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:
Black Cloud Mine (Resurrection Mine 0080650339; Yak Tunnel; Leadville Unit; Irene Shaft), Iowa Gulch, Leadville, Leadville District, Lake Co., Colorado, USA

Oldest recorded age at locality: 41.3
Youngest recorded age at locality: 37.9

mindat Locality ID: 3646
mindat URL: http://www.mindat.org/loc-3646.html

Tectonic Settings:

Total number of sublocalities beneath "Black Cloud Mine (Resurrection Mine 0080650339; Yak Tunnel; Leadville Unit; Irene Shaft), Iowa Gulch, Leadville, Leadville District, Lake Co., Colorado, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 39°13'31"N
Longitude: 106°13'25"W
Decimal Degree (lat, lon): 39.225277777778,-106.22361111111

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.

Aragonite	Baryte	Calcite	Chalcopyrite	Copper	Digenite	Marcasite	Nickeline	None	Pyrite
Quartz	Rocksalt	Sphalerite	Wurtzite

Baryte ()*	Calcite ()*	Cerussite ()*	Chalcopyrite ()*	Digenite ()*
Dolomite ()*	Galena ()*	Gold ()*	Graphite ()*	Marcasite ()*
Matildite ()*	Pyrite ()*	Pyrrhotite ()*	Quartz ()*	Siderite ()*
Sphalerite ()*	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 Au Ba Bi C Ca Cu Fe Mg O Pb S Si Zn

Elements from minerals reported directly at this locality: Ag Au Ba Bi C Ca Cu Fe Mg O Pb S Si Zn

Structural Groups for minerals in this locality:
Aragonite Baryte Calcite Chalcopyrite Copper Digenite Marcasite Nickeline None Pyrite
Quartz Rocksalt Sphalerite Wurtzite

17 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Baryte ()*	Baryte	Ba(SO₄)	41.3	37.9	11547
Calcite ()*	Calcite	Ca(CO₃)	41.3	37.9	27770
Cerussite ()*	Aragonite	Pb(CO₃)	41.3	37.9	4979
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	41.3	37.9	27198
Digenite ()*	Digenite	Cu_1.8S	41.3	37.9	1027
Dolomite ()*	None	CaMg(CO₃)₂	41.3	37.9	9895
Galena ()*	Rocksalt	PbS	41.3	37.9	24243
Gold ()*	Copper	Au	41.3	37.9	30554
Graphite ()*	None	C	41.3	37.9	2812
Marcasite ()*	Marcasite	FeS₂	41.3	37.9	5674
Matildite ()*	None	AgBiS₂	41.3	37.9	252
Pyrite ()*	Pyrite	FeS₂	41.3	37.9	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	41.3	37.9	9056
Quartz ()*	Quartz	SiO₂	41.3	37.9	61156
Siderite ()*	Calcite	Fe(CO₃)	41.3	37.9	6417
Sphalerite ()*	Sphalerite	ZnS	41.3	37.9	21482
Wurtzite ()*	Wurtzite	ZnS	41.3	37.9	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-00472	41.3	37.9	39.6±1.7							Yes				3652	Leadville, Leadville District, Lake Co., Colorado, USA	Leadville	Singer et al. (2009)		USGSOFR2009-1252

Sample	Source Locality	Reference URL
R050129	Black Cloud Mine (Resurrection Mine 0080650339; Yak Tunnel; Leadville Unit; Irene Shaft), Iowa Gulch, Leadville, Leadville District, Lake Co., Colorado, USA	https://rruff.info/R050129

All locality data graciously provided by mindat.org

All age data...