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Oxford Serpentine Quarry (Collins prospect), Oxford, Llano Co., Texas, USA
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | ||
|---|---|---|
| Cobaltite ? | 2.EB.25 | CoAsS |
| Linnaeite ? | 2.DA.05 | Co2+Co3+2S4 |
| Nickeline ? | 2.CC.05 | NiAs |
| Siegenite ? | 2.DA.05 | CoNi2S4 -NiCo2S4 |
| Group 3 - Halides | ||
| Nickelbischofite ? | 3.BB.20 | NiCl2 · 6H2O |
| Group 4 - Oxides and Hydroxides | ||
| Chromite | 4.BB.05 | Fe(Cr,Al,Fe)2O4 |
| Magnetite | 4.BB.05 | Fe2+Fe3+2O4 |
| Quartz | 4.DA.05 | SiO2 |
| Group 5 - Nitrates and Carbonates | ||
| Zaratite ? | 5.DA.15 | Ni3(CO3)(OH)4 · 4H2O |
| Group 8 - Phosphates, Arsenates and Vanadates | ||
| Annabergite ? | 8.CE.40 | Ni3(AsO4)2 · 8H2O |
| Erythrite ? | 8.CE.40 | Co3(AsO4)2 · 8H2O |
| Group 9 - Silicates | ||
| Anthophyllite | 9.DE.05 | ☐{Mg2}{Mg5}(Si8O22)(OH)2 |
| Talc | 9.EC.05 | Mg3(Si4O10)(OH)2 |
| Unclassified Minerals | ||
| 'Albrittonite' | - | CoCl2 · 6H2O |
| 'Chlorite Group' | - | |
| 'Serpentine Group' | - | D2[Si2O5](OH)4 + or - nH2O |
16 entries listed. 12 valid minerals.
References
Crook, W.W., III & Marcotty, L.-A. (1978) Albrittonite, a new cobalt chloride hydrate from Oxford, Llano County, Texas; American Mineralogist: 63: 410-412.
Peacor et al. (1982), New data on and discreditation of "texasite," "albrittonite," "cuproartiniter", "cuprohydromagnesite," and "yttromicrolite," with corrected data on nickelbischofite, rowlandite, and yttrocrasite; American Mineralogist: 67: 156-169.
Peacor et al. (1982), New data on and discreditation of "texasite," "albrittonite," "cuproartiniter", "cuprohydromagnesite," and "yttromicrolite," with corrected data on nickelbischofite, rowlandite, and yttrocrasite; American Mineralogist: 67: 156-169.
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