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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Chalcedony from
Hartsteinwerke quarry, Aue, Aue-Bad Schlema, Erzgebirgskreis, Saxony, Germany


Locality type:Quarry
Classification
Species:Quartz var: Chalcedony
Formula:SiO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Chrysocolla1
Quartz1
- var Amethyst1
Data
Mineral Data:Click here to view Chalcedony data
Locality Data:Click here to view Hartsteinwerke quarry, Aue, Aue-Bad Schlema, Erzgebirgskreis, Saxony, Germany
Data Identifiers
Mindat Occurrence Record ID:359608
Long-form Identifier:1:3:359608:1
GUID (UUID V4):0
Nearest other occurrences of Chalcedony
4.9km (3.0 miles) ⓘPucher Shaft, Wolfgangmaßen mines (Wolfgangmaaßen mines), Wolfgangmaßen, Neustädtel, Schneeberg, Erzgebirgskreis, Saxony, Germany
5.2km (3.2 miles) ⓘBeust Mine (Beust Shaft; Shaft 24), Neustädtel, Schneeberg, Erzgebirgskreis, Saxony, Germany
5.2km (3.3 miles) ⓘSiebenschlehen Mine (Shaft 10), Neustädtel, Schneeberg, Erzgebirgskreis, Saxony, Germany
5.6km (3.5 miles) ⓘAdam Heber Mine (Shaft 43), Neustädtel, Schneeberg, Erzgebirgskreis, Saxony, Germany
5.6km (3.5 miles) ⓘWald Shaft, Neustädtel, Schneeberg, Erzgebirgskreis, Saxony, Germany
6.9km (4.3 miles) ⓘFahsel quarry, Blauenthal, Eibenstock, Erzgebirgskreis, Saxony, Germany
12.5km (7.8 miles) ⓘPöhla-Tellerhäuser Mine, Pöhla, Schwarzenberg, Erzgebirgskreis, Saxony, Germany
15.4km (9.5 miles) ⓘFriedrichsgrün, Reinsdorf, Zwickau District, Saxony, Germany
18.9km (11.8 miles) ⓘWolframite mine, Pechtelsgrün, Lengenfeld, Vogtlandkreis, Saxony, Germany
18.9km (11.8 miles) ⓘGreifensteine, Ehrenfriedersdorf, Erzgebirgskreis, Saxony, Germany
References
M Adelt collection
 
and/or  
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