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Tweny One Mine, Forest District (Alleghany; Chips Flats; Minnesota), Sierra Co., California, USA

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List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Pyrite	2.EB.05a	FeS₂
Group 4 - Oxides and Hydroxides
Quartz	4.DA.05	SiO₂

2 entries listed. 2 valid minerals.

References

Ferguson, Henry G. (1914b), Lode deposits of the Alleghany district, California: USGS Bulletin 580: 153-182

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Copyright © Jolyon Ralph and Ida Chau 1993-2012. Jobs in California, USA Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
Current server date and time: 28th Feb 2012 23:51:20