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:
Horseshoe Basin District, Park Co., Colorado, USA

mindat Locality ID: 50069
mindat URL: http://www.mindat.org/loc-50069.html

Tectonic Settings:

Total number of sublocalities beneath "Horseshoe Basin District, Park Co., Colorado, USA": 87
Total number of bottom-level sublocalities: 86

Number of Child Localities: 86
Child Localities:
Aetna
Allegheny Placer
Alma No. 1 Occurrence
Alma Placer & Leaching Plant (Alma Placer)
American Flag
Apex
Badger Boy Shaft
Barco
Black Cloud Group
Blanchard
Butte Tunnel
Can Epps Placer
Carey Placer
Clipper Lower; Middle; Upper
Copper King Prospect
Cornish Wall
Dauntless Mine (Dauntless Tunnel)
Dempsey
Disberger
Dyer Placer
East London
Evening Star
Fanny No. 1; No. 2; No. 3; No. 4 (Fanny Barret Mine)
Fraction
Gold Fern
Golden (Golden Eagle)
Gravel Pit (MRDS - 10142827)
Gravel Pit (MRDS - 10143312)
Gravel Pit (MRDS - 10232068)
Great West
Greenfield Tunnel
Hall Placer
Havighorst Tunnel
Henry D
Hill Top Mine
Horseshoe Claims
Howbert
Hungry Five Mine
Imperial
Joe Dandy
John Reed
Jones Rl Mining Claims
Key Mine
Kidnap Shaft
Kivari No. 1
Last Chance
Little Joe (Little J)
Lower Baltic
Lulu Ibex
Maumee
McDonald
Michigan Mine
Miller And Sheldon Placers
Miller Shaft
Morrison Mine
Mosher Shaft
Mudsill Mine
Oliver Twist Tunnel (Oliver Twist Shaft)
Ophir Mine
Orphan Boy Placer
Ovens No. 1; No. 2
Parnell
Pawnee
Peerless Mine (Peerless Maud)
Pennsylvania Tunnel
Peru Creek
Red Cross
Revenue Mine
Riche Shaft
Rob Roy Shaft
Ruby
Security Mine
Smith Tunnel
Spar Mine
SS Tunnel
Troy
Unknown Clay - Fire (Refractory) Occurrence (MRDS - 10016043)
Unknown Gold Occurrence (MRDS - 10091018)
Unknown Lead (MRDS - 10117905)
Unknown Uranium (MRDS - 10143456)
Unknown Uranium (MRDS - 10167475)
Unknown Uranium (MRDS - 10215134)
Upper Baltic Shaft
Upper Ovens Tunnel
Venture
Vienna

Latitude: 39°15'47"N
Longitude: 106°7'49"W
Decimal Degree (lat, lon): 39.263055555556,-106.13027777778

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	Alunite	Amorphous	Amphibole	Aragonite	Autunite	Baryte	Brochantite	Calcite	Chalcanthite
Chalcopyrite	Clay	Copper	Cyanotrichite	Descloizite	Feldspar	Kaolinite	Malachite	None	Not in a structural group
Pyrite	Quartz	Rocksalt	Scheelite	Sphalerite	Stannite	Tetrahedrite	Tridymite	Zircon

Acanthite ()*	Actinolite ()*	Anglesite ()*	Anthophyllite ()*	Aurichalcite ()*
Autunite ()*	Azurite ()*	Baryte ()*	Beaverite-(Cu) ()*	Bornite ()*
Brochantite ()*	Calcite ()*	Cerussite ()*	Chalcanthite ()*	Chalcopyrite ()*
Chlorargyrite ()*	Cuprite ()*	Cyanotrichite ()*	Descloizite ()*	Dolomite ()*
Freibergite ()*	Galena ()*	Gold ()*	Hemimorphite ()*	Hydrozincite ()*
Ice ()*	Kaolinite ()*	Kyanite ()*	Luzonite ()*	Malachite ()*
Mcguinnessite ()*	Microcline ()*	Pyrite ()*	Quartz ()*	Sillimanite ()*
Silver ()*	Smithsonite ()*	Sphalerite ()*	Tennantite-(Fe) ()*	Tetrahedrite-(Zn) ()*
Wulfenite ()*	Xenotime-(Y) ()*	Zincrosasite ()*

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 Cl Cu Fe H K Mg Mo O P Pb S Sb Si U V Y Zn

