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:
Garfield Co., Montana, USA

mindat Locality ID: 25870
mindat URL: http://www.mindat.org/loc-25870.html

Tectonic Settings:

Total number of sublocalities beneath "Garfield Co., Montana, USA": 5
Total number of bottom-level sublocalities: 5

Number of Child Localities: 5
Child Localities:
Seven Blackfoot Clays
Seven Blackfoot Placers
Smoky Butte (Smoky Butte Lamproite)
Smoky Butte Iron Occurrence
Vananda

Latitude: 47°33'10"N
Longitude: 108°41'58"W
Decimal Degree (lat, lon): 47.552777777778,-108.69944444444

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	Baryte	Calcite	Chalcopyrite	Clay	Coronadite	Feldspar	Mica	Nickeline
None	Pentlandite	Pseudobrookite	Pyroxene	Quartz	Spinel

Analcime ()*	Armalcolite ()*	Baryte ()*	Calcite ()*	Chalcopyrite ()*
Chromite ()*	Davanite ()*	Diopside ()*	Leucite ()*	Pentlandite ()*
Phlogopite ()*	Priderite ()*	Pseudobrookite ()*	Pyrrhotite ()*	Quartz ()*
Richterite ()*	Riebeckite ()*	Sanidine ()*	Violarite ()*

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 Ba C Ca Cr Cu Fe H K Mg Na Ni O S Si Ti

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amphibole Analcime Baryte Calcite Chalcopyrite Clay Coronadite Feldspar Mica Nickeline
None Pentlandite Pseudobrookite Pyroxene Quartz Spinel

19 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O	1	228300	1627
Armalcolite ()*	Pseudobrookite	(Mg,Fe²⁺)Ti₂O₅	1	228300	39
Baryte ()*	Baryte	Ba(SO₄)	1	228300	11547
Calcite ()*	Calcite	Ca(CO₃)	1	228300	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1	228300	27198
Chromite ()*	Spinel	Fe²⁺Cr₂O₄	1	228300	3902
Davanite ()*	None	K₂TiSi₆O₁₅	1	228300	2
Diopside ()*	Pyroxene	CaMgSi₂O₆	1	228300	4135
Leucite ()*	Analcime	K(AlSi₂O₆)	1	228300	233
Pentlandite ()*	Pentlandite	(Ni,Fe)₉S₈	1	228300	1512
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	1	228300	2273
Priderite ()*	Coronadite	K(Ti₇Fe³⁺)O₁₆	1	228300	41
Pseudobrookite ()*	Pseudobrookite	(Fe³⁺₂Ti)O₅	1	228300	164
Pyrrhotite ()*	Nickeline	Fe₇S₈	1	228300	9056
Quartz ()*	Quartz	SiO₂	1	228300	61156
Richterite ()*	Amphibole	Na(NaCa)Mg₅Si₈O₂₂(OH)₂	1	228300	148
Riebeckite ()*	Amphibole	Na₂(Fe²⁺₃Fe³⁺₂)Si₈O₂₂(OH)₂	1	228300	375
Sanidine ()*	Feldspar	K(AlSi₃O₈)	1	228300	598
Violarite ()*	Spinel	FeNi₂S₄	1	228300	380

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...