American Tunnel Mine (Gold King Mine), Howardsville, Animas District, San Juan Co., Colorado, USA

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List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Metals, other than the Platinum Group
Gold	1.1.1.1	Au
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 3:2
Bornite	2.5.2.1	Cu5FeS4
AmBnXp, with (m+n):p = 1:2
Gersdorffite	2.12.3.2	NiAsS
Group 3 - SULFOSALTS
3 <ø < 4
Tetrahedrite	3.3.6.1	(Cu,Fe,Ag,Zn)12Sb4S13
ø = 3
Aikinite	3.4.5.1	PbCuBiS3
Group 9 - NORMAL HALIDES
AX2
Fluorite	9.2.1.1	CaF2
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Rhodochrosite	14.1.1.4	MnCO3
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz	75.1.3.1	SiO2
Unclassified Minerals
var: Milky Quartz	-	SiO2

9 entries listed. 9 valid minerals.