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:
Gould Island, Hetta Inlet, Prince Of Wales Island, Ketchikan District, Prince Of Wales-Hyder Census Area, Alaska, USA

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

mindat Locality ID: 275241
mindat URL: http://www.mindat.org/loc-275241.html

Tectonic Settings:

Total number of sublocalities beneath "Gould Island, Hetta Inlet, Prince Of Wales Island, Ketchikan District, Prince Of Wales-Hyder Census Area, Alaska, USA": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Gould Prospect (ARDF - CR124)

Latitude: 55°16'37"N
Longitude: 132°37'"W
Decimal Degree (lat, lon): 55.276944444444,-132.61666666667

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.

Calcite	Chalcopyrite	Clinozoisite	Epidote	None	Quartz	Rocksalt	Sphalerite	Wollastonite

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 C Ca Cu Fe H O Pb S Si Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Calcite Chalcopyrite Clinozoisite Epidote None Quartz Rocksalt Sphalerite Wollastonite

7 IMA Minerals at location:

Calcite ()*	Chalcopyrite ()*	Epidote ()*	Galena ()*	Quartz ()*
Sphalerite ()*	Wollastonite ()*

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
Calcite ()*	Calcite	Ca(CO₃)	105	105	1	133149	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	105	105	1	133149	27198
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	105	105	1	133149	8173
Galena ()*	Rocksalt	PbS	105	105	1	133149	24243
Quartz ()*	Quartz	SiO₂	105	105	1	133149	61156
Sphalerite ()*	Sphalerite	ZnS	105	105	1	133149	21482
Wollastonite ()*	Wollastonite	CaSiO₃	105	105	1	133149	1247

1 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

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...