Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Magnetite from
Duke Island, Ketchikan Mining District, Prince of Wales-Hyder Census Area, Alaska, USA


Locality type:Island
Classification
Species:Magnetite
Formula:Fe2+Fe23+O4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Magnetite data
Locality Data:Click here to view Duke Island, Ketchikan Mining District, Prince of Wales-Hyder Census Area, Alaska, USA
Data Identifiers
Mindat Occurrence Record ID:1094811
Long-form Identifier:1:3:1094811:6
GUID (UUID V4):0
Localities for Magnetite in this Region
Duke Island Prospects, Duke Island, Ketchikan Mining District, Prince of Wales-Hyder Census Area, Alaska, USA
Judd Harbor area, Duke Island Prospects, Duke Island, Ketchikan Mining District, Prince of Wales-Hyder Census Area, Alaska, USA
Nearest other occurrences of Magnetite
2.2km (1.4 miles) ⓘDuke Island Prospects, Duke Island, Ketchikan Mining District, Prince of Wales-Hyder Census Area, Alaska, USA
4.4km (2.7 miles) ⓘJudd Harbor area, Duke Island Prospects, Duke Island, Ketchikan Mining District, Prince of Wales-Hyder Census Area, Alaska, USA
15.1km (9.4 miles) ⓘIron Occurrence, Kwain Bay, Annette Island, Ketchikan Mining District, Prince of Wales-Hyder Census Area, Alaska, USA
15.9km (9.9 miles) ⓘStebbins Prospects and unnamed prospects, Percy Island group, Ketchikan Mining District, Prince of Wales-Hyder Census Area, Alaska, USA
19.8km (12.3 miles) ⓘCopper Silver Occurrences, 'Sink Lake', Annette Island, Ketchikan Mining District, Prince of Wales-Hyder Census Area, Alaska, USA
21.5km (13.3 miles) ⓘSilver Molybdenum Occurrences, Dubuque Mountain, Annette Island, Ketchikan Mining District, Prince of Wales-Hyder Census Area, Alaska, USA
21.6km (13.4 miles) ⓘGold Molybdenum Occurrence, Purple Lake, Annette Island, Ketchikan Mining District, Prince of Wales-Hyder Census Area, Alaska, USA
23.1km (14.3 miles) ⓘChromium Occurrences, Yellow Hill, Annette Island, Ketchikan Mining District, Prince of Wales-Hyder Census Area, Alaska, USA
24.3km (15.1 miles) ⓘYellow Hill Occurrences, Yellow Hill, Annette Island, Ketchikan Mining District, Prince of Wales-Hyder Census Area, Alaska, USA
30.3km (18.8 miles) ⓘCopper Occurrences, Sylburn Harbor, Annette Island, Ketchikan Mining District, Prince of Wales-Hyder Census Area, Alaska, USA
References
Thakurta, J. (2008). Isotopic and mineralogical studies of sulfide mineralization and hydrothermal alteration in the Duke Island ultramafic complex, southeastern Alaska. PhD thesis Indiana University.
 
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