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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Oligoclase from
Medves Hill quarry, Salgótarján, Nógrád County, Hungary


Locality type:Quarry
Classification
Species:Albite var: Oligoclase
Formula:(Na,Ca)[Al(Si,Al)Si2O8]
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Oligoclase data
Locality Data:Click here to view Medves Hill quarry, Salgótarján, Nógrád County, Hungary
Data Identifiers
Mindat Occurrence Record ID:302116
Long-form Identifier:1:3:302116:3
GUID (UUID V4):0
Nearest other occurrences of Oligoclase
7.4km (4.6 miles) ⓘUnnamed stone quarry, Čamovce, Lučenec District, Banská Bystrica Region, Slovakia
11.2km (6.9 miles) ⓘGortva, Hajnáčka sapphire occurrence, Hajnáčka, Rimavská Sobota District, Banská Bystrica Region, Slovakia
23.0km (14.3 miles) ⓘPinciná maar, Pinciná, Lučenec District, Banská Bystrica Region, Slovakia
46.2km (28.7 miles) ⓘSkarn outcrop, Kokava nad Rimavicou, Poltár District, Banská Bystrica Region, Slovakia
64.7km (40.2 miles) ⓘOchtiná-Rochovce Mo-W deposit, Ochtiná, Rožňava District, Košice Region, Slovakia
69.5km (43.2 miles) ⓘDobrá Niva andesite quarry, Dobrá Niva, Zvolen District, Banská Bystrica Region, Slovakia
80.3km (49.9 miles) ⓘApátkúti Quarry, Visegrád, Szentendre District, Pest County, Hungary
86.1km (53.5 miles) ⓘMedvedí potok Sn deposit, Hnilec, Spišská Nová Ves District, Košice Region, Slovakia
86.5km (53.8 miles) ⓘHodruša-Hámre mines, Hodruša-Hámre, Žarnovica District, Banská Bystrica Region, Slovakia
95.2km (59.1 miles) ⓘNová Baňa deposit, Nová Baňa, Žarnovica District, Banská Bystrica Region, Slovakia
References
Koch: Minerals of Hungary
 
and/or  
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