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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Phenakite from
Kristiansen Quarry (Bånkall Quarry), Bånkall, Grorud, Oslo, Norway


Locality type:Quarry
Classification
Species:Phenakite
Formula:Be2SiO4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Phenakite data
Locality Data:Click here to view Kristiansen Quarry (Bånkall Quarry), Bånkall, Grorud, Oslo, Norway
Data Identifiers
Mindat Occurrence Record ID:84394
Long-form Identifier:1:3:84394:6
GUID (UUID V4):0
Nearest other occurrences of Phenakite
2.6km (1.6 miles) ⓘBjønndalen Quarry, Nittedal, Akershus, Norway
4.1km (2.6 miles) ⓘRødtvedt, Grorud, Oslo, Norway
39.8km (24.7 miles) ⓘSkatvedt, Sætre, Hurum, Asker, Akershus, Norway
39.8km (24.8 miles) ⓘSætre, Hurum, Asker, Akershus, Norway
40.0km (24.9 miles) ⓘFollestad waste facility, Follestad industrial site, Røyken, Asker, Akershus, Norway
40.6km (25.2 miles) ⓘGrytnes, Stikkvannsveien, Sætre, Hurum, Asker, Akershus, Norway
45.4km (28.2 miles) ⓘSelvigstranda Prospect, Hurum, Asker, Akershus, Norway
49.0km (30.5 miles) ⓘGjerpenkollen, Drammen, Buskerud, Norway
52.7km (32.7 miles) ⓘTofte, Hurum, Asker, Akershus, Norway
68.7km (42.7 miles) ⓘBakstevalåsen, Gunhildrud, Øvre Eiker, Buskerud, Norway
References
Oftedal, Ivar; Ahlberg, Per; Sæbø, Per Christian (1965) Contributions to the mineralogy of Norway. No. 30. Minerals from nordmarkite druses. Norsk Geologisk Tidsskrift [Norwegian Journal of Geology], 45 (2). p.171-175.
 
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