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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Quartz from
Nikolai adit, Hora Svaté Kateřiny, Most District, Ústí nad Labem Region, Czech Republic


Locality type:Adit
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Nikolai adit, Hora Svaté Kateřiny, Most District, Ústí nad Labem Region, Czech Republic
Data Identifiers
Mindat Occurrence Record ID:968489
Long-form Identifier:1:3:968489:8
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.3km (0.2 miles) ⓘFortuna adit (Fortuna mine), Deutschkatharinenberg, Deutschneudorf, Erzgebirgskreis, Saxony, Germany
4.5km (2.8 miles) ⓘHeidelberg, Seiffen, Erzgebirgskreis, Saxony, Germany
9.1km (5.6 miles) ⓘAltväter samt Eschig Mine, Sayda, Mittelsachsen, Saxony, Germany
13.0km (8.0 miles) ⓘKamenička, Blatno, Chomutov District, Ústí nad Labem Region, Czech Republic
14.8km (9.2 miles) ⓘSerpentinite quarry, Zöblitz, Marienberg, Erzgebirgskreis, Saxony, Germany
15.2km (9.4 miles) ⓘVršany mine, Most District, Ústí nad Labem Region, Czech Republic
15.6km (9.7 miles) ⓘLoučná, Lom, Most District, Ústí nad Labem Region, Czech Republic
15.8km (9.8 miles) ⓘMolchner Stolln (Molchner adit), Pobershau, Marienberg, Erzgebirgskreis, Saxony, Germany
15.8km (9.8 miles) ⓘPobershau, Marienberg, Erzgebirgskreis, Saxony, Germany
17.1km (10.6 miles) ⓘEclogite outcrop, Forchheim, Pockau-Lengefeld, Erzgebirgskreis, Saxony, Germany
References
Gramblička, Roman (n.d.) Personal communication.
 
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