Lund, K., Box, S. E., Holm-Denoma, C. S., San Juan, C. A., Blakely, R. J., Saltus, R. W., ... & Dewitt, E. H. (2015). Basement domain map of the conterminous United States and Alaska (Data Series 898, p. 48). US Department of the Interior, US Geological Survey.

Mindat Locality ID:

421968

Long-form identifier:

mindat:1:2:421968:5

GUID (UUID V4):

Oceanic arc
Collisional
80 Ma
Peninsula arc.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.

ⓘ Gold

ⓘ Iron

ⓘ Titanium

Mineral List

Mineral list contains entries from the region specified including sub-localities

ⓘ Ilmenite

ⓘ Magnetite

ⓘ Native Gold

3 valid minerals.

Detailed Mineral List:

ⓘ Ilmenite

Formula: Fe²⁺TiO₃

Localities:

Nelson Lagoon Occurrence, Aleutians East Borough, Alaska, USA
Unnamed Occurrence (ARDF - BB001; beach southwest of Cinder River), Lake and Peninsula Borough, Alaska, USA
Unnamed Occurrence (ARDF - CG009; on coast near Ilnik), Aleutians East Borough, Alaska, USA

ⓘ Magnetite

Formula: Fe²⁺Fe³⁺₂O₄

Localities:

ⓘ Native Gold

Formula: Au

Locality: Unnamed Occurrence (ARDF - BB001; beach southwest of Cinder River), Lake and Peninsula Borough, Alaska, USA

References:

(2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘ	Native Gold	1.AA.05	Au
Group 4 - Oxides and Hydroxides
ⓘ	Magnetite	4.BB.05	Fe²⁺Fe³⁺₂O₄
ⓘ	Ilmenite	4.CB.05	Fe²⁺TiO₃

List of minerals for each chemical element

O	Oxygen
O	ⓘ Ilmenite	Fe²⁺TiO₃
O	ⓘ Magnetite	Fe²⁺Fe₂³⁺O₄
Ti	Titanium
Ti	ⓘ Ilmenite	Fe²⁺TiO₃
Fe	Iron
Fe	ⓘ Ilmenite	Fe²⁺TiO₃
Fe	ⓘ Magnetite	Fe²⁺Fe₂³⁺O₄
Au	Gold
Au	ⓘ Native Gold	Au

Fossils

There are 7 fossil localities from the PaleoBioDB database within this region.

These data are provided on an experimental basis and are taken from external databases. Mindat.org has no control currently over the accuracy of these data.

Occurrences

Youngest Fossil Listed

0.01 Ma (Pleistocene)

Oldest Fossil Listed

157 Ma (Jurassic)

Stratigraphic Units

Unit	No. Occurrences	Age
Bear Lake	12	11.608 - 5.333 Ma (Miocene)
Unga Conglomerate	1	15.97 - 11.608 Ma (Miocene)
Unga	2	23.03 - 5.333 Ma (Miocene)
Naknek	1	157.3 - 145 Ma (Jurassic)

Fossils from Region

Click here to show the list.

Accepted Name	Hierarchy	Age
Crepidula genus	Animalia : Mollusca : Gastropoda : Littorinimorpha : Calyptraeidae : *Crepidula*	11.608 - 5.333 Ma Miocene
Colus genus	Animalia : Mollusca : Gastropoda : Neogastropoda : Buccinidae : *Colus*	11.608 - 5.333 Ma Miocene
Chlamys (Swiftopecten) subgenus	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Chlamys : *Chlamys (Swiftopecten)*	15.97 - 11.608 Ma Miocene
Clinocardium genus	Animalia : Mollusca : Bivalvia : Cardiida : Cardiidae : *Clinocardium*	11.608 - 5.333 Ma Miocene
Securella genus	Animalia : Mollusca : Bivalvia : Venerida : *Securella*	11.608 - 5.333 Ma Miocene
Chirona genus	Animalia : Arthropoda : Maxillopoda : Sessilia : Archaeobalanidae : *Chirona*	11.608 - 5.333 Ma Miocene
Echinodermata phylum	Animalia : Echinodermata	11.608 - 5.333 Ma Miocene
Isurus genus	Animalia : Chordata : Elasmobranchii : Lamniformes : Lamnidae : *Isurus*	11.608 - 5.333 Ma Miocene
Desmostylia order	Animalia : Chordata : Mammalia : Desmostylia	11.608 - 5.333 Ma Miocene
Theropoda unranked clade	Animalia : Chordata : Saurischia : Theropoda	157.3 - 145 Ma Jurassic
Delphinapterus leucas species	Animalia : Chordata : Mammalia : Cetacea : Monodontidae : Delphinapterus : *Delphinapterus leucas*	0.0117 - 0 Ma Quaternary
Macoma (Macoma) calcarea species	Animalia : Mollusca : Bivalvia : Cardiida : Tellinidae : Macoma : *Macoma (Macoma) calcarea*	11.608 - 5.333 Ma Miocene
Tellina aragonia species	Animalia : Mollusca : Bivalvia : Cardiida : Tellinidae : Tellina : *Tellina aragonia*	11.608 - 5.333 Ma Miocene
Mactromeris albaria species	Animalia : Mollusca : Bivalvia : Veneroidei : Mactridae : Mactromeris : *Mactromeris albaria*	11.608 - 5.333 Ma Miocene
Vertipecten lachenbruchi species	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Vertipecten : *Vertipecten lachenbruchi*	33.9 - 23.03 Ma Cenozoic
Scutella gabbi species	Animalia : Echinodermata : Echinoidea : Clypeasteroida : Scutellidae : Scutella : *Scutella gabbi*	11.608 - 5.333 Ma Miocene
Fortipecten mollerensis species	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Fortipecten : *Fortipecten mollerensis*	11.608 - 5.333 Ma Miocene
Echinarachnius astrodapsoides species	Animalia : Echinodermata : Echinoidea : Clypeasteroida : Echinarachniidae : Echinarachnius : *Echinarachnius astrodapsoides*	23.03 - 5.333 Ma Miocene
Echinarachnius ungaensis species	Animalia : Echinodermata : Echinoidea : Clypeasteroida : Echinarachniidae : Echinarachnius : *Echinarachnius ungaensis*	23.03 - 5.333 Ma Miocene
Kewia kehoei species	Animalia : Echinodermata : Echinoidea : Clypeasteroida : Echinarachniidae : Kewia : *Kewia kehoei*	5.333 - 3.6 Ma Neogene

Fossil Localities

Click to show 7 fossil localities

USA

Alaska
- Aleutians East Borough
  - Cenozoic🐚 Jerk Triangulation Station
  - Miocene🐚 M1186 - Bear Lake Section
  - Miocene🐚 North side of Port Moller
  - Neogene🐚 Port Moller east
  - Miocene🐚 Sandy Ridge
- Lake And Peninsula Borough
  - Jurassic🐚 Black Lake tracksite
  - Quaternary🐚 Whaling Survey

Localities in this Region

USA

Alaska
- Aleutians East Borough
  - Nelson Lagoon Occurrence
  - Unnamed Occurrence (ARDF - CG009; on coast near Ilnik)
- Lake and Peninsula Borough
  - Unnamed Occurrence (ARDF - BB001; beach southwest of Cinder River)

Other Regions, Features and Areas that Intersect

North AmericaContinent

North America PlateTectonic Plate

Bristol Bay BasinBasin
East Aleutian ArcVolcanic Arc

USA

Alaska
- Alaska Peninsula Mining DistrictMining District

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Quick NavTop Commodities Mineral List Fossils Localities in Region Other Regions References

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