Bare Hills Copper Mine (Smith Avenue Copper Mine), Bare Hills, Baltimore Co., Maryland, USA

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List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmBnXp, with (m+n):p = 2:1
Chalcocite	2.4.7.1	Cu2S
AmBnXp, with (m+n):p = 3:2
Bornite	2.5.2.1	Cu5FeS4
AmXp, with m:p = 1:1
Covellite	2.8.12.1	CuS
AmBnXp, with (m+n):p = 1:1
Chalcopyrite	2.9.1.1	CuFeS2
AmBnXp, with (m+n):p = 3:4
Carrollite	2.10.1.2	Cu(Co,Ni)2S4
AmBnXp, with (m+n):p = 1:2
Pyrite	2.12.1.1	FeS2
Group 4 - SIMPLE OXIDES
A2X
Cuprite	4.1.1.1	Cu2O
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite	7.2.2.3	Fe2+Fe3+2O4
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite	14.1.1.1	CaCO3
Group 16a - ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
Azurite	16a.2.1.1	Cu3(CO3)2(OH)2
Malachite	16a.3.1.1	Cu2(CO3)(OH)2
Group 29 - HYDRATED ACID AND NORMAL SULFATES
AXO4·xH2O
Chalcanthite	29.6.7.1	CuSO4 · 5H2O
Melanterite	29.6.10.1	FeSO4 · 7H2O
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Almandine	51.4.3a.2	Fe2+3Al2(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)
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with borate groups
Schorl	61.3.1.10	Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Enstatite	65.1.2.1	MgSiO3
Group 66 - INOSILICATES Double-Width,Unbranched Chains,(W=2)
Amphiboles - Mg-Fe-Mn-Li subgroup
Anthophyllite	66.1.2.1	☐{Mg2}{Mg5}(Si8O22)(OH)2
Cummingtonite	66.1.1.1	☐{Mg2}{Mg5}(Si8O22)(OH)2
Tremolite	66.1.3a.1	☐{Ca2}{Mg5}(Si8O22)(OH)2
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Talc	71.2.1.3	Mg3(Si4O10)(OH)2
Group 74 - PHYLLOSILICATES Modulated Layers
Modulated Layers with joined strips
Chrysocolla	74.3.2.1	Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O (x < 1)
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz	75.1.3.1	SiO2
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite	76.1.3.1	NaAlSi3O8
Microcline	76.1.1.5	KAlSi3O8
Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
Laumontite	77.1.1.4	CaAl2Si4O12 · 4H2O
Unclassified Minerals
Actinolite	-	☐{Ca2}{(Mg,Fe2+)5}(Si8O22)(OH)2
Aragonite	-	CaCO3
'Chlorite Group'	-
Cuprite var: Chalcotrichite	-	Cu2O
Ferrohornblende	-	☐{Ca2}{Fe2+4Al}(AlSi7O22)(OH)2
Gypsum var: Selenite	-	CaSO4 · 2H2O
'Stilbite'	-

33 entries listed. 31 valid minerals.