edition classification
| Group 14 - ANHYDROUS NORMAL CARBONATES | ||
|---|---|---|
| A(XO3) | ||
| Calcite | 14.1.1.1 | CaCO3 |
| Group 51 - NESOSILICATES Insular SiO4 Groups Only | ||
| Insular SiO4 Groups Only with cations in [6] and >[6] coordination | ||
| Grossular | 51.4.3b.2 | Ca3Al2(SiO4)3 |
| 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) |
| Zoisite | 58.2.1b.1 | {Ca2}{Al3}(Si2O7)(SiO4)O(OH) |
| Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings | ||
| Sheets of 6-membered rings with 2:1 layers | ||
| Clintonite | 71.2.2c.2 | Ca(Mg,Al)3(Al3SiO10)(OH)2 |
| Sheets of 6-membered rings with 2:1 clays | ||
| Montmorillonite | 71.3.1a.2 | (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O |
| 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 76 - TECTOSILICATES Al-Si Framework | ||
| Al-Si Framework with Al-Si frameworks | ||
| Albite | 76.1.3.1 | NaAlSi3O8 |
| Group 77 - TECTOSILICATES Zeolites | ||
| Zeolite group - True zeolites | ||
| Analcime | 77.1.1.1 | Na2(Al2Si4O12) · 2H2O |
| Unclassified Minerals | ||
| 'Apophyllite' | - | |
10 entries listed. 9 valid minerals.
References
Marvin J. Droddy and John C. Butler (1979) A Note on Low-Grade Contact Metamorphism—Southwestern Brewster County, Texas. Mineralogical Magazine 43:479-482.
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Locality Updated: Tintaya Mine, Ahuancata, Espinar Province, Cuzco Department, PeruFrom Uwe Kolitsch, 21st May 2013 15:29:48