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
Valberg Quarry, Valberg, Kragerø, Telemark, Norway


05544330017272731218597.jpg
Heulandite-Ca, etc.

Valberg Quarry, Valberg, Kragerø, Telemark, Norway
05544330017272731218597.jpg
Heulandite-Ca, etc.

Valberg Quarry, Valberg, Kragerø, Telemark, Norway
03519170017272723076171.jpg
Heulandite-Ca, etc.

Valberg Quarry, Valberg, Kragerø, Telemark, 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 Valberg Quarry, Valberg, Kragerø, Telemark, Norway
Data Identifiers
Mindat Occurrence Record ID:560757
Long-form Identifier:1:3:560757:0
GUID (UUID V4):0
Nearest other occurrences of Heulandite Subgroup
1.8km (1.1 miles) ⓘØstland, Kragerø, Telemark, Norway
23.2km (14.4 miles) ⓘRavneberget Quarry, Søndeled, Risør, Agder, Norway
26.9km (16.7 miles) ⓘMoland Industrial Site, Akland, Risør, Agder, Norway
30.4km (18.9 miles) ⓘA/S Granit Quarry, Tuften, Tvedalen, Larvik Commune, Vestfold, Norway
31.0km (19.3 miles) ⓘØstskogen Quarry, Tvedalen, Larvik Commune, Vestfold, Norway
33.0km (20.5 miles) ⓘThorstein Quarry, Brunlanes, Larvik Commune, Vestfold, Norway
37.1km (23.0 miles) ⓘMidtfjellet Quarry, Malerød, Larvik Commune, Vestfold, Norway
37.7km (23.4 miles) ⓘResidental Lot along RV 301, Stavern (Fredriksvärn), Larvik Commune, Vestfold, Norway
47.3km (29.4 miles) ⓘKlåstad Quarry, Klåstad, Tjølling, Larvik Commune, Vestfold, Norway
47.6km (29.6 miles) ⓘSkallist Quarry, Klåstad, Tjølling, Larvik Commune, Vestfold, Norway
References
Nordrum, Fred Steinar (2000) Ni, Co-mineralizations in the Valberg quarry, Kragerø, South Norway: a progress report. Norsk Bergverksmuseum Skrift, 17. 64-70
 
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