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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Cryptoperthite from
RV 301 Helgeroaveien roadcut, Jahren pegmatite, Stavern (Fredriksvärn), Larvik Commune, Vestfold, Norway


Locality type:Road Cutting
Classification
Species:Feldspar Group var: Cryptoperthite
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Cryptoperthite data
Locality Data:Click here to view RV 301 Helgeroaveien roadcut, Jahren pegmatite, Stavern (Fredriksvärn), Larvik Commune, Vestfold, Norway
Data Identifiers
Mindat Occurrence Record ID:1471843
Long-form Identifier:1:3:1471843:4
GUID (UUID V4):0
Nearest other occurrences of Cryptoperthite
1.2km (0.7 miles) ⓘMathullet, Stavern (Fredriksvärn), Larvik Commune, Vestfold, Norway
1.9km (1.2 miles) ⓘFeldspar Prospect, Rakke, Stavern (Fredriksvärn), Larvik Commune, Vestfold, Norway
2.0km (1.2 miles) ⓘNordre Blokkhus (Blokkhusberget), Fredriksvern Verft, Stavern (Fredriksvärn), Larvik Commune, Vestfold, Norway
2.0km (1.2 miles) ⓘPegmatite occurrence near the old military hospital, Fredriksvern Verft, Stavern (Fredriksvärn), Larvik Commune, Vestfold, Norway
2.1km (1.3 miles) ⓘStavern (Fredriksvärn), Larvik Commune, Vestfold, Norway
2.6km (1.6 miles) ⓘKikutøen, Stavernsøya, Fredriksvern Verft, Stavern (Fredriksvärn), Larvik Commune, Vestfold, Norway
2.6km (1.6 miles) ⓘCitadelløya (Festningsøya), Stavernsøya, Fredriksvern Verft, Stavern (Fredriksvärn), Larvik Commune, Vestfold, Norway
5.2km (3.2 miles) ⓘSteinvika, Larvik Commune, Vestfold, Norway
8.2km (5.1 miles) ⓘSvennerhavna, Svenner, Stavern (Fredriksvärn), Larvik Commune, Vestfold, Norway
8.8km (5.5 miles) ⓘAlmenningen Quarry (Treschow-Fritzøe Quarry), Tvedalen, Larvik Commune, Vestfold, Norway
References
Knut Edvard Larsen observation in field mars 2021
 
and/or  
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