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:
Boise Basin District, Boise Co., Idaho, USA

Oldest recorded age at locality: 95
Youngest recorded age at locality: 45.1

mindat Locality ID: 39460
mindat URL: http://www.mindat.org/loc-39460.html

Tectonic Settings:

Total number of sublocalities beneath "Boise Basin District, Boise Co., Idaho, USA": 96
Total number of bottom-level sublocalities: 90

Number of Child Localities: 43
Child Localities:
Ashcroft No. 2 Prospect
Black Bear Prospect
Blue Gem Claims (Glenns Peak; Sawtooth Mountains Aquamarine)
Boise Gold Mine (Boise Basin Improvement Company Mine)
Buena Vista Mine
Canyon Creek Prospect
Edna Mine
Fall Creek Placers
Gambrinos District
Gambrius District
Garrecht Prospects
Gold Dollar Group
Golden Dividend Mine
Governor And Mamie Mines
Grimes Creek District
Grimes Creek Placers
Grimes Pass District
Hartford Group Prospect
Hayfork Mine
Hiatt Group (Group Later Included With Saunders Property)
Horse Shoe Placer
James Hawley Group
Kempner Mine
Last Chance Mine
Mademoiselle Mine
McKinley Mine
Merry Christmas Nos. 1 And 2 Occurrence
Mineral Hill Group Mine
Missing Link Group Prospect
Mountain Queen Mine
Newburg Mine (Talache Imines Inc.; Centenial Lode)
Pioneerville District
Placerville
Placerville Unit (Gold Hill Placer Mines)
Quartzburg-Empire Mine
Red Lode Mine (Olympia Group)
Saunders Mine (Hiatt Mine)
Silver Bell Prospect (Hiatt Prospect)
Silver Hill Mine
Silver Star Group Prospect
Sunset Peak Properties
Ternan Belshazzar Group (Idawa Development Company)
Washington Mine (Monetary Metals Company; Subrosa)

Latitude: 43°57'21"N
Longitude: 115°50'23"W
Decimal Degree (lat, lon): 43.955833333333,-115.83972222222

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.

Apatite	Arsenic	Arsenopyrite	Brookite	Calcite	Chalcopyrite	Clay	Clinozoisite	Columbite	Copper
Corundum	Covellite	Epidote	Garnet	Mica	Molybdenite	None	Pyrite	Quartz	Rocksalt
Sphalerite	Spinel	Stibnite	Tetrahedrite	Tourmaline	Zircon

Almandine ()*	Arsenopyrite ()*	Bismuth ()*	Bismuthinite ()*	Brookite ()*
Calcite ()*	Chalcocite ()*	Chalcopyrite ()*	Chlorargyrite ()*	Chromite ()*
Covellite ()*	Elbaite ()*	Epidote ()*	Galena ()*	Gold ()*
Ilmenite ()*	Magnetite ()*	Matildite ()*	Miargyrite ()*	Molybdenite ()*
Muscovite ()*	Polycrase-(Y) ()*	Pyrargyrite ()*	Pyrite ()*	Pyromorphite ()*
Quartz ()*	Samarskite-(Y) ()*	Siderite ()*	Silver ()*	Sphalerite ()*
Stephanite ()*	Stibnite ()*	Tetrahedrite-(Zn) ()*	Vanadinite ()*	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 As Au B Bi C Ca Cl Cr Cu Fe H K Li Mo Na Nb O P Pb S Sb Si Ti V Y Zn Zr

Elements from minerals reported directly at this locality: Al B Cr Fe H Li Na O Si Ti Zr

Structural Groups for minerals in this locality:
Apatite Arsenic Arsenopyrite Brookite Calcite Chalcopyrite Clay Clinozoisite Columbite Copper
Corundum Covellite Epidote Garnet Mica Molybdenite None Pyrite Quartz Rocksalt
Sphalerite Spinel Stibnite Tetrahedrite Tourmaline Zircon

