Mineral Evolution Database

Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.

Mineral locality data provided by mindat.org

The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.

Locality Name:
Little Cottonwood District (Alta District), Wasatch Mts, Salt Lake Co., Utah, USA

Oldest recorded age at locality: 36
Youngest recorded age at locality: 30

mindat Locality ID: 14370
mindat URL: http://www.mindat.org/loc-14370.html

Tectonic Settings:

Total number of sublocalities beneath "Little Cottonwood District (Alta District), Wasatch Mts, Salt Lake Co., Utah, USA": 59
Total number of bottom-level sublocalities: 56

Number of Child Localities: 54
Child Localities:
Albion Mine (South Hecla Mining Company; Alta United Mines)
Albion Tunnel (Albion Consolidated Mining Company; Alta United Holdings; Mineral Flat Mining; Company)
Alta Champion
Alta Consolidated Mine (Alta Consolidated Mining Company; Silver King Tunnel; Copper Prince Tunnel; Brooklyn Adit)
Alta Mine
Alta Superior Tunnel Occurrence
Alta-Gladstone Vein No. 5
Alta-Helena Tunnel Occurrence (Alta Helena Group)
Ball's Mine
Bay State Mine
Buffalo Tunnel Mine (Great Salt Lake Tunnel And Mining Company; Allegan Mine; Emma Mine)
Cabin Mine
Centenial Alta Mine
City Rocks Mine
Clementine
Columbus Consolidated Mine
Columbus-Rexal Mine
Cottonwood Atlantis
Davenport Mine
Emily Mine
Emma Mine (Emma Tunnel; Alta United Mines Company)
Flagstaff Mine (Mineral Veins Coalition Mining Company)
Frederick Mine (Hellgate Mining Company)
Gad Valley Lower Prospects
Geneva Mine
Grizzly Gulch
Grizzly Mine
Last Chance Prospects (Last Chance Claims; August Johnson Group)
Little Cottonwood Canyon
Little Emma Mine
Little Rose Mine
Louise Mine (Louisa Mine)
Lower Bells Canyon Workings Occurrence
Michigan-Utah Mine (Lavina; Topeka Tunnel; Black Bess Mine; Butte Mine; Cleave Tunnel; Grizzly Tunnel; Regulator; Solitude Tunnel; Darlington)
Montaire Mine
Native Copper Mine
Oxford Mine
Patsey Marley Mine
Peruvian Consolidated Mine
Peruvian Gulch
Rainbow Group Property
Silver Star Occurrence
South Columbus Prospect
South Hecla Mine (Alta United Mines Company; Dwyer Tunnel; Alta-Quincy Tunnel)
Superior Mine (West Toledo Group)
Tanners Flat Mine
Third Chance Mine
Tillite Claims
Toledo Mine (West Toledo Mine; Toledo Shaft)
Tom Moore Tunnel Occurrence
Wasatch Drainage Tunnel Mine (Mineral Vein Coalition Mining Company; Wasatch Mines Company)
West Toledo Mine
White Pine Moly Claims (Little Cottonwood; Gad Valley)
Woodlawn Mine

Latitude: 40°34'49"N
Longitude: 111°39'"W
Decimal Degree (lat, lon): 40.580277777778,-111.65

A	This mineral is Anthropogenic.
G	This mineral is directly dated.
B	This mineral is reported as having this age.
Y	This mineral is using an age reported as an element mineralization period.
O	This mineral is using an age calculated from all data at the locality.
R	The age displayed for this mineral originates from a different, non-child locality.
P	The age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
	This mineral's age has not yet been recorded.

Acanthite	Allophane	Alunite	Amphibole	Aragonite	Arsenic	Baryte	Bournonite	Calcite	Caledonite
Chalcopyrite	Clay	Clinozoisite	Copper	Corundum	Covellite	Enargite	Epidote	Feldspar	Linarite
Ludwigite	Malachite	Meneghinite	Mica	Molybdenite	Natrolite	None	Not in a structural group	Olivine	Prehnite
Pyrite	Pyroxene	Quartz	Rocksalt	Rutile	Sartorite	Scheelite	Sepiolite	Sphalerite	Spinel
Stibnite	Talc	Tetrahedrite	Tyrolite	Vesuvianite	Wollastonite	Wurtzite

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Ag Al As Au B Ba Bi C Ca Cu F Fe H K Mg Mn Mo Na O Pb S Sb Si W Zn

