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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Feldspar Group from
Mount Wołek, Janowice Wielkie, Gmina Janowice Wielkie, Karkonosze County, Lower Silesian Voivodeship, Poland


Locality type:Vein
Classification
Species:'Feldspar Group' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Feldspar Group data
Locality Data:Click here to view Mount Wołek, Janowice Wielkie, Gmina Janowice Wielkie, Karkonosze County, Lower Silesian Voivodeship, Poland
Data Identifiers
Mindat Occurrence Record ID:1565287
Long-form Identifier:1:3:1565287:0
GUID (UUID V4):0
Nearest other occurrences of Feldspar Group
1.0km (0.6 miles) ⓘDzicza Góra, Rędziny, Gmina Kamienna Góra, Kamienna Góra County, Lower Silesian Voivodeship, Poland
2.8km (1.7 miles) ⓘColourful Lakelets, Wieściszowice, Gmina Marciszów, Kamienna Góra County, Lower Silesian Voivodeship, Poland
2.9km (1.8 miles) ⓘPiaskowa Mt., Janowice Wielkie, Gmina Janowice Wielkie, Karkonosze County, Lower Silesian Voivodeship, Poland
4.8km (3.0 miles) ⓘGesellen Glück adit, Ciechanowice, Gmina Marciszów, Kamienna Góra County, Lower Silesian Voivodeship, Poland
8.5km (5.3 miles) ⓘGranite/aplite outcrop, Kowary, Karkonosze County, Lower Silesian Voivodeship, Poland
8.9km (5.5 miles) ⓘUnnamed granite quarry, Kowary, Karkonosze County, Lower Silesian Voivodeship, Poland
12.6km (7.8 miles) ⓘSkowron basalt quarry, Maciejowa, Jelenia Góra, Lower Silesian Voivodeship, Poland
12.7km (7.9 miles) ⓘAnielska Góra rhyolite quarry, Przedwojów, Gmina Kamienna Góra, Kamienna Góra County, Lower Silesian Voivodeship, Poland
16.9km (10.5 miles) ⓘŚwiny rhyolite quarry, Świny, Gmina Bolków, Jawor County, Lower Silesian Voivodeship, Poland
17.8km (11.0 miles) ⓘWolbromek rhyolite quarry, Wolbromek, Gmina Bolków, Jawor County, Lower Silesian Voivodeship, Poland
References
Kozłowski, A., & Matyszczak, W. (2022). Silver compounds as minerals in the eastern Karkonosze granitoid pluton, Sudetes, Poland. Acta Geologica Polonica, 72(4), 443-468.
 
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