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:
Pitkin Co., Colorado, USA

Oldest recorded age at locality: 1419.6
Youngest recorded age at locality: 23.8

mindat Locality ID: 24237
mindat URL: http://www.mindat.org/loc-24237.html

Tectonic Settings:

Total number of sublocalities beneath "Pitkin Co., Colorado, USA": 221
Total number of bottom-level sublocalities: 205

Number of Child Localities: 31
Child Localities:
Ashcroft
Aspen District (Roaring Fork District)
Avalanche District
Carbondale
Carter & Morman Tunnels Prospect
Columbia District
Cunningham Tunnel Prospect
Dutch Creek Coal Mine
Elk Mts
Frying Pan District
Galena Bell & Lincoln Pride
Gold Hill Tunnel (Gold Star Tunnel)
Gravel Pit (MRDS - 10143180)
Gravel Pit (MRDS - 10167500)
Gravel Pit (MRDS - 10239927)
Hayden Peak
Hemann - Woody Creek
Jaffee Pit
Lenado District
Lincoln District (Lincoln Gulch District; Ruby District)
Maroon Peak Area
Snowmass
Snowmass Area
Snowmass Creek Area
T-C Aggregates
Unknown Lead (MRDS - 10118593)
Unknown Lead (MRDS - 10191130)
Unknown Lead (MRDS - 10215590)
Unknown Lead (MRDS - 10264927)
West Maroon Pass Area
White Rock Granodiorite

Latitude: 39°11'36"N
Longitude: 106°56'12"W
Decimal Degree (lat, lon): 39.193333333333,-106.93666666667

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	Allanite	Aragonite	Arsenopyrite	Autunite	Baryte	Braunite	Calcite	Chalcopyrite	Clay
Clinozoisite	Columbite	Copper	Corundum	Covellite	Diaspore	Epidote	Epsomite	Feldspar	Fluorite
Garnet	Halotrichite	Iron	Kaolinite	Malachite	Mica	Minium	Molybdenite	Monazite	Natrolite
None	Not in a structural group	Palygorskite	Phenakite	Polybasite	Pyrite	Pyroxene	Quartz	Rocksalt	Rutile
Scapolite	Smectite-vermiculite	Sphalerite	Spinel	Tetrahedrite	Vesuvianite	Wollastonite	Wurtzite	Zircon

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 Ba C Ca Cd Ce Cl Cu F Fe H K Mg Mn Mo Na Nb O P Pb Pt S Sb Si Ta Ti U V Y Zn Zr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Acanthite Allanite Aragonite Arsenopyrite Autunite Baryte Braunite Calcite Chalcopyrite Clay
Clinozoisite Columbite Copper Corundum Covellite Diaspore Epidote Epsomite Feldspar Fluorite
Garnet Halotrichite Iron Kaolinite Malachite Mica Minium Molybdenite Monazite Natrolite
None Not in a structural group Palygorskite Phenakite Polybasite Pyrite Pyroxene Quartz Rocksalt Rutile
Scapolite Smectite-vermiculite Sphalerite Spinel Tetrahedrite Vesuvianite Wollastonite Wurtzite Zircon

74 IMA Minerals at location:

Acanthite ()*	Alabandite ()*	Albite ()*	Allanite-(Ce) ()*	Anglesite ()*
Anhydrite ()*	Arsenopyrite ()*	Autunite ()*	Baryte ()*	Bornite ()*
Braunite ()*	Calcite ()*	Cerussite ()*	Chalcocite ()*	Chalcopyrite ()*
Chlorargyrite ()*	Copper ()*	Covellite ()*	Cuprite ()*	Diopside ()*
Dolomite ()*	Epidote ()*	Fluorite ()*	Galena ()*	Goethite ()*
Gold ()*	Goslarite ()*	Greenockite ()*	Grossular ()*	Halotrichite ()*
Hematite ()*	Hemimorphite ()*	Iron ()*	Kaolinite ()*	Laumontite ()*
Maghemite ()*	Magnetite ()*	Malachite ()*	Marialite ()*	Microcline ()*
Minium ()*	Molybdenite ()*	Monazite-(Ce) ()*	Montmorillonite ()*	Muscovite ()*
Natrolite ()*	Orthoclase ()*	Palygorskite ()*	Pearceite ()*	Platinum ()*
Polybasite ()*	Polycrase-(Y) ()*	Pyrargyrite ()*	Pyrite ()*	Pyrolusite ()*
Quartz ()*	Roscoelite ()*	Siderite ()*	Silver ()*	Smithsonite ()*
Sphalerite ()*	Stromeyerite ()*	Tennantite-(Fe) ()*	Tenorite ()*	Tetrahedrite-(Zn) ()*
Torbernite ()*	Uraninite ()*	Uranopolycrase ()*	Vermiculite ()*	Vesuvianite ()*
Willemite ()*	Wollastonite ()*	Wurtzite ()*	Zircon ()*

