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:
Bokan Mountain, Prince Of Wales Island, Ketchikan District, Prince Of Wales-Hyder Census Area, Alaska, USA

Oldest recorded age at locality: 156
Youngest recorded age at locality: 105

mindat Locality ID: 239914
mindat URL: http://www.mindat.org/loc-239914.html

Tectonic Settings:

Total number of sublocalities beneath "Bokan Mountain, Prince Of Wales Island, Ketchikan District, Prince Of Wales-Hyder Census Area, Alaska, USA": 13
Total number of bottom-level sublocalities: 13

Number of Child Localities: 13
Child Localities:
Atom Marietta Prospect
Boots Prospect
Carol Ann; Carol Ann No. 1; Carol Ann No. 2; Carol Ann No 3; Dotson Prospects
I And L No. 4 Claim
I And L; I And L Nos. 3-5 Prospects
I Prospect; (L And M Prospect; ILM Prospect; I; L And M Nos. 1-3 Prospect)
Irene-D Prospect
Little Jim; Little Joe No. 1; Little Joe No. 2 Prospects
Old Crow Prospect
Pieper's Purple Prospect
Ross-Adams Mine
Sunday Lake Prospect
Wennie Prospects (Lazo Group); I And L No. 1 And 2

Latitude: 54°55'1"N
Longitude: 132°8'53"W
Decimal Degree (lat, lon): 54.916944444444,-132.14805555556

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	Andalusite	Arsenopyrite	Brannerite	Calcite	Chalcopyrite	Columbite	Corundum	Feldspar	Fluorite
Nickeline	None	Not in a structural group	Phenakite	Pyrite	Pyroxene	Quartz	Rocksalt	Sphalerite	Spinel
Zircon

Aegirine ()*	Albite ()*	Alunogen ()*	Andalusite ()*	Arfvedsonite ()*
Arsenopyrite ()*	Bassetite ()*	Bornite ()*	Brannerite ()*	Calcite ()*
Chalcopyrite ()*	Coffinite ()*	Fluorite ()*	Galena ()*	Hematite ()*
Nováčekite-I ()*	Iimoriite-(Y) ()*	Ilmenite ()*	Magnetite ()*	Uranophane-β ()*
Phenakite ()*	Pyrite ()*	Pyrrhotite ()*	Quartz ()*	Riebeckite ()*
Samarskite-(Y) ()*	Siderite ()*	Sklodowskite ()*	Sphalerite ()*	Thorianite ()*
Thorite ()*	Uraninite ()*	Uranophane-α ()*	Xenotime-(Y) ()*	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 As Be C Ca Cu F Fe H Mg Na Nb O P Pb S Si Th Ti U Y Zn Zr