Elements from minerals reported directly at this locality: Al Ca H K Mg Na O Si

Structural Groups for minerals in this locality:
Acanthite Allophane Alunite Amphibole Aragonite Arsenic Baryte Bournonite Calcite Caledonite
Chalcopyrite Clay Clinozoisite Copper Corundum Covellite Enargite Epidote Feldspar Linarite
Ludwigite Malachite Meneghinite Mica Molybdenite Natrolite None Not in a structural group Olivine Prehnite
Pyrite Pyroxene Quartz Rocksalt Rutile Sartorite Scheelite Sepiolite Sphalerite Spinel
Stibnite Talc Tetrahedrite Tyrolite Vesuvianite Wollastonite Wurtzite

68 IMA Minerals at location:

Acanthite ()*	Actinolite ()*	Aikinite ()*	Anglesite ()*	Azurite ()*
Baryte ()*	Beaverite-(Cu) ()*	Bismite ()*	Bismuth ()*	Bismuthinite ()*
Bornite ()*	Bournonite ()*	Calcite ()*	Caledonite ()*	Cerussite ()*
Cervantite ()*	Chalcopyrite ()*	Chrysocolla ()*	Copper ()*	Covellite ()*
Diopside ()*	Dolomite ()*	Dufrénoysite ()*	Enargite ()*	Epidote ()*
Ferrimolybdite ()*	Forsterite ()*	Galena ()*	Gold ()*	Hematite ()*
Hemimorphite ()*	Jamesonite ()*	Krupkaite ()*	Linarite ()*	Ludwigite ()*
Magnetite ()*	Malachite ()*	Massicot ()*	Mesolite ()*	Molybdenite ()*
Muscovite ()*	Orthoclase ()*	Periclase ()*	Plumbojarosite ()*	Powellite ()*
Prehnite ()*	Pyrite ()*	Pyrolusite ()*	Quartz ()*	Rhodochrosite ()*
Scheelite ()*	Sepiolite ()*	Siderite ()*	Smithsonite ()*	Sphalerite ()*
Stephanite ()*	Stibnite ()*	Stolzite ()*	Suanite ()*	Talc ()*
Tetrahedrite-(Zn) ()*	Tremolite ()*	Tungstenite ()*	Tyrolite ()*	Vesuvianite ()*
Wollastonite ()*	Wulfenite ()*	Zoisite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Acanthite ()*	Acanthite	Ag₂S			7	275658,275659,275661,275678,275682,275696,275699	2793
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂			1	275662	3419
Aikinite ()*	Meneghinite	CuPbBiS₃			2	275689,275691	315
Anglesite ()*	Baryte	Pb(SO₄)			4	275678,275691,275692,275696	2734
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂			1	275678	5509
Baryte ()*	Baryte	Ba(SO₄)			2	275658,275679	11547
Beaverite-(Cu) ()*	Alunite	Pb(Fe³⁺₂Cu)(SO₄)₂(OH)₆			2	275661,275670	132
Bismite ()*	None	Bi₂O₃			2	275689,275691	214
Bismuth ()*	Arsenic	Bi			1	275689	1966
Bismuthinite ()*	Stibnite	Bi₂S₃			2	275689,275691	1935
Bornite ()*	None	Cu₅FeS₄			4	275665,275674,275689,275706	5516
Bournonite ()*	Bournonite	CuPbSbS₃			1	275658	1089
Calcite ()*	Calcite	Ca(CO₃)			3	275659,275661,275696	27770
Caledonite ()*	Caledonite	Cu₂Pb₅(SO₄)₃(CO₃)(OH)₆			1	275699	359
Cerussite ()*	Aragonite	Pb(CO₃)			13	275658,275661,275669,275676,275678,275679,275680,275689,275691,275692,275696,275706,275714	4979
Cervantite ()*	None	Sb³⁺Sb⁵⁺O₄			2	275678,275692	352
Chalcopyrite ()*	Chalcopyrite	CuFeS₂			16	275658,275659,275661,275665,275674,275681,275682,275685,275689,275696,275698,275699,275706,275707,275710,275715	27198
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O			2	275678,275692	3531
Copper ()*	Copper	Cu			1	275698	3846
Covellite ()*	Covellite	CuS			1	275691	4165
Diopside ()*	Pyroxene	CaMgSi₂O₆			2	275661,275662	4135
Dolomite ()*	None	CaMg(CO₃)₂			5	275665,275676,275680,275706,275712	9895
Dufrénoysite ()*	Sartorite	Pb₂As₂S₅			2	275682,275699	34
Enargite ()*	Enargite Wurtzite	Cu₃AsS₄			6	275670,275674,275682,275689,275699,275706	910
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)			1	275700	8173
Ferrimolybdite ()*	None	Fe³⁺₂(Mo⁶⁺O₄)₃·7H₂O			1	275687	345
Forsterite ()*	Olivine	Mg₂(SiO₄)			2	275662,275687	1188
Galena ()*	Rocksalt	PbS			24	275658,275659,275661,275668,275669,275673,275674,275676,275677,275678,275679,275681,275685,275689,275691,275692,275694,275696,275701,275702,275706,275707,275712,275713	24243