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	52	52	11	195007,195013,195014,195017,195043,195046,195073,195078,195087,195140,195143	2793
Alabandite ()*	Rocksalt	MnS			1	195211	312
Albite ()*	Feldspar	Na(AlSi₃O₈)			1	195172	8803
Allanite-(Ce) ()*	Allanite Epidote	CaCe(Al₂Fe²⁺)[Si₂O₇][SiO₄]O(OH)			1	195155	706
Anglesite ()*	Baryte	Pb(SO₄)	72.3	52	2	195007,195198	2734
Anhydrite ()*	Not in a structural group	Ca(SO₄)	52	52	1	195059	1588
Arsenopyrite ()*	Arsenopyrite	FeAsS			1	195165	9052
Autunite ()*	Autunite	Ca(UO₂)₂(PO₄)₂·10-12H₂O			1	195174	1272
Baryte ()*	Baryte	Ba(SO₄)	52	23.8	22	195010,195014,195015,195016,195017,195020,195028,195032,195043,195045,195063,195078,195087,195089,195102,195137,195156,195163,195168,195194,195199,195213	11547
Bornite ()*	None	Cu₅FeS₄	72.3	52	3	195007,195140,195217	5516
Braunite ()*	Braunite	Mn²⁺Mn³⁺₆O₈(SiO₄)			1	195213	483
Calcite ()*	Calcite	Ca(CO₃)	52	23.8	10	195007,195063,195078,195156,195163,195187,195192,195207,195213,195223	27770
Cerussite ()*	Aragonite	Pb(CO₃)	52	52	7	195007,195015,195016,195073,195140,195156,195157	4979
Chalcocite ()*	None	Cu₂S			1	195217	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	52	23.8	15	195045,195059,195063,195087,195135,195156,195163,195183,195195,195196,195197,195198,195199,195217,195225	27198
Chlorargyrite ()*	Rocksalt	AgCl			2	195156,195157	1382
Copper ()*	Copper	Cu			1	195196	3846
Covellite ()*	Covellite	CuS			2	195140,195198	4165
Cuprite ()*	Not in a structural group	Cu₂O	72.3	52	4	195007,195156,195157,195196	2970
Diopside ()*	Pyroxene	CaMgSi₂O₆			2	195172,195226	4135
Dolomite ()*	None	CaMg(CO₃)₂	52	52	26	195007,195011,195014,195015,195016,195017,195025,195028,195032,195033,195034,195043,195046,195059,195069,195071,195072,195073,195082,195084,195092,195097,195098,195112,195124,195135	9895
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	36.3	23.8	2	195172,195192	8173
Fluorite ()*	Fluorite	CaF₂			1	195214	9617
Galena ()*	Rocksalt	PbS	52	52	17	195007,195014,195015,195020,195032,195043,195045,195063,195073,195078,195087,195124,195140,195163,195191,195199,195212	24243
Goethite ()*	Diaspore	FeO(OH)			3	195155,195187,195225	7437
Gold ()*	Copper	Au	36.3	23.8	3	195195,195197,195206	30554
Goslarite ()*	Epsomite	Zn(SO₄)·7H₂O	52	52	1	195015	188
Greenockite ()*	Wurtzite	CdS			1	195191	717
Grossular ()*	Garnet	Ca₃Al₂(SiO₄)₃			1	195214	1544
Halotrichite ()*	Halotrichite	Fe²⁺Al₂(SO₄)₄·22H₂O			1	195167	409
Hematite ()*	Corundum	Fe₂O₃			5	195006,195142,195156,195207,195225	14640
Hemimorphite ()*	Not in a structural group	Zn₄(Si₂O₇)(OH)₂·H₂O			1	195191	1689
Iron ()*	Iron	Fe			1	195170	1089
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	36.3	23.8	1	195192	5591
Laumontite ()*	Not in a structural group	CaAl₂Si₄O₁₂·4H₂O	36.3	23.8	1	195192	1271
Maghemite ()*	Spinel	(Fe³⁺_0.67 _0.33)Fe³⁺₂O₄			1	195225	229
