Study Butte, Terlingua District, Brewster Co., Texas, USA

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List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmXp, with m:p = 1:1
Cinnabar	2.8.14.1	HgS
AmBnXp, with (m+n):p = 1:2
Marcasite	2.12.2.1	FeS2
Pyrite	2.12.1.1	FeS2
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite	14.1.1.1	CaCO3
Group 30 - ANHYDROUS SULFATES CONTAINING HYDROXYL OR HALOGEN
(AB)2(XO4)Zq
Alunite	30.2.4.1	KAl3(SO4)2(OH)6
Jarosite	30.2.5.1	KFe3+ 3(SO4)2(OH)6
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Grossular	51.4.3b.2	Ca3Al2(SiO4)3
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2)
Epidote	58.2.1a.7	{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Zoisite	58.2.1b.1	{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Clintonite	71.2.2c.2	Ca(Mg,Al)3(Al3SiO10)(OH)2
Sheets of 6-membered rings with 2:1 clays
Montmorillonite	71.3.1a.2	(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Group 72 - PHYLLOSILICATES Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings
Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings with 4-membered rings
Prehnite	72.1.3.1	Ca2Al2Si3O12(OH)
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite	76.1.3.1	NaAlSi3O8
Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
Analcime	77.1.1.1	Na2(Al2Si4O12) · 2H2O
Unclassified Minerals
'Apophyllite'	-
'Asphaltum var: Uintahite'	-

16 entries listed. 14 valid minerals.