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:
Ravalli Co., Montana, USA

Oldest recorded age at locality: 63
Youngest recorded age at locality: 50

mindat Locality ID: 23775
mindat URL: http://www.mindat.org/loc-23775.html

Tectonic Settings:

Total number of sublocalities beneath "Ravalli Co., Montana, USA": 187
Total number of bottom-level sublocalities: 170

Number of Child Localities: 68
Child Localities:
Anaconda Range
Bass Creek Sillimanite Occurrence
Bitteroot Valley
Bitterroot River Drainage Area
Bitterroot Valley Stone Quarry
Bush Place
Canyon Creek
Castle Rock
Cathedral Rock Pluton
Clay Pit (MRDS - 10245455)
Cliff Mine
Clipper Occurrence
Corvallis Pumicite Occurrence
Curlew Mining District
Darby
Dominic Group Antimony
Dorothy Lee Occurrence (Florence)
Eight Mile Mining District
Frog Pond Basin Mining District
Gird Creek
Gold Creek
Hughes Creek Mining District (Alta Mining District)
Little Joe Prospect
Lost Horse Creek
Lucky Strike Prospect
Main River Valley
Marion Mine Nos. 1-5
Mineral Point Mining District
Nez Pearce No. 1 Prospect
One Horse Prospect
Overwich - Hughes Creek Mining District
Petty Creek
Pleasant View Mining District
Pyrites (White Cloud Mine)
Roaring Lion Creek
Rye Creek Mining District
Sapphire Mountains Area
Sargent Ranch Occurrence
Sawtooth Creek
Schooner Gulch (Spooner Gulch ?)
Shalkaho Creek
Sharrot Creek
Silverthorn Creek
Slate Creek Mining District
Sleeping Child Quarry
Spooner Creek Ash Occurrence
Star
Starr Occurrence
Sula Mining District
Three Mile Mining District
Trapper Creek Claims (Rossi)
Trapper Peak
Unknown Uranium Occurrence (MRDS - 10019543)
Unnamed Clay Location (MRDS - 10270403)
Unnamed Clay Location (MRDS - 10270480)
Unnamed Pumice Location (MRDS - 10148397)
Unnamed Pumice Location (MRDS - 10221770)
Unnamed Pumice Location (MRDS - 10294645)
Unnamed Pumice Occurrence (MRDS - 10148631)
Unnamed Silver Location (MRDS - 10294576)
Vermiculite Occurrence
Victor Pumicite Occurrence
Washington
Watchtower 1-9 Prospect
Whipperwill Mine (Whippoorwill Mine)
Wild Maple Prospect
Willoughby Creek Ash Occurrence
Windyridge Prospect

Latitude: 46°13'45"N
Longitude: 114°7'57"W
Decimal Degree (lat, lon): 46.229166666667,-114.1325

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.

Aeschynite	Allanite	Amorphous	Amphibole	Ancylite	Apatite	Autunite	Baotite	Baryte	Beryl
Calcite	Chalcopyrite	Clay	Clinozoisite	Columbite	Copper	Corrensite	Corundum	Covellite	Epidote
Feldspar	Fluorite	Garnet	Gypsum	Malachite	Mica	Molybdenite	Monazite	Nickeline	None
Not in a structural group	Parisite	Pyrite	Quartz	Rocksalt	Rutile	Sphalerite	Spinel	Tetrahedrite	Thortveitite
Titanite	Wollastonite	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: Ag Al Au Ba Be C Ca Ce Cl Cu F Fe H K Mg Mn Mo Na Nb O P Pb Pd Pt S Sb Sc Si Sn Sr Ta Th Ti U W Y Zn Zr