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄			7	195154,195156,195167,195168,195187,195217,195225	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	52	52	4	195015,195043,195183,195198	12537
Marialite ()*	Scapolite	Na₄Al₃Si₉O₂₄Cl			1	195172	139
Microcline ()*	Feldspar	K(AlSi₃O₈)			2	195155,195213	4924
Minium ()*	Minium	Pb²⁺₂Pb⁴⁺O₄	72.3	52	1	195007	247
Molybdenite ()*	Molybdenite	MoS₂	33.7	23.8	3	195193,195194,195225	5800
Monazite-(Ce) ()*	Monazite	Ce(PO₄)			1	195155	945
Montmorillonite ()*	Clay Smectite-vermiculite	(Na,Ca)_0.3(Al,Mg)₂Si₄O₁₀(OH)₂·nH₂O	36.3	23.8	1	195192	1508
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	52	23.8	3	195087,195192,195213	17380
Natrolite ()*	Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O			1	195172	1236
Orthoclase ()*	Feldspar	K(AlSi₃O₈)			1	195223	2349
Palygorskite ()*	Palygorskite Clay	(Mg,Al)₂Si₄O₁₀(OH)·4H₂O	72.3	52	1	195007	306
Pearceite ()*	Polybasite	[Ag₉CuS₄][(Ag,Cu)₆(As,Sb)₂S₇]	52	52	1	195014	249
Platinum ()*	Copper	Pt	72.3	52	1	195007	485
Polybasite ()*	Polybasite	[Ag₉CuS₄][(Ag,Cu)₆(Sb,As)₂S₇]	52	23.8	5	195014,195015,195063,195078,195194	716
Polycrase-(Y) ()*	Columbite	Y(Ti,Nb)₂(O,OH)₆			1	195154	121
Pyrargyrite ()*	None	Ag₃SbS₃	72.3	23.8	3	195007,195194,195198	1425
Pyrite ()*	Pyrite	FeS₂	52	23.8	16	195007,195059,195084,195087,195156,195163,195187,195193,195194,195195,195196,195197,195198,195199,195217,195225	39462
Pyrolusite ()*	Rutile	MnO₂			1	195160	3106
Quartz ()*	Quartz	SiO₂	52	23.8	19	195014,195078,195087,195154,195155,195156,195163,195183,195187,195193,195194,195195,195197,195198,195199,195207,195213,195214,195223	61156
Roscoelite ()*	Mica	KV³⁺₂(Si₃Al)O₁₀(OH)₂			1	195207	253
Siderite ()*	Calcite	Fe(CO₃)	52	52	3	195015,195156,195168	6417
Silver ()*	Copper	Ag	52	23.8	10	195010,195014,195015,195028,195043,195063,195078,195087,195195,195197	5186
Smithsonite ()*	Calcite	Zn(CO₃)	52	52	4	195015,195016,195046,195073	2473
Sphalerite ()*	Sphalerite	ZnS	52	52	21	195007,195014,195015,195016,195017,195018,195032,195043,195046,195063,195072,195073,195078,195087,195097,195102,195129,195163,195198,195199,195212	21482
Stromeyerite ()*	None	CuAgS	52	52	3	195015,195140,195143	332
Tennantite-(Fe) ()*	Tetrahedrite	Cu₆(Cu₄Fe₂)As₄S₁₃	52	52	2	195014,195015	1803
Tenorite ()*	None	CuO	72.3	52	1	195007	1101
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	52	52	4	195007,195015,195032,195043	5317
Torbernite ()*	None	Cu(UO₂)₂(PO₄)₂·12H₂O			1	195174	1059
Uraninite ()*	Fluorite	UO₂	52	52	2	195015,195155	2718
Uranopolycrase ()*	Columbite	UTi₂O₆			1	195155	13
Vermiculite ()*	Clay Smectite-vermiculite	Mg_0.7(Mg,Fe,Al)₆(Si,Al)₈O₂₀(OH)₄·8H₂O	36.3	23.8	1	195192	652
Vesuvianite ()*	Vesuvianite	(Ca,Na)₁₉(Al,Mg,Fe)₁₃(SiO₄)₁₀(Si₂O₇)₄(OH,F,O)₁₀			1	195226	1395
Willemite ()*	Phenakite	Zn₂SiO₄	52	52	1	195015	303
Wollastonite ()*	Wollastonite	CaSiO₃			1	195225	1247
Wurtzite ()*	Wurtzite	ZnS	52	52	1	195015	372
Zircon ()*	Zircon	Zr(SiO₄)			2	195154,195217	5251

