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:
Aspen District (Roaring Fork District), Pitkin Co., Colorado, USA

Oldest recorded age at locality: 72.3
Youngest recorded age at locality: 52

mindat Locality ID: 30152
mindat URL: http://www.mindat.org/loc-30152.html

Tectonic Settings:

Total number of sublocalities beneath "Aspen District (Roaring Fork District), Pitkin Co., Colorado, USA": 131
Total number of bottom-level sublocalities: 129

Number of Child Localities: 128
Child Localities:
A M & S Group
A-J Tunnel
Alta Argent
Argentum - Juniata Mine (Juniata; Argenta Tunnel; Claims: M. & Y.; Golden Fleece; Lost Smuggler; Jesse C.; Amazon; Oriental; Cameron)
Arkansas Tunnel
Aspen
Aspen Contact Mine (Claims: Tenderfoot; Last Chance; Eureka; River; Lamokin; Annex; Last Chance No. 2; Mollie)
Aspen Mine (Claim: Aspen)
Aspen Mining And Drainage Tunnel (Copperopolis; A. M. & D. Tunnel; Copperopolis; Claims: Aspen Mountain Tunnel Lode No. 1)
Aspen Mining And Smelting Company Mine (Robert Emmett; King Bee)
Aspen Placers
Aspen Wince
Baltic
Baystate
Benedict Pit
Best Friend Mine (Claim: Best Friend)
Bi-Metallic Tunnel
Birmingham
Bonnybel Mine (Claims: Bonnybel; Chloride)
Broadway Shaft
Broadway Tunnel
Brownlime Tunnel
Bushwhacker Mine (Claims: Bushwhacker; Alpine)
Camp Bird Mine (Claims: Camp Bird; Camp Bird M. S.)
Celeste Mine (Claim: Celeste)
Champion Shaft
Clark Tunnel
Compromise Mining Company
Conomara Shaft New
Copperopolis Mine
Cowenhoven Tunnel
D. P. Rohlphing Company
Deep Shaft
Della S. Mine (Ballarat; Fossil Fraction; Della S.; J. C. Johnson; Alpine; Last Chance; General Jackson; Bushwhacker; Claims: Alma M.; Chatfield)
Denver Shaft
Dubuque Tunnel Occurrence
Durant Mine
Durgen Tunnel
Edison Incline
Emma Shaft
Enterprise
Franklin
Free Silver
Golcanda
Good Thunder Shaft
Gravel Pit (MRDS - 10118053)
Great Western
Harkins Tunnel
Harrisburg
Highland Tunnel
Holden
Homestake
Homestead
Hope Mine (Claims: Hope Nos. 1-4; Hope M. S.)
Igneous Tunnel
Iowa Chief Mine (Claim: Iowa Chief)
Iowa Shaft
Jenny Lind
Johnson Tunnel
Justice Mine (Claim: Justice)
Lasalle
Last Dollar Mine (O.K.; Minnie Moore; Claims: Last Dollar)
Late Acquisition Mine (Monarch; Claims: Late Acquisition; Traynor; Hoskins; Iron)
Leadville Mine (Claim: Leadville)
Lease
Lenado
Lenado Exploration
Lime Gulch & Hurricane
Little Annie Mine (Claim: Little Annie)
Little Cloud Tunnel
Little May
Little Nell Shaft
Little Percy Mine (Claim: Little Percy)
Martha Washington
Mary B. Mine (Claim: Mary B. No. 2)
Mayflower Tunnel
Middle Tunnel
Midnight Mine
Millinee
Mineral Farm
Mt Ranger Group
New York Tunnel
Newman Tunnel (Bijou; Keystone; St. Paul; Denver; Claims: La Salle; Harrisburg)
North Tunnel
Old Pioneer Tunnel
Old Shaft
Oriental Gravel Pit
Park Regent Mine (Cascade; Alaska; Tiger; Lizzie; Iowa No. 2; Regent; Siberia; Claims: Park; Joplin No. 2)
Park Tunnel (Mayflower; Claims: Jenny Lind; San Jacinto; Bob Ingersoll; Libbie Bell; Celeste)
Pelland
Percy Lasalle M & Power Company
Pioneer Tunnel
Pride Of Aspen Mine (Claim: Pride Of Aspen)
Pride Of The Hills
Princess Louise Shaft
Red Spruce
Roaring Fork
Robert Emmet
Saint Joe
Saint Paul Shaft
Sam Houston
San Jacinto
Schiller Mine (Schiller Incline; Claim: Schiller)
Section Of Aspen Mining Belt
Silver Bell
Silver Star
Single Jack Group
South Tunnel
Spar Consolidated
Spar Disc
Spar No. 2
Statesman Tunnel
Stillwell Shaft
Teaser
Tilly Shaft (Claim: Tillie)
Tom Gilmore
Tower Durant Tunnel And Dump
Traynor
Unknown Lead (MRDS - 10118664)
Unnamed Zinc - Lead - Silver Prospects (See Last Page; MRDS - 10094583)
Vallejo
Varney Tunnel
Veteran
Visine
Woody Creek
Yankee Tunnel
Yopsie Tunnel
Young Shaft

