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:
Cheyenne District (St. Peters Dome District), El Paso Co., Colorado, USA

Oldest recorded age at locality: 1079
Youngest recorded age at locality: 1075

mindat Locality ID: 112795
mindat URL: http://www.mindat.org/loc-112795.html

Tectonic Settings:

Total number of sublocalities beneath "Cheyenne District (St. Peters Dome District), El Paso Co., Colorado, USA": 25
Total number of bottom-level sublocalities: 24

Number of Child Localities: 21
Child Localities:
Alkayo Tunnel Occurrence (MS 13355; Claim: Alkayo Tunnel)
Blue Bird Mine
Dorothy O Claim
Duffields Deposit (Claims: Hughes Boss; MS 14464; Hughes Boss Shaft And Leyte Open Pit; Leyte; MS 20742)
Eureka Shaft
Hillside Park Claims
Mattie B. Mine (Claims: Mattie B.; MS 20501; Trail; MS 20501; Abe Lincoln; MS 20501)
Park Lodes 1-4 Claims
St Peters Dome
St Peters Dome Fluorite Prospect (Duffields; Leyte; Hughes Boss; Mattie B; Colorado; Cather Springs; Timberline)
St Peters Dome Pegmatite Prospect
St. Peters Dome No. 1 Mine
Stove Mountain Mineral Locality (Cook Stove Mountain Mineral Locality)
Timberline Tunnel (Cather Springs Deposit; Claims: Timberline Nos. 1 And 2; MS 20026)
Trail Mines Prospect (21 Prospect)
Unknown Feldspar (MRDS - 10207677)
Unknown Fluorine - Fluorite - Gold Occurrence (MRDS - 10017794)
Unknown Fluorine - Fluorite Occurrence (MRDS - 10017741)
Unknown Fluorine-Fluorite (MRDS - 10215586)
West Cheyenne Canon
Winfield Scott Stratton

Latitude: 38°45'14"N
Longitude: 104°54'28"W
Decimal Degree (lat, lon): 38.753888888889,-104.90777777778

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.

Amphibole	Aragonite	Astrophyllite	Baryte	Bastnäsite	Beryl	Cancrinite-sodalite	Chalcopyrite	Clay	Columbite
Copper	Coronadite	Corundum	Crichtonite	Feldspar	Fluocerite	Fluorite	Jarlite	Kaolinite	Löllingite
Molybdenite	Monazite	None	Not in a structural group	Olivine	Perovskite	Pyrite	Pyrochlore	Pyroxene	Quartz
Rocksalt	Rutile	Scheelite	Sodalite	Sphalerite	Spinel	Titanite	Topaz	Weberite	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: Al As Au Ba Be C Ca Ce Cr Cu F Fe H K Mg Mn Mo Na Nb O P Pb S Si Sn Th Ti U V Y Zn Zr

Elements from minerals reported directly at this locality: Be Ce F Fe O S Si Ti

Structural Groups for minerals in this locality:
Amphibole Aragonite Astrophyllite Baryte Bastnäsite Beryl Cancrinite-sodalite Chalcopyrite Clay Columbite
Copper Coronadite Corundum Crichtonite Feldspar Fluocerite Fluorite Jarlite Kaolinite Löllingite
Molybdenite Monazite None Not in a structural group Olivine Perovskite Pyrite Pyrochlore Pyroxene Quartz
Rocksalt Rutile Scheelite Sodalite Sphalerite Spinel Titanite Topaz Weberite Zircon

