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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Quartz from
Laura mine, Eygelshoven, Kerkrade, Limburg, Netherlands


Locality type:Colliery
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Laura mine, Eygelshoven, Kerkrade, Limburg, Netherlands
Data Identifiers
Mindat Occurrence Record ID:152004
Long-form Identifier:1:3:152004:0
GUID (UUID V4):0
Nearest other occurrences of Quartz
3.1km (1.9 miles) ⓘWilhelmina mine, Kerkrade, Limburg, Netherlands
4.1km (2.5 miles) ⓘDe Groot quarry, Landgraaf, Limburg, Netherlands
4.2km (2.6 miles) ⓘDomaniale mine, Kerkrade, Limburg, Netherlands
4.6km (2.9 miles) ⓘWillem-Sophia mine, Kerkrade, Limburg, Netherlands
5.8km (3.6 miles) ⓘOranje-Nassau-I mine, Heerlen, Limburg, Netherlands
7.1km (4.4 miles) ⓘHendrik mine, Brunssum, Limburg, Netherlands
7.3km (4.5 miles) ⓘEmma-Hendrik coal dump, Brunssum, Limburg, Netherlands
7.9km (4.9 miles) ⓘAnna mine, Alsdorf, Aachen, Cologne, North Rhine-Westphalia, Germany
8.4km (5.2 miles) ⓘEmma mine, Brunssum, Limburg, Netherlands
13.3km (8.3 miles) ⓘEmil Mayrisch Mine, Freialdenhoven, Siersdorf, Aachen, Cologne, North Rhine-Westphalia, Germany
References
T.G. Nijland, J.C. Zwaan, D. Visser, J. Leloux - De mineralen van Nederland - 2007
 
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