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
Midtfjellet Quarry, Malerød, Larvik Commune, Vestfold, Norway


09455750017369414183259.jpg
Andradite

Midtfjellet Quarry, Malerød, Larvik Commune, Vestfold, Norway
08747910017272305279592.jpg
Andradite, etc.

Midtfjellet Quarry, Malerød, Larvik Commune, Vestfold, Norway
05479780017272305282043.jpg
Andradite, etc.

Midtfjellet Quarry, Malerød, Larvik Commune, Vestfold, Norway
00274950017364862256091.jpg
Andradite

Midtfjellet Quarry, Malerød, Larvik Commune, Vestfold, Norway
08576890017364893099322.jpg
Andradite, etc.

Midtfjellet Quarry, Malerød, Larvik Commune, Vestfold, Norway
04317500017369414198628.jpg
Andradite, etc.

Midtfjellet Quarry, Malerød, Larvik Commune, Vestfold, Norway
09455750017369414183259.jpg
Andradite

Midtfjellet Quarry, Malerød, Larvik Commune, Vestfold, Norway
08747910017272305279592.jpg
Andradite, etc.

Midtfjellet Quarry, Malerød, Larvik Commune, Vestfold, Norway
05479780017272305282043.jpg
Andradite, etc.

Midtfjellet Quarry, Malerød, Larvik Commune, Vestfold, Norway
Locality type:Quarry
Classification
Species:Andradite
Formula:Ca3Fe23+(SiO4)3
Comments:Note: Larsen & Erambert (2007) refers to Malerød as the locality, but the sample analyzed was collected at Midtfjellet Quarry (K.E.Larsen pers. com. 2007)
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Analcime2
Microcline1
Titanite1
Data
Mineral Data:Click here to view Andradite data
Locality Data:Click here to view Midtfjellet Quarry, Malerød, Larvik Commune, Vestfold, Norway
Photo GalleryView Gallery (3 photos)
Data Identifiers
Mindat Occurrence Record ID:686802
Long-form Identifier:1:3:686802:4
GUID (UUID V4):0
Nearest other occurrences of Andradite
0.3km (0.2 miles) ⓘVardåsen Quarry, Malerød, Larvik Commune, Vestfold, Norway
5.9km (3.7 miles) ⓘVevja 2 Quarry, Tvedalen, Larvik Commune, Vestfold, Norway
7.8km (4.9 miles) ⓘLangangen, Porsgrunn, Telemark, Norway
9.5km (5.9 miles) ⓘHåkestad Quarry, Håkestad, Tjølling, Larvik Commune, Vestfold, Norway
11.9km (7.4 miles) ⓘZircon prospect, Stokkøya, Larvik Commune, Vestfold, Norway
12.4km (7.7 miles) ⓘRønningen E 18 roadcuts, Porsgrunn, Telemark, Norway
13.2km (8.2 miles) ⓘE18 roadcuts, Slevolden, Porsgrunn, Telemark, Norway
13.7km (8.5 miles) ⓘKjølsrød, Bjørkedalen, Porsgrunn, Telemark, Norway
14.6km (9.1 miles) ⓘBuer, Bjørkedalen, Porsgrunn, Telemark, Norway
18.1km (11.3 miles) ⓘAasmund Berg Quarries, Fokserød, Sandefjord, Vestfold, Norway
References
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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