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:
Homestake Mine, Lead, Lead District, Lawrence Co., South Dakota, USA

mindat Locality ID: 11872
mindat URL: http://www.mindat.org/loc-11872.html

Tectonic Settings:

Total number of sublocalities beneath "Homestake Mine, Lead, Lead District, Lawrence Co., South Dakota, USA": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
6350 Level

Latitude: 44°21'20"N
Longitude: 103°45'53"W
Decimal Degree (lat, lon): 44.355555555556,-103.76472222222

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.

Amphibole	Aragonite	Arsenic	Arsenopyrite	Baryte	Calcite	Chalcopyrite	Chlorite	Clay	Copper
Corundum	Epsomite	Feldspar	Fluorite	Garnet	Malachite	Mica	Monazite	Nickeline	None
Not in a structural group	Pyrite	Quartz	Rocksalt	Rutile	Sphalerite	Spinel	Talc	Tetradymite	Tetrahedrite
Vivianite	Zircon

Actinolite ()*	Almandine ()*	Anhydrite ()*	Ankerite ()*	Aragonite ()*
Arsenic ()*	Arsenopyrite ()*	Baryte ()*	Calcite ()*	Chalcopyrite ()*
Chamosite ()*	Copper ()*	Cosalite ()*	Cummingtonite ()*	Dolomite ()*
Epsomite ()*	Fluorite ()*	Galena ()*	Gold ()*	Graphite ()*
Grunerite ()*	Hematite ()*	Magnesite ()*	Magnetite ()*	Malachite ()*
Monazite-(Ce) ()*	Orthoclase ()*	Phlogopite ()*	Pyrite ()*	Pyrrhotite ()*
Quartz ()*	Rhodochrosite ()*	Rutile ()*	Siderite ()*	Sphalerite ()*
Strontianite ()*	Talc ()*	Tetradymite ()*	Tetrahedrite-(Zn) ()*	Tremolite ()*
Vivianite ()*	Zircon ()*

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: Al As Au Ba Bi C Ca Ce Cu F Fe H K Mg Mn O P Pb S Sb Si Sr Te Ti Zn Zr

Elements from minerals reported directly at this locality: Al As Au Ba Bi C Ca Ce Cu F Fe H K Mg Mn O P Pb S Sb Si Sr Te Ti Zn Zr

Structural Groups for minerals in this locality:
Amphibole Aragonite Arsenic Arsenopyrite Baryte Calcite Chalcopyrite Chlorite Clay Copper
Corundum Epsomite Feldspar Fluorite Garnet Malachite Mica Monazite Nickeline None
Not in a structural group Pyrite Quartz Rocksalt Rutile Sphalerite Spinel Talc Tetradymite Tetrahedrite
Vivianite Zircon

42 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	0		3419
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	0		2353
Anhydrite ()*	Not in a structural group	Ca(SO₄)	0		1588
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂	1	265663	3092
Aragonite ()*	Aragonite	Ca(CO₃)	0		3250
Arsenic ()*	Arsenic	As	0		379
Arsenopyrite ()*	Arsenopyrite	FeAsS	0		9052
Baryte ()*	Baryte	Ba(SO₄)	0		11547
Calcite ()*	Calcite	Ca(CO₃)	0		27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	0		27198
Chamosite ()*	Chlorite Clay	(Fe²⁺,Mg,Al,Fe³⁺)₆(Si,Al)₄O₁₀(OH,O)₈	0		577
Copper ()*	Copper	Cu	0		3846
Cosalite ()*	None	Pb₂Bi₂S₅	0		344
Cummingtonite ()*	Amphibole	Mg₂Mg₅Si₈O₂₂(OH)₂	0		327
Dolomite ()*	None	CaMg(CO₃)₂	0		9895
Epsomite ()*	Epsomite	Mg(SO₄)·7H₂O	0		484
Fluorite ()*	Fluorite	CaF₂	0		9617
Galena ()*	Rocksalt	PbS	0		24243
Gold ()*	Copper	Au	0		30554
Graphite ()*	None	C	0		2812
Grunerite ()*	Amphibole	Fe²⁺₂Fe²⁺₅Si₈O₂₂(OH)₂	0		223
Hematite ()*	Corundum	Fe₂O₃	0		14640
Magnesite ()*	Calcite	Mg(CO₃)	0		1487
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	0		14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	0		12537
Monazite-(Ce) ()*	Monazite	Ce(PO₄)	0		945
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	0		2349
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	0		2273
Pyrite ()*	Pyrite	FeS₂	1	265663	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	0		9056
Quartz ()*	Quartz	SiO₂	1	265663	61156
Rhodochrosite ()*	Calcite	Mn(CO₃)	0		1711
Rutile ()*	Rutile	TiO₂	0		5614
Siderite ()*	Calcite	Fe(CO₃)	0		6417
Sphalerite ()*	Sphalerite	ZnS	0		21482
Strontianite ()*	Aragonite	Sr(CO₃)	0		589
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	0		3337
Tetradymite ()*	Tetradymite	Bi₂Te₂S	0		510
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	0		5317
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	0		2562
Vivianite ()*	Vivianite	Fe²⁺₃(PO₄)₂·8H₂O	0		636
Zircon ()*	Zircon	Zr(SiO₄)	0		5251

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL
R070186	Homestake Mine, Lead, Lead District, Lawrence Co., South Dakota, USA	https://rruff.info/R070186

All locality data graciously provided by mindat.org

All age data...