35 IMA Minerals at location:

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
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	95	45.1	0		2353
Arsenopyrite ()*	Arsenopyrite	FeAsS			1	205013	9052
Bismuth ()*	Arsenic	Bi	50	47	4	205071,205075,205079,205087	1966
Bismuthinite ()*	Stibnite	Bi₂S₃			2	205087,205088	1935
Brookite ()*	Brookite	TiO₂	95	45.1	0		700
Calcite ()*	Calcite	Ca(CO₃)			5	205033,205059,205079,205084,205095	27770
Chalcocite ()*	None	Cu₂S			1	205033	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	50	47	16	205013,205021,205022,205024,205029,205030,205033,205034,205054,205059,205065,205077,205087,205088,205094,205095	27198
Chlorargyrite ()*	Rocksalt	AgCl			1	205098	1382
Chromite ()*	Spinel	Fe²⁺Cr₂O₄	95	45.1	0		3902
Covellite ()*	Covellite	CuS			1	205033	4165
Elbaite ()*	Tourmaline	Na(Al_1.5Li_1.5)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	95	45.1	0		520
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)			2	205029,205033	8173
Galena ()*	Rocksalt	PbS	50	47	32	205009,205013,205016,205021,205022,205024,205029,205030,205033,205034,205040,205041,205045,205046,205047,205049,205054,205059,205065,205070,205071,205075,205077,205081,205085,205087,205088,205092,205094,205095,205097,205098	24243
Gold ()*	Copper	Au	50	47	21	205007,205010,205013,205021,205024,205030,205036,205039,205045,205048,205049,205054,205059,205064,205070,205074,205079,205081,205084,205088,205098	30554
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃			1	205010	5433
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄			1	205010	14899
Matildite ()*	None	AgBiS₂			1	205088	252
Miargyrite ()*	None	AgSbS₂			1	205009	300
Molybdenite ()*	Molybdenite	MoS₂			1	205033	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂			1	205029	17380
Polycrase-(Y) ()*	Columbite	Y(Ti,Nb)₂(O,OH)₆			1	205010	121
Pyrargyrite ()*	None	Ag₃SbS₃			2	205009,205098	1425
Pyrite ()*	Pyrite	FeS₂	50	47	30	205013,205014,205021,205022,205024,205029,205030,205033,205034,205040,205041,205045,205046,205049,205054,205059,205065,205070,205075,205079,205081,205084,205085,205087,205088,205092,205094,205095,205097,205098	39462
Pyromorphite ()*	Apatite	Pb₅(PO₄)₃Cl			2	205075,205087	1725
Quartz ()*	Quartz	SiO₂	50	47	30	205009,205012,205013,205014,205021,205022,205024,205029,205030,205033,205034,205040,205041,205045,205049,205050,205054,205059,205064,205070,205075,205079,205084,205085,205087,205088,205092,205094,205097,205098	61156
Samarskite-(Y) ()*	Columbite	YFe³⁺Nb₂O₈			1	205010	353
Siderite ()*	Calcite	Fe(CO₃)			1	205088	6417
Silver ()*	Copper	Ag			1	205098	5186
Sphalerite ()*	Sphalerite	ZnS	50	47	30	205009,205013,205021,205022,205024,205029,205030,205033,205034,205040,205041,205045,205046,205047,205049,205054,205059,205065,205071,205075,205077,205081,205085,205087,205088,205092,205094,205095,205097,205098	21482
Stephanite ()*	None	Ag₅SbS₄			1	205098	586
Stibnite ()*	Stibnite	Sb₂S₃			6	205012,205013,205014,205049,205070,205087	3418
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	50	47	15	205009,205013,205021,205022,205024,205030,205034,205041,205045,205054,205059,205065,205088,205094,205095	5317
Vanadinite ()*	Apatite	Pb₅(VO₄)₃Cl			1	205087	605
Zircon ()*	Zircon	Zr(SiO₄)	95	45.1	0		5251

4 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Sample Source	Sample Num	MinDat Locality ID	Dated Locality (Max Age)	Reference	Reference ID
NAVDAT-21592	50	47	48+2/-1		21592	136243	Bruser Mine, Grimes Pass District, Boise Basin District, Boise Co., Idaho, USA	NAVDAT	NAVDAT
NAVDAT-20791	95	72	83+12/-11		20791	138779	Lowman Placer, Grimes Pass District, Boise Basin District, Boise Co., Idaho, USA	NAVDAT	NAVDAT
NAVDAT-40708	45.9	45.1	45.5±0.4	biotite	40708	139157	Moly Dike Prospect, Grimes Pass District, Boise Basin District, Boise Co., Idaho, USA	NAVDAT	NAVDAT
NAVDAT-21590	50	47	48+2/-1		21590	137946	Hiatt Group (Group Later Included With Saunders Property), Boise Basin District, Boise Co., Idaho, USA	NAVDAT	NAVDAT

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...