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

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

mindat Locality ID: 3588
mindat URL: http://www.mindat.org/loc-3588.html

Tectonic Settings:

Total number of sublocalities beneath "Aspen, Aspen District (Roaring Fork District), Pitkin Co., Colorado, USA": 2
Total number of bottom-level sublocalities: 2

Number of Child Localities: 2
Child Localities:
Mollie Gibson Mine (Molly Gibson Mine)
Smuggler Mine (I. X. L.; Leadville; Trueworthy; Glendale; Arkansaw; Ground Hog; Accident; Williams Ranch; General Jackson; Claims: Smuggler; Emma; Smuggler - Durant; Silver Brick)

Latitude: 39°11'32"N
Longitude: 106°48'26"W
Decimal Degree (lat, lon): 39.192222222222,-106.80722222222

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	Copper	Epsomite	Fluorite	Malachite	None	Phenakite
Polybasite	Quartz	Rocksalt	Sphalerite	Tetrahedrite	Wurtzite

Acanthite ()*	Baryte ()*	Cerussite ()*	Dolomite ()*	Galena ()*
Goslarite ()*	Malachite ()*	Pearceite ()*	Polybasite ()*	Quartz ()*
Siderite ()*	Silver ()*	Smithsonite ()*	Sphalerite ()*	Stromeyerite ()*
Tennantite-(Fe) ()*	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 As Ba C Ca Cu Fe H Mg O Pb S Sb Si U Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Acanthite Aragonite Baryte Calcite Copper Epsomite Fluorite Malachite None Phenakite
Polybasite Quartz Rocksalt Sphalerite Tetrahedrite Wurtzite

20 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	1	195014	2793
Baryte ()*	Baryte	Ba(SO₄)	52	52	2	195014,195015	11547
Cerussite ()*	Aragonite	Pb(CO₃)	52	52	1	195015	4979
Dolomite ()*	None	CaMg(CO₃)₂	52	52	2	195014,195015	9895
Galena ()*	Rocksalt	PbS	52	52	2	195014,195015	24243
Goslarite ()*	Epsomite	Zn(SO₄)·7H₂O	52	52	1	195015	188
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	52	52	1	195015	12537
Pearceite ()*	Polybasite	[Ag₉CuS₄][(Ag,Cu)₆(As,Sb)₂S₇]	52	52	1	195014	249
Polybasite ()*	Polybasite	[Ag₉CuS₄][(Ag,Cu)₆(Sb,As)₂S₇]	52	52	2	195014,195015	716
Quartz ()*	Quartz	SiO₂	52	52	1	195014	61156
Siderite ()*	Calcite	Fe(CO₃)	52	52	1	195015	6417
Silver ()*	Copper	Ag	52	52	2	195014,195015	5186
Smithsonite ()*	Calcite	Zn(CO₃)	52	52	1	195015	2473
Sphalerite ()*	Sphalerite	ZnS	52	52	2	195014,195015	21482
Stromeyerite ()*	None	CuAgS	52	52	1	195015	332
Tennantite-(Fe) ()*	Tetrahedrite	Cu₆(Cu₄Fe₂)As₄S₁₃	52	52	2	195014,195015	1803
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	52	52	1	195015	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

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
	sedznpb-00444	52	52	52							Yes				30152	Aspen District (Roaring Fork District), Pitkin Co., Colorado, USA	Aspen	Singer et al. (2009)		USGSOFR2009-1252

All locality data graciously provided by mindat.org

All age data...