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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Prehnite from
Søndre Kleivan, Holmestrand, Vestfold, Norway


Locality type:Construction Site
Classification
Species:Prehnite
Formula:Ca2Al2Si3O10(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Prehnite data
Locality Data:Click here to view Søndre Kleivan, Holmestrand, Vestfold, Norway
Data Identifiers
Mindat Occurrence Record ID:767288
Long-form Identifier:1:3:767288:0
GUID (UUID V4):0
Localities for Prehnite in this Region
Solsikken, Søndre Kleivan, Holmestrand, Vestfold, Norway
Nearest other occurrences of Prehnite
0.3km (0.2 miles) ⓘSolsikken, Søndre Kleivan, Holmestrand, Vestfold, Norway
0.8km (0.5 miles) ⓘBjerkeli residental area, Botne, Holmestrand, Vestfold, Norway
1.1km (0.7 miles) ⓘKleivanveien, Botne, Holmestrand, Vestfold, Norway
1.2km (0.8 miles) ⓘRamberg terrasse, Botne, Holmestrand, Vestfold, Norway
1.4km (0.9 miles) ⓘSjøskogen, Holmestrand, Vestfold, Norway
1.4km (0.9 miles) ⓘTvillingbru, Holmestrand, Vestfold, Norway
3.2km (2.0 miles) ⓘRove, Botne, Holmestrand, Vestfold, Norway
3.3km (2.1 miles) ⓘRailway tunnel, Fjordveien, Holmestrand, Vestfold, Norway
3.5km (2.2 miles) ⓘHvitsteinbakken, Holmestrand, Vestfold, Norway
4.7km (2.9 miles) ⓘHvittingfossveien, Kleivbrottet, Holmestrand, Vestfold, Norway
References
Knut Edvard Larsen MM collection (# 3351)
 
and/or  
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