Latitude: 39°10'50"N
Longitude: 106°48'56"W
Decimal Degree (lat, lon): 39.180555555556,-106.81555555556

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	Aragonite	Baryte	Calcite	Chalcopyrite	Clay	Copper	Epsomite	Fluorite	Malachite
Mica	Minium	None	Not in a structural group	Palygorskite	Phenakite	Polybasite	Pyrite	Quartz	Rocksalt
Sphalerite	Tetrahedrite	Wurtzite

Acanthite ()*	Anglesite ()*	Anhydrite ()*	Baryte ()*	Bornite ()*
Calcite ()*	Cerussite ()*	Chalcopyrite ()*	Cuprite ()*	Dolomite ()*
Galena ()*	Goslarite ()*	Malachite ()*	Minium ()*	Muscovite ()*
Palygorskite ()*	Pearceite ()*	Platinum ()*	Polybasite ()*	Pyrargyrite ()*
Pyrite ()*	Quartz ()*	Siderite ()*	Silver ()*	Smithsonite ()*
Sphalerite ()*	Stromeyerite ()*	Tennantite-(Fe) ()*	Tenorite ()*	Tetrahedrite-(Zn) ()*
Uraninite ()*	Willemite ()*	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 Ba C Ca Cu Fe H K Mg O Pb Pt S Sb Si U Zn

Elements from minerals reported directly at this locality: Ag Al Cu Fe H Mg O Pb Pt S Sb Si

Structural Groups for minerals in this locality:
Acanthite Aragonite Baryte Calcite Chalcopyrite Clay Copper Epsomite Fluorite Malachite
Mica Minium None Not in a structural group Palygorskite Phenakite Polybasite Pyrite Quartz Rocksalt
Sphalerite Tetrahedrite Wurtzite

33 IMA Minerals at location:

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	8	195013,195014,195017,195043,195046,195073,195078,195087	2793
Anglesite ()*	Baryte	Pb(SO₄)	72.3	52	0		2734
Anhydrite ()*	Not in a structural group	Ca(SO₄)	52	52	1	195059	1588
Baryte ()*	Baryte	Ba(SO₄)	52	52	16	195010,195014,195015,195016,195017,195020,195028,195032,195043,195045,195063,195078,195087,195089,195102,195137	11547
Bornite ()*	None	Cu₅FeS₄	72.3	52	0		5516
Calcite ()*	Calcite	Ca(CO₃)	52	52	2	195063,195078	27770
Cerussite ()*	Aragonite	Pb(CO₃)	52	52	3	195015,195016,195073	4979
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	52	52	5	195045,195059,195063,195087,195135	27198
Cuprite ()*	Not in a structural group	Cu₂O	72.3	52	0		2970
Dolomite ()*	None	CaMg(CO₃)₂	52	52	25	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
Galena ()*	Rocksalt	PbS	52	52	11	195014,195015,195020,195032,195043,195045,195063,195073,195078,195087,195124	24243
Goslarite ()*	Epsomite	Zn(SO₄)·7H₂O	52	52	1	195015	188
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	52	52	2	195015,195043	12537
Minium ()*	Minium	Pb²⁺₂Pb⁴⁺O₄	72.3	52	0		247
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	52	52	1	195087	17380
Palygorskite ()*	Palygorskite Clay	(Mg,Al)₂Si₄O₁₀(OH)·4H₂O	72.3	52	0		306
Pearceite ()*	Polybasite	[Ag₉CuS₄][(Ag,Cu)₆(As,Sb)₂S₇]	52	52	1	195014	249
Platinum ()*	Copper	Pt	72.3	52	0		485
Polybasite ()*	Polybasite	[Ag₉CuS₄][(Ag,Cu)₆(Sb,As)₂S₇]	52	52	4	195014,195015,195063,195078	716
Pyrargyrite ()*	None	Ag₃SbS₃	72.3	52	0		1425
Pyrite ()*	Pyrite	FeS₂	52	52	3	195059,195084,195087	39462
Quartz ()*	Quartz	SiO₂	52	52	3	195014,195078,195087	61156
Siderite ()*	Calcite	Fe(CO₃)	52	52	1	195015	6417
Silver ()*	Copper	Ag	52	52	8	195010,195014,195015,195028,195043,195063,195078,195087	5186
Smithsonite ()*	Calcite	Zn(CO₃)	52	52	4	195015,195016,195046,195073	2473
Sphalerite ()*	Sphalerite	ZnS	52	52	16	195014,195015,195016,195017,195018,195032,195043,195046,195063,195072,195073,195078,195087,195097,195102,195129	21482
Stromeyerite ()*	None	CuAgS	52	52	1	195015	332
Tennantite-(Fe) ()*	Tetrahedrite	Cu₆(Cu₄Fe₂)As₄S₁₃	52	52	2	195014,195015	1803
Tenorite ()*	None	CuO	72.3	52	0		1101
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	52	52	3	195015,195032,195043	5317
Uraninite ()*	Fluorite	UO₂	52	52	1	195015	2718
Willemite ()*	Phenakite	Zn₂SiO₄	52	52	1	195015	303
Wurtzite ()*	Wurtzite	ZnS	52	52	1	195015	372

3 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Sample Source	Sample Num	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

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...