Elements from minerals reported directly at this locality: C H O Zn

Structural Groups for minerals in this locality:
Acanthite Alunite Amorphous Amphibole Aragonite Autunite Baryte Brochantite Calcite Chalcanthite
Chalcopyrite Clay Copper Cyanotrichite Descloizite Feldspar Kaolinite Malachite None Not in a structural group
Pyrite Quartz Rocksalt Scheelite Sphalerite Stannite Tetrahedrite Tridymite Zircon

43 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Acanthite ()*	Acanthite	Ag₂S	1	194696	2793
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	1	194676	3419
Anglesite ()*	Baryte	Pb(SO₄)	2	194697,194718	2734
Anthophyllite ()*	Amphibole	Mg₂Mg₅Si₈O₂₂(OH)₂	1	194676	718
Aurichalcite ()*	None	(Zn,Cu)₅(CO₃)₂(OH)₆	2	194678,194696	919
Autunite ()*	Autunite	Ca(UO₂)₂(PO₄)₂·10-12H₂O	1	194707	1272
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂	3	194696,194718,194725	5509
Baryte ()*	Baryte	Ba(SO₄)	1	194718	11547
Beaverite-(Cu) ()*	Alunite	Pb(Fe³⁺₂Cu)(SO₄)₂(OH)₆	1	194696	132
Bornite ()*	None	Cu₅FeS₄	1	194676	5516
Brochantite ()*	Brochantite	Cu₄(SO₄)(OH)₆	1	194696	1633
Calcite ()*	Calcite	Ca(CO₃)	2	194678,194718	27770
Cerussite ()*	Aragonite	Pb(CO₃)	4	194678,194696,194718,194725	4979
Chalcanthite ()*	Chalcanthite	Cu(SO₄)·5H₂O	1	194726	925
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	2	194676,194718	27198
Chlorargyrite ()*	Rocksalt	AgCl	1	194696	1382
Cuprite ()*	Not in a structural group	Cu₂O	1	194696	2970
Cyanotrichite ()*	Cyanotrichite	Cu₄Al₂(SO₄)(OH)₁₂(H₂O)₂	1	194696	179
Descloizite ()*	Descloizite	PbZn(VO₄)(OH)	1	194696	378
Dolomite ()*	None	CaMg(CO₃)₂	2	194696,194718	9895
Freibergite ()*	Tetrahedrite	Ag₆[Cu₄Fe₂]Sb₄S₁₂	1	194696	663
Galena ()*	Rocksalt	PbS	2	194696,194718	24243
Gold ()*	Copper	Au	1	194747	30554
Hemimorphite ()*	Not in a structural group	Zn₄(Si₂O₇)(OH)₂·H₂O	1	194696	1689
Hydrozincite ()*	None	Zn₅(CO₃)₂(OH)₆	0		1066
Ice ()*	Amorphous Tridymite	H₂O	1	194720	59
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	1	194718	5591
Kyanite ()*	Not in a structural group	Al₂OSiO₄	1	194728	1507
Luzonite ()*	Stannite Sphalerite	Cu₃AsS₄	1	194718	198
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	3	194678,194718,194725	12537
Mcguinnessite ()*	Malachite	CuMg(CO₃)(OH)₂	1	194696	34
Microcline ()*	Feldspar	K(AlSi₃O₈)	1	194676	4924
Pyrite ()*	Pyrite	FeS₂	2	194696,194718	39462
Quartz ()*	Quartz	SiO₂	7	194676,194694,194696,194717,194718,194719,194747	61156
Sillimanite ()*	Not in a structural group	Al₂SiO₅	1	194728	1516
Silver ()*	Copper	Ag	1	194696	5186
Smithsonite ()*	Calcite	Zn(CO₃)	2	194678,194696	2473
Sphalerite ()*	Sphalerite	ZnS	1	194718	21482
Tennantite-(Fe) ()*	Tetrahedrite	Cu₆(Cu₄Fe₂)As₄S₁₃	1	194718	1803
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	1	194696	5317
Wulfenite ()*	Scheelite	PbMoO₄	1	194696	1655
Xenotime-(Y) ()*	Zircon	Y(PO₄)	1	194728	939
Zincrosasite ()*	Malachite	(Zn,Cu)₂(CO₃)(OH)₂	1	194696	28

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...