Gold ()*	Copper	Au			7	275658,275659,275661,275691,275696,275706,275713	30554
Hematite ()*	Corundum	Fe₂O₃			1	275661	14640
Hemimorphite ()*	Not in a structural group	Zn₄(Si₂O₇)(OH)₂·H₂O			4	275661,275678,275679,275696	1689
Jamesonite ()*	None	Pb₄FeSb₆S₁₄			1	275696	784
Krupkaite ()*	Meneghinite	PbCuBi₃S₆			1	275666	80
Linarite ()*	Linarite	CuPb(SO₄)(OH)₂			1	275684	987
Ludwigite ()*	Ludwigite	Mg₂Fe³⁺O₂(BO₃)			4	275689,275696,275705,275706	134
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄			4	275661,275689,275696,275706	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂			7	275659,275661,275665,275678,275685,275692,275696	12537
Massicot ()*	None	PbO			1	275678	202
Mesolite ()*	Natrolite	Na₂Ca₂(Si₉Al₆)O₃₀·8H₂O	36	30	0		425
Molybdenite ()*	Molybdenite	MoS₂			5	275664,275686,275709,275710,275715	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂			1	275681	17380
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	36	30	0		2349
Periclase ()*	Rocksalt	MgO			1	275687	114
Plumbojarosite ()*	Alunite	Pb_0.5Fe³⁺₃(SO₄)₂(OH)₆			6	275661,275669,275679,275689,275696,275706	477
Powellite ()*	Scheelite	Ca(MoO₄)			1	275705	494
Prehnite ()*	Prehnite	Ca₂Al(Si₃Al)O₁₀(OH)₂	36	30	0		1898
Pyrite ()*	Pyrite	FeS₂			17	275658,275661,275664,275669,275673,275674,275678,275679,275680,275689,275692,275701,275702,275706,275707,275710,275713	39462
Pyrolusite ()*	Rutile	MnO₂			3	275678,275692,275696	3106
Quartz ()*	Quartz	SiO₂			7	275659,275661,275678,275696,275702,275707,275713	61156
Rhodochrosite ()*	Calcite	Mn(CO₃)			1	275696	1711
Scheelite ()*	Scheelite	Ca(WO₄)			3	275689,275705,275706	4894
Sepiolite ()*	Sepiolite Clay	Mg₄Si₆O₁₅(OH)₂·6H₂O	36	30	0		241
Siderite ()*	Calcite	Fe(CO₃)			2	275674,275678	6417
Smithsonite ()*	Calcite	Zn(CO₃)			4	275658,275678,275689,275696	2473
Sphalerite ()*	Sphalerite	ZnS			11	275658,275673,275677,275678,275689,275692,275696,275706,275707,275712,275713	21482
Stephanite ()*	None	Ag₅SbS₄			2	275678,275692	586
Stibnite ()*	Stibnite	Sb₂S₃			1	275667	3418
Stolzite ()*	Scheelite	Pb(WO₄)			2	275678,275692	156
Suanite ()*	None	Mg₂B₂O₅			1	275683	16
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂			1	275687	3337
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃			12	275673,275674,275677,275678,275689,275691,275701,275702,275706,275707,275712,275713	5317
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂			3	275661,275662,275687	2562
Tungstenite ()*	Molybdenite	WS₂			2	275678,275692	28
Tyrolite ()*	Tyrolite	Ca₂Cu₉(AsO₄)₄(CO₃)(OH)₈·11H₂O			1	275670	245
Vesuvianite ()*	Vesuvianite	(Ca,Na)₁₉(Al,Mg,Fe)₁₃(SiO₄)₁₀(Si₂O₇)₄(OH,F,O)₁₀			1	275662	1395
Wollastonite ()*	Wollastonite	CaSiO₃			2	275661,275689	1247
Wulfenite ()*	Scheelite	PbMoO₄			10	275661,275670,275671,275678,275679,275682,275692,275696,275699,275716	1655
Zoisite ()*	Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	36	30	0		1025

1 Ages assigned to this locality:

	Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Prioritized?	Sample Source	Sample Num	Run Num	Age from other Locality	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID	Age Notes
	NAVDAT-128448	36	30	33±3					128448						183976	Tanners Flat Mine, Little Cottonwood District (Alta District), Wasatch Mts, Salt Lake Co., Utah, USA		NAVDAT		NAVDAT

Sample	Source Locality	Reference URL
R070616	Emma Mine (Emma Tunnel; Alta United Mines Company), Little Cottonwood District (Alta District), Wasatch Mts, Salt Lake Co., Utah, USA	https://rruff.info/R070616

All locality data graciously provided by mindat.org

All age data...