Group 2 - Sulphides and Sulfosalts
ⓘ	Chalcopyrite	2.CB.10a	CuFeS₂
ⓘ	Cinnabar	2.CD.15a	HgS
ⓘ	Pyrite	2.EB.05a	FeS₂
ⓘ	Marcasite	2.EB.10a	FeS₂
Group 4 - Oxides and Hydroxides
ⓘ	Quartz var. Chalcedony	4.DA.05	SiO₂
ⓘ		4.DA.05	SiO₂
Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘ	Gypsum	7.CD.40	CaSO₄ · 2H₂O
Group 9 - Silicates
ⓘ	Uranophane	9.AK.15	Ca(UO₂)₂(SiO₃OH)₂ · 5H₂O
Unclassified
ⓘ	'Clay minerals'	-
ⓘ	'Limonite'	-

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Gypsum	CaSO₄ · 2H₂O
H	ⓘ Uranophane	Ca(UO₂)₂(SiO₃OH)₂ · 5H₂O
C	Carbon
C	ⓘ Calcite	CaCO₃
O	Oxygen
O	ⓘ Calcite	CaCO₃
O	ⓘ Quartz var. Chalcedony	SiO₂
O	ⓘ Gypsum	CaSO₄ · 2H₂O
O	ⓘ Quartz	SiO₂
O	ⓘ Uranophane	Ca(UO₂)₂(SiO₃OH)₂ · 5H₂O
Si	Silicon
Si	ⓘ Quartz var. Chalcedony	SiO₂
Si	ⓘ Quartz	SiO₂
Si	ⓘ Uranophane	Ca(UO₂)₂(SiO₃OH)₂ · 5H₂O
S	Sulfur
S	ⓘ Chalcopyrite	CuFeS₂
S	ⓘ Cinnabar	HgS
S	ⓘ Gypsum	CaSO₄ · 2H₂O
S	ⓘ Marcasite	FeS₂
S	ⓘ Pyrite	FeS₂
Ca	Calcium
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Gypsum	CaSO₄ · 2H₂O
Ca	ⓘ Uranophane	Ca(UO₂)₂(SiO₃OH)₂ · 5H₂O
Fe	Iron
Fe	ⓘ Chalcopyrite	CuFeS₂
Fe	ⓘ Marcasite	FeS₂
Fe	ⓘ Pyrite	FeS₂
Cu	Copper
Cu	ⓘ Chalcopyrite	CuFeS₂
Hg	Mercury
Hg	ⓘ Cinnabar	HgS
U	Uranium
U	ⓘ Uranophane	Ca(UO₂)₂(SiO₃OH)₂ · 5H₂O

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Bear Creek Mining District, Crook County, Oregon, USAiRegional Level TypesBear Creek Mining DistrictMining District Crook CountyCounty OregonState USACountry function showexplain() { $("#locexplain").toggle(); if (typeof movemap === "function") movemap(); }

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List of minerals arranged by Strunz 10th Edition classification

List of minerals for each chemical element

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Bear Creek Mining District, Crook County, Oregon, USA i
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