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:
Bearpaw Mts, Hill Co., Montana, USA

mindat Locality ID: 3878
mindat URL: http://www.mindat.org/loc-3878.html

Tectonic Settings:

Total number of sublocalities beneath "Bearpaw Mts, Hill Co., Montana, USA": 5
Total number of bottom-level sublocalities: 4

Number of Child Localities: 4
Child Localities:
Bearpaw Mountains Zn-Pb Occurrence
Beaver Creek
Big Sandy Creek
Pegmatite Peak

Latitude: 48°12'31"N
Longitude: 109°36'30"W
Decimal Degree (lat, lon): 48.208611111111,-109.60833333333

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	Analcime	Ancylite	Apatite	Baryte	Bastnäsite	Burbankite	Calcite	Cancrinite	Cancrinite-sodalite
Chalcopyrite	Chevkinite	Clay	Clinozoisite	Coronadite	Corundum	Crichtonite	Diaspore	Epidote	Eudialyte
Feldspar	Gadolinite	Mica	Natrolite	Nickeline	None	Not in a structural group	Perovskite	Prehnite	Pyrite
Pyroxene	Quartz	Rocksalt	Rutile	Sodalite	Spinel	Tetrahedrite	Thomsonite	Titanite	Tridymite
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 B Ba C Ca Ce Cl Cr Cu F Fe H K La Mg Mn Na Nb O P Pb S Sb Si Sr Th Ti U V Y Zr

Elements from minerals reported directly at this locality: Al C Ca Cl Fe H K Mg Na O S Si Ti Zr

Structural Groups for minerals in this locality:
Amphibole Analcime Ancylite Apatite Baryte Bastnäsite Burbankite Calcite Cancrinite Cancrinite-sodalite
Chalcopyrite Chevkinite Clay Clinozoisite Coronadite Corundum Crichtonite Diaspore Epidote Eudialyte
Feldspar Gadolinite Mica Natrolite Nickeline None Not in a structural group Perovskite Prehnite Pyrite
Pyroxene Quartz Rocksalt Rutile Sodalite Spinel Tetrahedrite Thomsonite Titanite Tridymite
Zircon

54 IMA Minerals at location:

Actinolite ()*	Aegirine ()*	Albite ()*	Analcime ()*	Anatase ()*
Ancylite-(Ce) ()*	Annite ()*	Augite ()*	Baryte ()*	Barytolamprophyllite ()*
Bastnäsite-(Ce) ()*	Burbankite ()*	Calcite ()*	Calkinsite-(Ce) ()*	Cancrinite ()*
Chalcopyrite ()*	Chevkinite-(Ce) ()*	Crichtonite ()*	Datolite ()*	Epidote ()*
Eudialyte ()*	Fluorapatite ()*	Galena ()*	Gibbsite ()*	Goethite ()*
Hastingsite ()*	Henrymeyerite ()*	Ilmenite ()*	Lamprophyllite ()*	Leucite ()*
Loparite-(Ce) ()*	Magnetite ()*	Microcline ()*	Muscovite ()*	Natrolite ()*
Nepheline ()*	Orthoclase ()*	Perovskite ()*	Phlogopite ()*	Prehnite ()*
Priderite ()*	Pyrite ()*	Pyrophanite ()*	Pyrrhotite ()*	Quartz ()*
Rutile ()*	Sanidine ()*	Sodalite ()*	Strontiochevkinite ()*	Tetrahedrite-(Zn) ()*
Thomsonite-Ca ()*	Thorite ()*	Titanite ()*	Zircon ()*

