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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Heulandite Subgroup from
A/S Granit Quarry, Tuften, Tvedalen, Larvik Commune, Vestfold, Norway


Locality type:Quarry
Classification
Species:'Heulandite Subgroup' (not an IMA approved species)
Formula:(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Heulandite Subgroup data
Locality Data:Click here to view A/S Granit Quarry, Tuften, Tvedalen, Larvik Commune, Vestfold, Norway
Data Identifiers
Mindat Occurrence Record ID:1615303
Long-form Identifier:1:3:1615303:9
GUID (UUID V4):0
Nearest other occurrences of Heulandite Subgroup
1.9km (1.2 miles) ⓘØstskogen Quarry, Tvedalen, Larvik Commune, Vestfold, Norway
3.8km (2.3 miles) ⓘThorstein Quarry, Brunlanes, Larvik Commune, Vestfold, Norway
6.8km (4.2 miles) ⓘMidtfjellet Quarry, Malerød, Larvik Commune, Vestfold, Norway
10.7km (6.7 miles) ⓘResidental Lot along RV 301, Stavern (Fredriksvärn), Larvik Commune, Vestfold, Norway
18.1km (11.2 miles) ⓘKlåstad Quarry, Klåstad, Tjølling, Larvik Commune, Vestfold, Norway
18.2km (11.3 miles) ⓘSkallist Quarry, Klåstad, Tjølling, Larvik Commune, Vestfold, Norway
22.6km (14.1 miles) ⓘHjertnesåsen (Ranvikmyra), Sandefjord, Vestfold, Norway
23.9km (14.8 miles) ⓘHusebyåsen prospect, Vesterøya, Sandefjord, Vestfold, Norway
24.1km (15.0 miles) ⓘHaga, Vesterøya, Sandefjord, Vestfold, Norway
24.8km (15.4 miles) ⓘAasmund Berg Quarries, Fokserød, Sandefjord, Vestfold, Norway
References
Knut Edvard Larsen collection nr MM-7802Identified by Knut Edvard Larsen: Visual Identification
 
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