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Opal Queen group, Virgin Valley District, Humboldt Co., Nevada, USA

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List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Opal var: Precious Opal	4.DA.10	SiO₂ · nH₂O
Group 9 - Silicates
Montmorillonite	9.EC.40	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O

2 entries listed. 2 valid minerals.

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Copyright © Jolyon Ralph and Ida Chau 1993-2011. Jobs in Nevada, 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: 18th Oct 2011 05:08:18