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	1	228970	3419
Aegirine ()*	Pyroxene	NaFe³⁺Si₂O₆	2	228972,228973	1022
Albite ()*	Feldspar	Na(AlSi₃O₈)	1	228970	8803
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O	2	228970,228973	1627
Anatase ()*	Not in a structural group	TiO₂	0		2162
Ancylite-(Ce) ()*	Ancylite	CeSr(CO₃)₂(OH)·H₂O	1	228973	92
Annite ()*	Mica Clay	KFe²⁺₃(AlSi₃O₁₀)(OH)₂	1	228973	356
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	0		2060
Baryte ()*	Baryte	Ba(SO₄)	1	228972	11547
Barytolamprophyllite ()*	None	(BaK)Ti₂Na₃Ti(Si₂O₇)₂O₂(OH)₂	1	228973	21
Bastnäsite-(Ce) ()*	Bastnäsite	Ce(CO₃)F	1	228973	304
Burbankite ()*	Burbankite	(Na,Ca)₃(Sr,Ba,Ce)₃(CO₃)₅	1	228972	52
Calcite ()*	Calcite	Ca(CO₃)	2	228970,228972	27770
Calkinsite-(Ce) ()*	None	Ce₂(CO₃)₃·4H₂O	1	228972	8
Cancrinite ()*	Cancrinite	(Na,Ca, )₈(Al₆Si₆)O₂₄(CO₃,SO₄)₂·2H₂O	0		232
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	2	228969,228972	27198
Chevkinite-(Ce) ()*	Chevkinite	Ce₄(Ti,Fe²⁺,Fe³⁺)₅O₈(Si₂O₇)₂	1	228973	89
Crichtonite ()*	Crichtonite	Sr(Mn,Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH)₃₈	1	228973	27
Datolite ()*	Gadolinite	CaB(SiO₄)(OH)	1	228970	498
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1	228970	8173
Eudialyte ()*	Eudialyte	Na₁₅Ca₆Fe₃Zr₃Si(Si₂₅O₇₃)(O,OH,H₂O)₃(Cl,OH)₂	0		182
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F	1	228973	2740
Galena ()*	Rocksalt	PbS	3	228969,228970,228972	24243
Gibbsite ()*	None	Al(OH)₃	1	228973	504
Goethite ()*	Diaspore	FeO(OH)	1	228972	7437
Hastingsite ()*	Amphibole	NaCa₂(Fe²⁺₄Fe³⁺)(Si₆Al₂)O₂₂(OH)₂	1	228970	209
Henrymeyerite ()*	Coronadite	Ba(Ti₇Fe²⁺)O₁₆	1	228973	9
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	2	228972,228973	5433
Lamprophyllite ()*	None	(SrNa)Ti₂Na₃Ti(Si₂O₇)₂O₂(OH)₂	1	228973	63
Leucite ()*	Analcime	K(AlSi₂O₆)	0		233
Loparite-(Ce) ()*	Perovskite	(Na,Ce,Sr)(Ce,Th)(Ti,Nb)₂O₆	1	228973	57
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	2	228970,228973	14899
Microcline ()*	Feldspar	K(AlSi₃O₈)	1	228973	4924
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1	228973	17380
Natrolite ()*	Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	1	228973	1236
Nepheline ()*	Tridymite	Na₃K(Al₄Si₄O₁₆)	1	228973	884
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	0		2349
Perovskite ()*	Perovskite	CaTiO₃	0		495
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	1	228973	2273
Prehnite ()*	Prehnite	Ca₂Al(Si₃Al)O₁₀(OH)₂	1	228970	1898
Priderite ()*	Coronadite	K(Ti₇Fe³⁺)O₁₆	1	228973	41
Pyrite ()*	Pyrite	FeS₂	3	228969,228970,228972	39462
Pyrophanite ()*	Corundum	Mn²⁺TiO₃	1	228973	244
Pyrrhotite ()*	Nickeline	Fe₇S₈	2	228969,228972	9056
Quartz ()*	Quartz	SiO₂	0		61156
Rutile ()*	Rutile	TiO₂	1	228973	5614
Sanidine ()*	Feldspar	K(AlSi₃O₈)	1	228972	598
Sodalite ()*	Cancrinite-sodalite Sodalite	Na₄(Si₃Al₃)O₁₂Cl	0		444
Strontiochevkinite ()*	Chevkinite	(Sr,Ce,La)₄Fe²⁺(Ti,Zr)₄O₈(Si₂O₇)₂	1	228973	3
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	1	228972	5317
Thomsonite-Ca ()*	Thomsonite	NaCa₂(Al₅Si₅)O₂₀·6H₂O	1	228970	452
Thorite ()*	Zircon	Th(SiO₄)	1	228973	1006
Titanite ()*	Titanite	CaTi(SiO₄)O	2	228970,228973	4899
Zircon ()*	Zircon	Zr(SiO₄)	1	228973	5251

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...