61 IMA Minerals at location:

Aegirine ()*	Albite ()*	Anatase ()*	Anglesite ()*	Arfvedsonite ()*
Astrophyllite ()*	Baryte ()*	Bastnäsite-(Ce) ()*	Bertrandite ()*	Beryl ()*
Calcjarlite ()*	Cassiterite ()*	Cerianite-(Ce) ()*	Cerussite ()*	Chalcopyrite ()*
Columbite-(Fe) ()*	Coronadite ()*	Cryolite ()*	Danalite ()*	Elpasolite ()*
Fayalite ()*	Fluocerite-(Ce) ()*	Fluorite ()*	Galena ()*	Gearksutite ()*
Genthelvite ()*	Gibbsite ()*	Gold ()*	Hematite ()*	Hydrokenoralstonite ()*
Ilmenite ()*	Kaolinite ()*	Kasolite ()*	Laihunite ()*	Löllingite ()*
Magnetite ()*	Massicot ()*	Microcline ()*	Molybdenite ()*	Monazite-(Ce) ()*
Murataite-(Y) ()*	Nacrite ()*	Orthoclase ()*	Pachnolite ()*	Plattnerite ()*
Prosopite ()*	Pyrite ()*	Quartz ()*	Riebeckite ()*	Rutile ()*
Senaite ()*	Sphalerite ()*	Thomsenolite ()*	Thorite ()*	Titanite ()*
Topaz ()*	Uraninite ()*	Weberite ()*	Wulfenite ()*	Xenotime-(Y) ()*
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
Aegirine ()*	Pyroxene	NaFe³⁺Si₂O₆	1079	1075	2	188062,188066	1022
Albite ()*	Feldspar	Na(AlSi₃O₈)	1079	1075	1	188062	8803
Anatase ()*	Not in a structural group	TiO₂	1079	1075	0		2162
Anglesite ()*	Baryte	Pb(SO₄)	1079	1075	1	188062	2734
Arfvedsonite ()*	Amphibole	NaNa₂(Fe²⁺₄Fe³⁺)Si₈O₂₂(OH)₂	1079	1075	1	188066	295
Astrophyllite ()*	Astrophyllite	K₂NaFe²⁺₇Ti₂(Si₄O₁₂)₂O₂(OH)₄F	1079	1075	6	188059,188062,188065,188066,188070,188077	161
Baryte ()*	Baryte	Ba(SO₄)	1079	1075	3	188057,188062,188071	11547
Bastnäsite-(Ce) ()*	Bastnäsite	Ce(CO₃)F	1079	1075	1	188062	304
Bertrandite ()*	Not in a structural group	Be₄Si₂O₇(OH)₂	1079	1075	2	188062,188065	606
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	1079	1075	1	188067	4286
Calcjarlite ()*	Jarlite	Na₂(Ca, )₁₄(Mg, )₂Al₁₂F₆₄(OH)₄	1079	1075	1	188064	2
Cassiterite ()*	Rutile	SnO₂	1079	1075	2	188062,188070	5171
Cerianite-(Ce) ()*	Fluorite	CeO₂	1079	1075	1	188062	94
Cerussite ()*	Aragonite	Pb(CO₃)	1079	1075	1	188062	4979
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1079	1075	3	188062,188070,188071	27198
Columbite-(Fe) ()*	Columbite	Fe²⁺Nb₂O₆	1079	1075	1	188062	518
Coronadite ()*	Coronadite	Pb(Mn⁴⁺₆Mn³⁺₂)O₁₆	1079	1075	1	188062	227
Cryolite ()*	Perovskite	Na₂NaAlF₆	1079	1075	6	188058,188062,188063,188064,188065,188070	50
Danalite ()*	Cancrinite-sodalite Sodalite	Be₃Fe²⁺₄(SiO₄)₃S	1079	1075	0		58
Elpasolite ()*	Perovskite	K₂NaAlF₆	1079	1075	2	188062,188065	16
Fayalite ()*	Olivine	Fe²⁺₂(SiO₄)	1079	1075	2	188062,188070	371
Fluocerite-(Ce) ()*	Fluocerite	CeF₃	1079	1075	0		45
Fluorite ()*	Fluorite	CaF₂	1079	1075	10	188057,188058,188060,188062,188064,188065,188070,188071,188074,188077	9617
Galena ()*	Rocksalt	PbS	1079	1075	6	188057,188060,188062,188064,188070,188071	24243
Gearksutite ()*	None	CaAlF₄(OH)·H₂O	1079	1075	4	188062,188063,188064,188065	68
Genthelvite ()*	Cancrinite-sodalite Sodalite	Be₃Zn₄(SiO₄)₃S	1079	1075	3	188062,188066,188077	60