Elements from minerals reported directly at this locality: Al Fe H Na O Si

Structural Groups for minerals in this locality:
Amphibole Andalusite Arsenopyrite Brannerite Calcite Chalcopyrite Columbite Corundum Feldspar Fluorite
Nickeline None Not in a structural group Phenakite Pyrite Pyroxene Quartz Rocksalt Sphalerite Spinel
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
Aegirine ()*	Pyroxene	NaFe³⁺Si₂O₆	105	105	2	133085,133094	1022
Albite ()*	Feldspar	Na(AlSi₃O₈)	156	105	10	133083,133084,133085,133086,133087,133088,133089,133090,133092,133094	8803
Alunogen ()*	Not in a structural group	Al₂(SO₄)₃(H₂O)₁₂·5H₂O	105	105	1	133082	272
Andalusite ()*	Andalusite	Al₂SiO₅	156	146	0		1310
Arfvedsonite ()*	Amphibole	NaNa₂(Fe²⁺₄Fe³⁺)Si₈O₂₂(OH)₂	156	146	0		295
Arsenopyrite ()*	Arsenopyrite	FeAsS	105	105	1	133087	9052
Bassetite ()*	None	Fe²⁺(UO₂)₂(PO₄)₂(H₂O)₁₀	156	146	1	133092	51
Bornite ()*	None	Cu₅FeS₄	156	146	1	133092	5516
Brannerite ()*	Brannerite	UTi₂O₆	156	105	2	133086,133092	248
Calcite ()*	Calcite	Ca(CO₃)	105	105	1	133082	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	156	146	1	133092	27198
Coffinite ()*	Zircon	U(SiO₄)·nH₂O	156	146	1	133092	566
Fluorite ()*	Fluorite	CaF₂	105	105	5	133082,133084,133085,133086,133091	9617
Galena ()*	Rocksalt	PbS	156	105	3	133085,133086,133092	24243
Hematite ()*	Corundum	Fe₂O₃	105	105	2	133082,133094	14640
Nováčekite-I ()*	None	Mg(UO₂)₂(AsO₄)₂·12H₂O	156	146	1	133092	55
Iimoriite-(Y) ()*	None	Y₂(SiO₄)(CO₃)	105	105	1	133085	8
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	105	105	1	133088	5433
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	105	105	2	133085,133088	14899
Uranophane-β ()*	None	Ca(UO₂)₂(SiO₃OH)₂·5H₂O	156	146	1	133092	144
Phenakite ()*	Phenakite	Be₂(SiO₄)	105	105	1	133086	326
Pyrite ()*	Pyrite	FeS₂	156	105	6	133084,133085,133086,133088,133092,133094	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	156	146	1	133092	9056
Quartz ()*	Quartz	SiO₂	156	105	11	133082,133083,133084,133085,133086,133087,133088,133089,133090,133092,133094	61156
Riebeckite ()*	Amphibole	Na₂(Fe²⁺₃Fe³⁺₂)Si₈O₂₂(OH)₂	105	105	1	133085	375
Samarskite-(Y) ()*	Columbite	YFe³⁺Nb₂O₈	105	105	2	133084,133086	353
Siderite ()*	Calcite	Fe(CO₃)	105	105	1	133085	6417
Sklodowskite ()*	None	Mg(UO₂)₂(SiO₃OH)₂·6H₂O	156	146	1	133092	56
Sphalerite ()*	Sphalerite	ZnS	156	105	3	133085,133086,133092	21482
Thorianite ()*	Fluorite	ThO₂	105	105	1	133087	236
Thorite ()*	Zircon	Th(SiO₄)	156	105	9	133083,133084,133085,133086,133087,133088,133090,133092,133094	1006
Uraninite ()*	Fluorite	UO₂	156	105	3	133082,133085,133092	2718
Uranophane-α ()*	None	Ca(UO₂)₂(SiO₃OH)₂·5H₂O	105	105	1	133082	890
Xenotime-(Y) ()*	Zircon	Y(PO₄)	105	105	3	133084,133085,133086	939
Zircon ()*	Zircon	Zr(SiO₄)	105	105	4	133084,133085,133086,133087	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
	Mo-00051	105	105								Yes		Molybdenite	Mo	3290	Prince Of Wales Island, Ketchikan District, Prince Of Wales-Hyder Census Area, Alaska, USA	Prince of Wales Island	G. Gehrels; personal communications
	ree-00667	156	146	151 ± 5 Ma (Rb-Sr)	Rb-Sr										199753	Ross-Adams Mine, Bokan Mountain, Prince Of Wales Island, Ketchikan District, Prince Of Wales-Hyder Census Area, Alaska, USA	Bokan Mountain (Ross-Adams)	Orris and Grauch (2002)		USGSOFR02_189

Sample	Source Locality	Reference URL
R070457	I And L No. 4 Claim, Bokan Mountain, Prince Of Wales Island, Ketchikan District, Prince Of Wales-Hyder Census Area, Alaska, USA	https://rruff.info/R070457

All locality data graciously provided by mindat.org

All age data...