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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Aegirine from
Tangane, Siktesøya, Porsgrunn, Telemark, Norway


Locality type:Pegmatite
Classification
Species:Aegirine
Formula:NaFe3+Si2O6
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Aegirine data
Locality Data:Click here to view Tangane, Siktesøya, Porsgrunn, Telemark, Norway
Data Identifiers
Mindat Occurrence Record ID:641437
Long-form Identifier:1:3:641437:5
GUID (UUID V4):0
Nearest other occurrences of Aegirine
1.2km (0.7 miles) ⓘArøyskjærene North, Arøyskjærene (Arøy skerries), Larvik Commune, Vestfold, Norway
1.3km (0.8 miles) ⓘEikaholmen, Larvik Commune, Vestfold, Norway
1.4km (0.9 miles) ⓘNatrolittodden, Vesle Arøya, Larvik Commune, Vestfold, Norway
1.4km (0.9 miles) ⓘEudidymite-Epididymite locality, Vesle Arøya, Larvik Commune, Vestfold, Norway
1.5km (0.9 miles) ⓘParadisbukta, Store Arøya (Arøy), Larvik Commune, Vestfold, Norway
2.3km (1.4 miles) ⓘSkutevik, Håøya West, Håøya, Porsgrunn, Telemark, Norway
2.7km (1.7 miles) ⓘSkolebukta, Håøya, Porsgrunn, Telemark, Norway
2.9km (1.8 miles) ⓘZircon prospect, Stokkøya, Larvik Commune, Vestfold, Norway
3.2km (2.0 miles) ⓘHviteberget, Stokkøya, Larvik Commune, Vestfold, Norway
4.5km (2.8 miles) ⓘBarkevikstranda, Barkevika, Barkevik area, Larvik Commune, Vestfold, Norway
References
Larsen, Alf Olav (1988) Helvite group minerals from syenite pegmatites in the Oslo Region, Norway. Contribution to the mineralogy of Norway, No. 68. Norsk Geologisk Tidsskrift [Norwegian Journal of Geology], 68 (2) 119-124
 
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