Vote for your favorite mineral in #MinCup26! - Hafnon vs. Putnisite
It's a pair of tiny minerals of unusual chemistry as orange Hafnon battles with purple Putnisite.
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Oligoclase from
St Maria Anna mine, Przecznica, Gmina Mirsk, Lwówek Śląski County, Lower Silesian Voivodeship, Poland


Locality type:Mine
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 St Maria Anna mine, Przecznica, Gmina Mirsk, Lwówek Śląski County, Lower Silesian Voivodeship, Poland
Data Identifiers
Mindat Occurrence Record ID:1096681
Long-form Identifier:1:3:1096681:1
GUID (UUID V4):0
Nearest other occurrences of Oligoclase
11.8km (7.3 miles) ⓘSzklarska Poręba Huta granite quarry, Szklarska Poręba, Karkonosze County, Lower Silesian Voivodeship, Poland
11.8km (7.3 miles) ⓘSkalna Brama pegmatite, Szklarska Poręba, Karkonosze County, Lower Silesian Voivodeship, Poland
13.5km (8.4 miles) ⓘJizerská louka, Jizerka, Kořenov, Jablonec nad Nisou District, Liberec Region, Czech Republic
20.0km (12.4 miles) ⓘMount Sołtysia, Cieplice Śląskie-Zdrój, Jelenia Góra, Lower Silesian Voivodeship, Poland
29.2km (18.2 miles) ⓘTrzmielak pegmatite, Bobrów, Gmina Mysłakowice, Karkonosze County, Lower Silesian Voivodeship, Poland
31.4km (19.5 miles) ⓘTrachyandesite occurrence, Bogatynia, Zgorzelec County, Lower Silesian Voivodeship, Poland
33.0km (20.5 miles) ⓘUnnamed quarry, Kowary, Karkonosze County, Lower Silesian Voivodeship, Poland
37.7km (23.4 miles) ⓘBogatynia Volcanic Complex, Gmina Bogatynia, Zgorzelec County, Lower Silesian Voivodeship, Poland
67.6km (42.0 miles) ⓘMount Gomólnik Mały, Grzmiąca, Gmina Głuszyca, Wałbrzych County, Lower Silesian Voivodeship, Poland
69.1km (42.9 miles) ⓘKlinek, Zagórze Śląskie, Gmina Walim, Wałbrzych County, Lower Silesian Voivodeship, Poland
References
Lis, Józef, Sylwestrzak, Hubert (1986) Minerały Dolnego Śląska [Minerals of the Lower Silesia]. Wydawnictwa Geologiczne.
 
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