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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Chrysocolla from
Doubravice quarry, Doubravice, Železnice, Jičín District, Hradec Králové Region, Czech Republic


Locality type:Quarry
Classification
Species:Chrysocolla
Formula:Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chrysocolla data
Locality Data:Click here to view Doubravice quarry, Doubravice, Železnice, Jičín District, Hradec Králové Region, Czech Republic
Data Identifiers
Mindat Occurrence Record ID:24813
Long-form Identifier:1:3:24813:2
GUID (UUID V4):0
Nearest other occurrences of Chrysocolla
3.9km (2.4 miles) ⓘMorcínov, Lomnice nad Popelkou, Semily District, Liberec Region, Czech Republic
8.0km (4.9 miles) ⓘKošťálov Quarry, Košťálov, Semily District, Liberec Region, Czech Republic
8.8km (5.5 miles) ⓘOtmar quarry, Stav, Úbislavice, Jičín District, Hradec Králové Region, Czech Republic
30.9km (19.2 miles) ⓘKotel hill prospect, Vítkovice, Semily District, Liberec Region, Czech Republic
31.0km (19.2 miles) ⓘFluorite deposit, Harrachov, Semily District, Liberec Region, Czech Republic
36.6km (22.7 miles) ⓘKovárna Mine, Obří důl, Pec pod Sněžkou, Trutnov District, Hradec Králové Region, Czech Republic
40.2km (24.9 miles) ⓘStanisław Quarry, Kopaniec, Gmina Stara Kamienica, Karkonosze County, Lower Silesian Voivodeship, Poland
49.0km (30.4 miles) ⓘPorphyry quarry "Okrzeszyn II", Okrzeszyn, Gmina Lubawka, Kamienna Góra County, Lower Silesian Voivodeship, Poland
52.2km (32.4 miles) ⓘEvelinensglück mine, Czarnów, Gmina Kamienna Góra, Kamienna Góra County, Lower Silesian Voivodeship, Poland
52.6km (32.7 miles) ⓘMarkocice Th prospect, Markocice, Bogatynia, Zgorzelec County, Lower Silesian Voivodeship, Poland
References
Bradna, J., Šita, F.: Nové nálezy nerostů
z Podkrkonoší a Krkonoš. Acta musei Reginaehradecensis, série A: vě
dy př
írodní, 1969, roč
. X, s. 9-11.
 
and/or  
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