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Churchill Mountain, Orient District, Stevens Co., Washington, USA

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List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Gold	1.AA.05	Au
Group 2 - Sulphides and Sulfosalts
Boulangerite	2.HC.15	Pb₅Sb₄S₁₁
Chalcopyrite	2.CB.10a	CuFeS₂
Galena	2.CD.10	PbS
Pyrite	2.EB.05a	FeS₂
Pyrrhotite	2.CC.10	Fe_1-xS (x = 0 to 0.17)
Sphalerite	2.CB.05a	ZnS
Tetrahedrite	2.GB.05	(Cu,Fe,Ag,Zn)₁₂Sb₄S₁₃
Group 4 - Oxides and Hydroxides
Hematite	4.CB.05	Fe₂O₃
Magnetite	4.BB.05	Fe²⁺Fe³⁺₂O₄
Quartz	4.DA.05	SiO₂
Group 5 - Nitrates and Carbonates
Calcite	5.AB.05	CaCO₃
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Scheelite	7.GA.05	Ca(WO₄)
Group 9 - Silicates
Epidote	9.BG.05a	{Ca₂}{Al₂Fe³⁺}(Si₂O₇)(SiO₄)O(OH)
Unclassified Minerals
Limonite	-	FeO(OH) · nH₂O
'Serpentine Group'	-	D₂[Si₂O₅](OH)4 + or - nH₂O

16 entries listed. 14 valid minerals.

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Copyright © Jolyon Ralph and Ida Chau 1993-2011. Jobs in Washington, 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: 20th Mar 2011 20:56:24