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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Native Copper from
Copper-Vanadium-Barium occurrence, Dolní Kalná, Trutnov District, Hradec Králové Region, Czech Republic


Locality type:Occurrence
Classification
Species:Native Copper
Formula:Cu
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Native Copper data
Locality Data:Click here to view Copper-Vanadium-Barium occurrence, Dolní Kalná, Trutnov District, Hradec Králové Region, Czech Republic
Data Identifiers
Mindat Occurrence Record ID:348602
Long-form Identifier:1:3:348602:3
GUID (UUID V4):0
Nearest other occurrences of Native Copper
14.4km (8.9 miles) ⓘOtmar quarry, Stav, Úbislavice, Jičín District, Hradec Králové Region, Czech Republic
19.5km (12.1 miles) ⓘObří důl, Pec pod Sněžkou, Trutnov District, Hradec Králové Region, Czech Republic
19.9km (12.3 miles) ⓘDoubravice quarry, Doubravice, Železnice, Jičín District, Hradec Králové Region, Czech Republic
21.0km (13.1 miles) ⓘKovárna Mine, Obří důl, Pec pod Sněžkou, Trutnov District, Hradec Králové Region, Czech Republic
21.6km (13.4 miles) ⓘMorcínov, Lomnice nad Popelkou, Semily District, Liberec Region, Czech Republic
26.7km (16.6 miles) ⓘVotrubec quarry, Radostná pod Kozákovem, Semily District, Liberec Region, Czech Republic
39.0km (24.3 miles) ⓘHoffnung Mine, Colourful Lakelets, Wieściszowice, Gmina Marciszów, Kamienna Góra County, Lower Silesian Voivodeship, Poland
47.3km (29.4 miles) ⓘBroumov meteorite (Braunau meteorite), Hejtmánkovice, Náchod District, Hradec Králové Region, Czech Republic
48.1km (29.9 miles) ⓘChełmiec mine, Chełmiec, Gmina Męcinka, Jawor County, Lower Silesian Voivodeship, Poland
49.5km (30.7 miles) ⓘPocieszenie Górnika field, Wilhelm Mine, Stara Góra deposit, Radzimowice, Gmina Bolków, Jawor County, Lower Silesian Voivodeship, Poland
References
Johan, Z., Povondra, P. (1987): Vanadium- and copper-bearing dolomite nodules from Permian sediments near Horní kalná, Czechoslovakia. Neues Jahrbuch für Mineralogie, Abhandlungen, 157 (3), 245-266.
 
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