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:
Steward Mine, Butte, Butte Mining District (Summit Valley Mining District), Silver Bow Co., Montana, USA

mindat Locality ID: 6050
mindat URL: http://www.mindat.org/loc-6050.html

Tectonic Settings:

Total number of sublocalities beneath "Steward Mine, Butte, Butte Mining District (Summit Valley Mining District), Silver Bow Co., Montana, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 46°1'6"N
Longitude: 112°32'4"W
Decimal Degree (lat, lon): 46.018333333333,-112.53444444444

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.

Andalusite	Baryte	Calcite	Chalcopyrite	Clay	Columbite	Copper	Corundum	Covellite	Digenite
Enargite	Feldspar	Fluorite	Germanite	Meneghinite	Mica	Molybdenite	None	Not in a structural group	Pyrite
Quartz	Rocksalt	Scheelite	Sphalerite	Spinel	Tetrahedrite	Titanite	Wurtzite

Aikinite ()*	Albite ()*	Andalusite ()*	Anhydrite ()*	Ankerite ()*
Baryte ()*	Betekhtinite ()*	Bornite ()*	Calcite ()*	Chalcocite ()*
Chalcopyrite ()*	Colusite ()*	Corundum ()*	Covellite ()*	Digenite ()*
Dolomite ()*	Enargite ()*	Fluorite ()*	Galena ()*	Hübnerite ()*
Magnetite ()*	Molybdenite ()*	Muscovite ()*	Orthoclase ()*	Pyrite ()*
Quartz ()*	Rhodochrosite ()*	Scheelite ()*	Siderite ()*	Silver ()*
Sphalerite ()*	Stromeyerite ()*	Tennantite-(Fe) ()*	Tetrahedrite-(Zn) ()*	Titanite ()*
Wittichenite ()*

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 Bi C Ca Cu F Fe H K Mg Mn Mo Na O Pb S Sb Si Ti V W Zn

Elements from minerals reported directly at this locality: Ag Al As Ba Bi C Ca Cu F Fe H K Mg Mn Mo Na O Pb S Sb Si Ti V W Zn

Structural Groups for minerals in this locality:
Andalusite Baryte Calcite Chalcopyrite Clay Columbite Copper Corundum Covellite Digenite
Enargite Feldspar Fluorite Germanite Meneghinite Mica Molybdenite None Not in a structural group Pyrite
Quartz Rocksalt Scheelite Sphalerite Spinel Tetrahedrite Titanite Wurtzite

36 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of localities containing mineral
Aikinite ()*	Meneghinite	CuPbBiS₃	315
Albite ()*	Feldspar	Na(AlSi₃O₈)	8803
Andalusite ()*	Andalusite	Al₂SiO₅	1310
Anhydrite ()*	Not in a structural group	Ca(SO₄)	1588
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂	3092
Baryte ()*	Baryte	Ba(SO₄)	11547
Betekhtinite ()*	None	(Cu,Fe)₂₁Pb₂S₁₅	45
Bornite ()*	None	Cu₅FeS₄	5516
Calcite ()*	Calcite	Ca(CO₃)	27770
Chalcocite ()*	None	Cu₂S	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	27198
Colusite ()*	Sphalerite Germanite	Cu₁₃VAs₃S₁₆	110
Corundum ()*	Corundum	Al₂O₃	1797
Covellite ()*	Covellite	CuS	4165
Digenite ()*	Digenite	Cu_1.8S	1027
Dolomite ()*	None	CaMg(CO₃)₂	9895
Enargite ()*	Enargite Wurtzite	Cu₃AsS₄	910
Fluorite ()*	Fluorite	CaF₂	9617
Galena ()*	Rocksalt	PbS	24243
Hübnerite ()*	Columbite	Mn²⁺(WO₄)	469
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	14899
Molybdenite ()*	Molybdenite	MoS₂	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	17380
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	2349
Pyrite ()*	Pyrite	FeS₂	39462
Quartz ()*	Quartz	SiO₂	61156
Rhodochrosite ()*	Calcite	Mn(CO₃)	1711
Scheelite ()*	Scheelite	Ca(WO₄)	4894
Siderite ()*	Calcite	Fe(CO₃)	6417
Silver ()*	Copper	Ag	5186
Sphalerite ()*	Sphalerite	ZnS	21482
Stromeyerite ()*	None	CuAgS	332
Tennantite-(Fe) ()*	Tetrahedrite	Cu₆(Cu₄Fe₂)As₄S₁₃	1803
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	5317
Titanite ()*	Titanite	CaTi(SiO₄)O	4899
Wittichenite ()*	None	Cu₃BiS₃	297

No ages have been assigned to this locality yet.

All locality data graciously provided by mindat.org

All age data...