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
Iwakura-yama ultramafics, Kamaishi City, Iwate Prefecture, Japan


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 Iwakura-yama ultramafics, Kamaishi City, Iwate Prefecture, Japan
Data Identifiers
Mindat Occurrence Record ID:898413
Long-form Identifier:1:3:898413:5
GUID (UUID V4):0
Nearest other occurrences of Magnetite
3.4km (2.1 miles) ⓘKamaishi mine, Kamaishi City, Iwate Prefecture, Japan
5.7km (3.6 miles) ⓘArakawa ultramafics, Kamaishi City, Iwate Prefecture, Japan
35.5km (22.0 miles) ⓘAkagane mine, Esashi ward, Oshu City, Iwate Prefecture, Japan
39.1km (24.3 miles) ⓘMatsuiwa mine (Kohoku mine), Kesennuma City, Miyagi Prefecture, Japan
41.2km (25.6 miles) ⓘNeichi mine, Kamineichi, Miyako City, Iwate Prefecture, Japan
56.0km (34.8 miles) ⓘTaro mine, Taro, Miyako City, Iwate Prefecture, Japan
71.3km (44.3 miles) ⓘSennin mine (Wagasennin mine), Waga, Kitakami City, Iwate Prefecture, Japan
88.1km (54.7 miles) ⓘHosokura mine, Kurihara City, Miyagi Prefecture, Japan
88.2km (54.8 miles) ⓘNoda-Tamagawa mine, Noda, Kunohe-gun, Iwate Prefecture, Japan
88.5km (55.0 miles) ⓘOdomori mine, Miyagi Prefecture, Japan
References
Yoshihide Shiga (1983) Fe-Ni(-Co)-S- minerals in the Hayachine ultramafic rocks of the Kamaishi mining district, Northeastern Japan. Mining Geology 33:23-38
 
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