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:
Deadwood, Galena District, Lawrence Co., South Dakota, USA

Oldest recorded age at locality: 58
Youngest recorded age at locality: 46

mindat Locality ID: 29237
mindat URL: http://www.mindat.org/loc-29237.html

Tectonic Settings:

Total number of sublocalities beneath "Deadwood, Galena District, Lawrence Co., South Dakota, USA": 2
Total number of bottom-level sublocalities: 2

Number of Child Localities: 2
Child Localities:
Double Rainbow Mine (Richmond Sitting Bull)
Silver Queen Mine (New Silver Queen Mine)

Latitude: 44°19'24"N
Longitude: 103°41'"W
Decimal Degree (lat, lon): 44.323333333333,-103.68333333333

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	Arsenopyrite	Calcite	Chalcopyrite	Copper	Descloizite	Marcasite	None	Polybasite
Pyrite	Quartz	Rocksalt	Sphalerite	Tetrahedrite

Acanthite ()*	Arsenopyrite ()*	Cerussite ()*	Chalcopyrite ()*	Chlorargyrite ()*
Descloizite ()*	Dolomite ()*	Freibergite ()*	Galena ()*	Gold ()*
Marcasite ()*	Mottramite ()*	Polybasite ()*	Pyrargyrite ()*	Pyrite ()*
Quartz ()*	Siderite ()*	Silver ()*	Sphalerite ()*	Tetrahedrite-(Zn) ()*

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 Au C Ca Cl Cu Fe H Mg O Pb S Sb Si V Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Acanthite Aragonite Arsenopyrite Calcite Chalcopyrite Copper Descloizite Marcasite None Polybasite
Pyrite Quartz Rocksalt Sphalerite Tetrahedrite

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			1	265545	2793
Arsenopyrite ()*	Arsenopyrite	FeAsS			1	265545	9052
Cerussite ()*	Aragonite	Pb(CO₃)	58	46	1	265546	4979
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	58	46	2	265545,265546	27198
Chlorargyrite ()*	Rocksalt	AgCl	58	46	1	265546	1382
Descloizite ()*	Descloizite	PbZn(VO₄)(OH)	58	46	1	265546	378
Dolomite ()*	None	CaMg(CO₃)₂	58	46	1	265546	9895
Freibergite ()*	Tetrahedrite	Ag₆[Cu₄Fe₂]Sb₄S₁₂	58	46	1	265546	663
Galena ()*	Rocksalt	PbS			1	265545	24243
Gold ()*	Copper	Au	58	46	1	265546	30554
Marcasite ()*	Marcasite	FeS₂			1	265545	5674
Mottramite ()*	Descloizite	PbCu(VO₄)(OH)	58	46	1	265546	362
Polybasite ()*	Polybasite	[Ag₉CuS₄][(Ag,Cu)₆(Sb,As)₂S₇]			1	265545	716
Pyrargyrite ()*	None	Ag₃SbS₃			1	265545	1425
Pyrite ()*	Pyrite	FeS₂			1	265545	39462
Quartz ()*	Quartz	SiO₂	58	46	1	265546	61156
Siderite ()*	Calcite	Fe(CO₃)	58	46	2	265545,265546	6417
Silver ()*	Copper	Ag			1	265545	5186
Sphalerite ()*	Sphalerite	ZnS	58	46	2	265545,265546	21482
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃			1	265545	5317

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
	NAVDAT-92344	58	46	52±6					92344						23014	Silver Queen Mine (New Silver Queen Mine), Deadwood, Galena District, Lawrence Co., South Dakota, USA		NAVDAT		NAVDAT

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...