Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Stilbite Subgroup from
Østland, Kragerø, Telemark, Norway


Locality type:Road Cutting
Classification
Species:'Stilbite Subgroup' (not an IMA approved species)
Formula:M6-7[Al8-9Si27-28O72] · nH2O
Habit:sheaflike aggregates and individual xls flattened parallell to 010
Colour:Red & colorless
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Stilbite Subgroup data
Locality Data:Click here to view Østland, Kragerø, Telemark, Norway
Data Identifiers
Mindat Occurrence Record ID:480211
Long-form Identifier:1:3:480211:2
GUID (UUID V4):0
Nearest other occurrences of Stilbite Subgroup
1.8km (1.1 miles) ⓘValberg Quarry, Valberg, Kragerø, Telemark, Norway
4.5km (2.8 miles) ⓘRefsalen, Sannidal, Kragerø, Telemark, Norway
21.8km (13.5 miles) ⓘRavneberget Quarry, Søndeled, Risør, Agder, Norway
26.3km (16.3 miles) ⓘDalen-Kjørholt Mine, Brevik, Porsgrunn, Telemark, Norway
28.9km (17.9 miles) ⓘHavneberget, Nevlunghavn, Larvik Commune, Vestfold, Norway
34.7km (21.6 miles) ⓘMyre, Vegårshei, Agder, Norway
36.4km (22.6 miles) ⓘRamsåskollen, Skien, Telemark, Norway
47.3km (29.4 miles) ⓘAustre Moland, Arendal, Agder, Norway
48.7km (30.2 miles) ⓘRoadcut 2, Stulen ore field, Skien, Telemark, Norway
58.3km (36.2 miles) ⓘLangsæv Mine, Steinsås, Barbudalen, Arendal, Agder, Norway
References
Sæbø, Per Chr. , Reitan, P.H. (1959) An occurence of zeolites at Kragerø, southern Norway, in Årbok 1958. Norges Geologiske Undersøkelse 205, 174-180
 
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