18 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Sample Source	Sample Num	Dated Mineral	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference ID
sedznpb-00444	52	52	52					30152	Aspen District (Roaring Fork District), Pitkin Co., Colorado, USA	Aspen	Singer et al. (2009)	USGSOFR2009-1252
NAVDAT-1648	72.3	67.7	70±2.3		biotite	1648		118131	Single Jack Group, Aspen District (Roaring Fork District), Pitkin Co., Colorado, USA		NAVDAT	NAVDAT
NAVDAT-1649	69.6	65.2	67.4±2.2		biotite	1649		118131	Single Jack Group, Aspen District (Roaring Fork District), Pitkin Co., Colorado, USA		NAVDAT	NAVDAT
USGS-U-Th-Pb-01760_206_238	1325.4	1275.4	1300.4±25	206_238	zircon		Zircon	118025	Cunningham Tunnel Prospect, Pitkin Co., Colorado, USA		USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01760_207_206	1419.6	1389.6	1404.6±15	207_206	zircon		Zircon	118025	Cunningham Tunnel Prospect, Pitkin Co., Colorado, USA		USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01760_207_235	1380.3	1300.3	1340.3±40	207_235	zircon		Zircon	118025	Cunningham Tunnel Prospect, Pitkin Co., Colorado, USA		USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01761_206_238	1355.2	1305.2	1330.2±25	206_238	zircon		Zircon	118025	Cunningham Tunnel Prospect, Pitkin Co., Colorado, USA		USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01761_207_206	1381.8	1351.8	1366.8±15	207_206	zircon		Zircon	118025	Cunningham Tunnel Prospect, Pitkin Co., Colorado, USA		USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01761_207_235	1384.3	1304.3	1344.3±40	207_235	zircon		Zircon	118025	Cunningham Tunnel Prospect, Pitkin Co., Colorado, USA		USGS-U-Th-Pb	USGS-U-Th-Pb
NAVDAT-67124	33.7	23.8	28.75±4.95			67124		158688	Grizzly Gulch, Lincoln District (Lincoln Gulch District; Ruby District), Pitkin Co., Colorado, USA		NAVDAT	NAVDAT
NAVDAT-67127	33.7	23.8	28.75±4.95			67127		158688	Grizzly Gulch, Lincoln District (Lincoln Gulch District; Ruby District), Pitkin Co., Colorado, USA		NAVDAT	NAVDAT
NAVDAT-67128	33.7	23.8	28.75±4.95			67128		158688	Grizzly Gulch, Lincoln District (Lincoln Gulch District; Ruby District), Pitkin Co., Colorado, USA		NAVDAT	NAVDAT
NAVDAT-67118	33.7	23.8	28.75±4.95			67118		118064	Independence Mine (Gatton; MS 1422; Claims: Independence; MS 1421; Mammoth; MS 1424; Dolly Varden; MS 1423), Lincoln District (Lincoln Gulch District; Ruby District), Pitkin Co., Colorado, USA		NAVDAT	NAVDAT
NAVDAT-67156	33.7	23.8	28.75±4.95			67156		118064	Independence Mine (Gatton; MS 1422; Claims: Independence; MS 1421; Mammoth; MS 1424; Dolly Varden; MS 1423), Lincoln District (Lincoln Gulch District; Ruby District), Pitkin Co., Colorado, USA		NAVDAT	NAVDAT
NAVDAT-67157	33.7	23.8	28.75±4.95			67157		118064	Independence Mine (Gatton; MS 1422; Claims: Independence; MS 1421; Mammoth; MS 1424; Dolly Varden; MS 1423), Lincoln District (Lincoln Gulch District; Ruby District), Pitkin Co., Colorado, USA		NAVDAT	NAVDAT
NAVDAT-67158	33.7	23.8	28.75±4.95			67158		118064	Independence Mine (Gatton; MS 1422; Claims: Independence; MS 1421; Mammoth; MS 1424; Dolly Varden; MS 1423), Lincoln District (Lincoln Gulch District; Ruby District), Pitkin Co., Colorado, USA		NAVDAT	NAVDAT
NAVDAT-67159	33.7	23.8	28.75±4.95			67159		118064	Independence Mine (Gatton; MS 1422; Claims: Independence; MS 1421; Mammoth; MS 1424; Dolly Varden; MS 1423), Lincoln District (Lincoln Gulch District; Ruby District), Pitkin Co., Colorado, USA		NAVDAT	NAVDAT
NAVDAT-67160	36.3	29.7	33±3.3			67160		118064	Independence Mine (Gatton; MS 1422; Claims: Independence; MS 1421; Mammoth; MS 1424; Dolly Varden; MS 1423), Lincoln District (Lincoln Gulch District; Ruby District), Pitkin Co., Colorado, USA		NAVDAT	NAVDAT

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...