Gibbsite ()*	None	Al(OH)₃	1079	1075	1	188062	504
Gold ()*	Copper	Au	1079	1075	2	188054,188074	30554
Hematite ()*	Corundum	Fe₂O₃	1079	1075	2	188059,188062	14640
Hydrokenoralstonite ()*	Pyrochlore	₂Al₂F₆(H₂O)	1079	1075	4	188062,188063,188064,188065	56
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	1079	1075	2	188059,188062	5433
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	1079	1075	3	188062,188064,188065	5591
Kasolite ()*	None	Pb(UO₂)(SiO₄)·H₂O	1079	1075	1	188062	198
Laihunite ()*	None	(Fe³⁺,Fe²⁺, )₂(SiO₄)	1079	1075	1	188062	15
Löllingite ()*	Löllingite	FeAs₂	1079	1075	1	188062	762
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1079	1075	1	188056	14899
Massicot ()*	None	PbO	1079	1075	1	188062	202
Microcline ()*	Feldspar	K(AlSi₃O₈)	1079	1075	5	188058,188062,188064,188065,188066	4924
Molybdenite ()*	Molybdenite	MoS₂	1079	1075	1	188062	5800
Monazite-(Ce) ()*	Monazite	Ce(PO₄)	1079	1075	1	188062	945
Murataite-(Y) ()*	None	(Y,Na)₆Zn(Zn,Fe³⁺)₄(Ti,Nb,Na)₁₂O₂₉(O,F,OH)₁₀F₄	1079	1075	2	188062,188066	2
Nacrite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	1079	1075	3	188058,188062,188065	112
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	1079	1075	1	188077	2349
Pachnolite ()*	None	NaCaAlF₆·H₂O	1079	1075	5	188058,188062,188063,188064,188065	18
Plattnerite ()*	Rutile	PbO₂	1079	1075	1	188062	158
Prosopite ()*	None	CaAl₂F₄(OH)₄	1079	1075	4	188062,188063,188064,188065	39
Pyrite ()*	Pyrite	FeS₂	1079	1075	2	188062,188071	39462
Quartz ()*	Quartz	SiO₂	1079	1075	10	188057,188058,188059,188060,188062,188064,188065,188066,188071,188077	61156
Riebeckite ()*	Amphibole	Na₂(Fe²⁺₃Fe³⁺₂)Si₈O₂₂(OH)₂	1079	1075	5	188058,188062,188065,188066,188070	375
Rutile ()*	Rutile	TiO₂	1079	1075	7	188058,188059,188062,188065,188066,188070,188077	5614
Senaite ()*	Crichtonite	Pb(Mn,Y,U)(Fe,Zn)₂(Ti,Fe,Cr,V)₁₈(O,OH)₃₈	1079	1075	1	188066	28
Sphalerite ()*	Sphalerite	ZnS	1079	1075	5	188057,188060,188062,188070,188071	21482
Thomsenolite ()*	None	NaCaAlF₆·H₂O	1079	1075	5	188058,188062,188063,188064,188065	23
Thorite ()*	Zircon	Th(SiO₄)	1079	1075	4	188062,188066,188070,188072	1006
Titanite ()*	Titanite	CaTi(SiO₄)O	1079	1075	1	188070	4899
Topaz ()*	Topaz	Al₂SiO₄F₂	1079	1075	2	188062,188070	1476
Uraninite ()*	Fluorite	UO₂	1079	1075	1	188056	2718
Weberite ()*	Weberite	Na₂MgAlF₇	1079	1075	2	188058,188065	13
Wulfenite ()*	Scheelite	PbMoO₄	1079	1075	1	188062	1655
Xenotime-(Y) ()*	Zircon	Y(PO₄)	1079	1075	3	188062,188066,188070	939
Zircon ()*	Zircon	Zr(SiO₄)	1079	1075	6	188058,188062,188064,188065,188066,188070	5251

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
	Bradley_2012_132	1079	1075	1077±2	Ar/Ar						Yes				3668	Pikes Peak, El Paso Co., Colorado, USA	Pike's Peak	McCauley and Bradley (2014)	10.3749/canmin.52.2.183	CM52_183

All locality data graciously provided by mindat.org

All age data...