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


Locality type:Quarry
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Jasper1
Melaphyre1
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Doubravice quarry, Doubravice, Železnice, Jičín District, Hradec Králové Region, Czech Republic
Data Identifiers
Mindat Occurrence Record ID:24812
Long-form Identifier:1:3:24812:3
GUID (UUID V4):0
Nearest other occurrences of Calcite
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
9.8km (6.1 miles) ⓘHvězda quarry, Stará Paka (Altpaka), Jičín District, Hradec Králové Region, Czech Republic
13.0km (8.1 miles) ⓘVotrubec quarry, Radostná pod Kozákovem, Semily District, Liberec Region, Czech Republic
13.2km (8.2 miles) ⓘHřídelec quarry, Hřídelec, Lázně Bělohrad, Jičín District, Hradec Králové Region, Czech Republic
15.6km (9.7 miles) ⓘGold mines, Stupná, Vidochov, Jičín District, Hradec Králové Region, Czech Republic
19.9km (12.3 miles) ⓘCopper-Vanadium-Barium occurrence, Dolní Kalná, Trutnov District, Hradec Králové Region, Czech Republic
21.6km (13.4 miles) ⓘVrchlabí formation, Trutnov District, Hradec Králové Region, Czech Republic
24.2km (15.0 miles) ⓘBezděčín quarry, Bezděčín, Frýdštejn, Jablonec nad Nisou District, Liberec Region, Czech Republic
26.5km (16.5 miles) ⓘHorní Lánov quarry, Horní Lánov, Lánov, Trutnov District, Hradec Králové Region, Czech Republic
References
Pauliš, P.: Nejzajímavě
jší mineralogická naleziště
Č
ech. Kutná Hora: Kuttna, 2000, s. 61.
 
and/or  
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