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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Goethite from
Mahnomen pit, Ironton, Cuyuna North Range, Crow Wing County, Minnesota, USA


Locality type:Pit
Classification
Species:Goethite
Formula:Fe3+O(OH)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Goethite data
Locality Data:Click here to view Mahnomen pit, Ironton, Cuyuna North Range, Crow Wing County, Minnesota, USA
Data Identifiers
Mindat Occurrence Record ID:619404
Long-form Identifier:1:3:619404:8
GUID (UUID V4):0
Nearest other occurrences of Goethite
0.8km (0.5 miles) ⓘHuntington Mine, Cuyuna North Range, Crow Wing County, Minnesota, USA
2.5km (1.6 miles) ⓘRowe mine, Cuyuna North Range, Crow Wing County, Minnesota, USA
2.7km (1.7 miles) ⓘPennington Mine, Cuyuna North Range, Crow Wing County, Minnesota, USA
2.9km (1.8 miles) ⓘMaroco Mine, Ironton, Cuyuna North Range, Crow Wing County, Minnesota, USA
3.6km (2.2 miles) ⓘSagamore Mangan No. 2 pit, Riverton, Cuyuna North Range, Crow Wing County, Minnesota, USA
3.8km (2.4 miles) ⓘMusser Mine (Hanna Mining Company), Cuyuna North Range, Crow Wing County, Minnesota, USA
4.1km (2.6 miles) ⓘPortsmouth Mine, Cuyuna North Range, Crow Wing County, Minnesota, USA
5.1km (3.2 miles) ⓘCrosby Reserve H-50 (Crosby Iron Company et al), Crosby, Cuyuna North Range, Crow Wing County, Minnesota, USA
6.2km (3.8 miles) ⓘManuel Mine, Cuyuna North Range, Crow Wing County, Minnesota, USA
9.9km (6.2 miles) ⓘKennedy Mine, Cuyuna North Range, Crow Wing County, Minnesota, USA
References
Gruner, John W. (1947) Groutite, HMnO2, a new mineral of the diaspore-goethite group. American Mineralogist, 32 (11-12) 654-659
 
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