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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Andradite from
E18 roadcuts, Slevolden, Porsgrunn, Telemark, Norway


Locality type:Road Cutting
Classification
Species:Andradite
Formula:Ca3Fe23+(SiO4)3
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Helvine2
Gonnardite2
Analcime2
Data
Mineral Data:Click here to view Andradite data
Locality Data:Click here to view E18 roadcuts, Slevolden, Porsgrunn, Telemark, Norway
Data Identifiers
Mindat Occurrence Record ID:171024
Long-form Identifier:1:3:171024:3
GUID (UUID V4):0
Nearest other occurrences of Andradite
1.0km (0.6 miles) ⓘRønningen E 18 roadcuts, Porsgrunn, Telemark, Norway
1.4km (0.9 miles) ⓘKjølsrød, Bjørkedalen, Porsgrunn, Telemark, Norway
5.8km (3.6 miles) ⓘLangangen, Porsgrunn, Telemark, Norway
6.0km (3.7 miles) ⓘBuer, Bjørkedalen, Porsgrunn, Telemark, Norway
11.1km (6.9 miles) ⓘVevja 2 Quarry, Tvedalen, Larvik Commune, Vestfold, Norway
11.5km (7.1 miles) ⓘFaret, Skien, Telemark, Norway
13.2km (8.2 miles) ⓘMidtfjellet Quarry, Malerød, Larvik Commune, Vestfold, Norway
13.4km (8.3 miles) ⓘVardåsen Quarry, Malerød, Larvik Commune, Vestfold, Norway
14.4km (8.9 miles) ⓘZircon prospect, Stokkøya, Larvik Commune, Vestfold, Norway
16.2km (10.0 miles) ⓘSandgruven North, Skien, Telemark, Norway
References
Burvald, Ingulv (1993) To forekomster av nefelin-syenitt-pegmatitt i Telemark, in Telemark II. STEIN. Nordisk magasin for populær geologi, 20 (3) 176-179
Larsen, Alf Olav, Erambert, Muriel (2007) The chemical composition of garnets from the syenite pegmatites in the Larvik Plutonic Complex. Norsk Bergverksmuseum Skrift, 35. 41-48
 
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