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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Amphibole Supergroup from
Upper Leptitehalleflinta group, Hällefors, Örebro County, Sweden


Locality type:Outcrop
Classification
Species:'Amphibole Supergroup' (not an IMA approved species)
Formula:AB2C5(T8O22)W2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Amphibole Supergroup data
Locality Data:Click here to view Upper Leptitehalleflinta group, Hällefors, Örebro County, Sweden
Data Identifiers
Mindat Occurrence Record ID:1448669
Long-form Identifier:1:3:1448669:6
GUID (UUID V4):0
Nearest other occurrences of Amphibole Supergroup
12.6km (7.8 miles) ⓘBrunnsjögruvan, Grythyttan, Hällefors, Örebro County, Sweden
12.9km (8.0 miles) ⓘKillingberget, Hällefors, Örebro County, Sweden
14.8km (9.2 miles) ⓘGåsgruvan Quarry, Persberg ore district, Filipstad, Värmland County, Sweden
18.0km (11.2 miles) ⓘGåsborn, Filipstad, Värmland County, Sweden
18.2km (11.3 miles) ⓘGarden dump, Långban Mine, Långban Ore District, Filipstad, Värmland County, Sweden
18.3km (11.4 miles) ⓘHålbäck mines, Finnshytteberg ore field, Nordmark mining district, Filipstad, Värmland County, Sweden
22.7km (14.1 miles) ⓘHaborshytte ore field, Nordmark mining district, Filipstad, Värmland County, Sweden
23.1km (14.4 miles) ⓘNordmark Odal Field, Filipstad, Värmland County, Sweden
23.2km (14.4 miles) ⓘFinngruvan-Gröngruvan, Nordmark Odal Field, Filipstad, Värmland County, Sweden
26.8km (16.7 miles) ⓘLångbocken mine, Nora, Örebro County, Sweden
References
Hellingwerf, Rob H. (1985) A contact-metamorphic occurrence of the assemblage nepheline-scapolite-diopside in a metabasic flow breccia from Bergslagen, Sweden. Mineralogical Magazine, 49 (353) 606-610 doi:10.1180/minmag.1985.049.353.17
 
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