Elements from minerals reported directly at this locality: C Ca F Nb O Ti Y

Structural Groups for minerals in this locality:
Aeschynite Allanite Amorphous Amphibole Ancylite Apatite Autunite Baotite Baryte Beryl
Calcite Chalcopyrite Clay Clinozoisite Columbite Copper Corrensite Corundum Covellite Epidote
Feldspar Fluorite Garnet Gypsum Malachite Mica Molybdenite Monazite Nickeline None
Not in a structural group Parisite Pyrite Quartz Rocksalt Rutile Sphalerite Spinel Tetrahedrite Thortveitite
Titanite Wollastonite Zircon

59 IMA Minerals at location:

Actinolite ()*	Aeschynite-(Ce) ()*	Albite ()*	Allanite-(Ce) ()*	Ancylite-(Ce) ()*
Andradite ()*	Autunite ()*	Baotite ()*	Baryte ()*	Bertrandite ()*
Beryl ()*	Bornite ()*	Calcite ()*	Cassiterite ()*	Chalcopyrite ()*
Columbite-(Fe) ()*	Copper ()*	Covellite ()*	Dolomite ()*	Epidote ()*
Euxenite-(Y) ()*	Fersmite ()*	Fluorapatite ()*	Fluorite ()*	Galena ()*
Glaucophane ()*	Gold ()*	Gypsum ()*	Hematite ()*	Hydrobiotite ()*
Ilmenite ()*	Magnetite ()*	Malachite ()*	Microcline ()*	Molybdenite ()*
Monazite-(Ce) ()*	Muscovite ()*	Opal ()*	Palladium ()*	Parisite-(Ce) ()*
Platinum ()*	Pyrargyrite ()*	Pyrite ()*	Pyrrhotite ()*	Quartz ()*
Rutile ()*	Samarskite-(Y) ()*	Siderite ()*	Silver ()*	Smithsonite ()*
Spessartine ()*	Sphalerite ()*	Synchysite-(Y) ()*	Tetrahedrite-(Zn) ()*	Thorianite ()*
Thortveitite ()*	Titanite ()*	Wollastonite ()*	Zircon ()*

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
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂			4	233258,233261,233272,233274	3419
Aeschynite-(Ce) ()*	Aeschynite	(Ce,Ca,Fe,Th)(Ti,Nb)₂(O,OH)₆			1	233231	43
Albite ()*	Feldspar	Na(AlSi₃O₈)			2	233220,233275	8803
Allanite-(Ce) ()*	Allanite Epidote	CaCe(Al₂Fe²⁺)[Si₂O₇][SiO₄]O(OH)			1	233272	706
Ancylite-(Ce) ()*	Ancylite	CeSr(CO₃)₂(OH)·H₂O			1	233257	92
Andradite ()*	Garnet	Ca₃Fe³⁺₂(SiO₄)₃			2	233258,233272	1534
Autunite ()*	Autunite	Ca(UO₂)₂(PO₄)₂·10-12H₂O			1	233374	1272
Baotite ()*	Baotite	Ba₄(Ti,Nb,W)₈O₁₆(SiO₃)₄Cl			2	233272,233275	27
Baryte ()*	Baryte	Ba(SO₄)			9	233257,233261,233271,233272,233274,233275,233291,233343,233344	11547
Bertrandite ()*	Not in a structural group	Be₄Si₂O₇(OH)₂			1	233220	606
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈			3	233208,233365,233368	4286
Bornite ()*	None	Cu₅FeS₄			1	233290	5516
Calcite ()*	Calcite	Ca(CO₃)			9	233241,233258,233261,233264,233269,233271,233272,233275,233328	27770
Cassiterite ()*	Rutile	SnO₂			1	233248	5171
Chalcopyrite ()*	Chalcopyrite	CuFeS₂			4	233257,233272,233290,233357	27198
Columbite-(Fe) ()*	Columbite	Fe²⁺Nb₂O₆			4	233257,233261,233275,233322	518
Copper ()*	Copper	Cu			2	233207,233209	3846
Covellite ()*	Covellite	CuS			1	233357	4165
Dolomite ()*	None	CaMg(CO₃)₂			4	233258,233261,233264,233272	9895
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)			2	233220,233271	8173
Euxenite-(Y) ()*	Columbite	Y(NbTi)O₆	63	50	0		414
Fersmite ()*	Columbite	CaNb₂O₆			2	233257,233269	83
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F			3	233257,233261,233329	2740
Fluorite ()*	Fluorite	CaF₂			4	233220,233226,233258,233329	9617
Galena ()*	Rocksalt	PbS			3	233226,233243,233357	24243
Glaucophane ()*	Amphibole	Na₂(Mg₃Al₂)Si₈O₂₂(OH)₂			4	233261,233270,233271,233272	286
Gold ()*	Copper	Au			8	233207,233208,233236,233241,233243,233248,233311,233371	30554
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O			1	233241	6890
Hematite ()*	Corundum	Fe₂O₃			3	233258,233280,233292	14640
Hydrobiotite ()*	Corrensite Clay	K(Mg,Fe²⁺)₆(Si,Al)₈O₂₀(OH)₄·nH₂O			1	233257	49
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃			5	233214,233215,233258,233364,233366	5433
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄			13	233214,233215,233220,233236,233258,233261,233271,233272,233280,233292,233357,233364,233366	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂			3	233263,233290,233328	12537
Microcline ()*	Feldspar	K(AlSi₃O₈)			1	233220	4924
Molybdenite ()*	Molybdenite	MoS₂			4	233208,233257,233259,233272	5800
Monazite-(Ce) ()*	Monazite	Ce(PO₄)			1	233269	945
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂			3	233261,233272,233329	17380
Opal ()*	Amorphous	SiO₂·nH₂O			1	233220	2994
Palladium ()*	Copper	Pd			1	233280	59
Parisite-(Ce) ()*	Parisite	CaCe₂(CO₃)₃F₂			1	233319	112
Platinum ()*	Copper	Pt			1	233280	485
Pyrargyrite ()*	None	Ag₃SbS₃			1	233357	1425
Pyrite ()*	Pyrite	FeS₂			8	233226,233241,233243,233244,233257,233259,233271,233319	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈			2	233257,233272	9056
Quartz ()*	Quartz	SiO₂	63	50	14	233220,233236,233241,233243,233244,233257,233258,233272,233326,233329,233335,233342,233364,233367	61156
Rutile ()*	Rutile	TiO₂			3	233258,233269,233270	5614
Samarskite-(Y) ()*	Columbite	YFe³⁺Nb₂O₈			1	233323	353
Siderite ()*	Calcite	Fe(CO₃)			1	233274	6417
Silver ()*	Copper	Ag			2	233208,233209	5186
Smithsonite ()*	Calcite	Zn(CO₃)			1	233275	2473
Spessartine ()*	Garnet	Mn²⁺₃Al₂(SiO₄)₃			1	233220	1214
Sphalerite ()*	Sphalerite	ZnS			2	233226,233244	21482
Synchysite-(Y) ()*	None	CaY(CO₃)₂F	63	50	0		55
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃			1	233357	5317
Thorianite ()*	Fluorite	ThO₂			1	233329	236
Thortveitite ()*	Thortveitite	Sc₂Si₂O₇			1	233329	54
Titanite ()*	Titanite	CaTi(SiO₄)O			2	233220,233329	4899
Wollastonite ()*	Wollastonite	CaSiO₃			1	233258	1247
Zircon ()*	Zircon	Zr(SiO₄)			5	233214,233215,233220,233364,233366	5251

2 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-40700	52.6	51	51.8±0.8				hornblende	40700						159837	Art L. Wildey Occurrence, Anaconda Range, Ravalli Co., Montana, USA		NAVDAT		NAVDAT
	NAVDAT-76279	63	50	56+7/-6					76279						159741	Ambrose Creek, Sapphire Mountains Area, Ravalli Co., Montana, USA		NAVDAT		NAVDAT

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...