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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Ankerite from
Manganese deposit, Ilfeld, Harztor, Nordhausen District, Thuringia, Germany


Locality type:Deposit
Classification
Species:Ankerite
Formula:Ca(Fe2+,Mg)(CO3)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Ankerite data
Locality Data:Click here to view Manganese deposit, Ilfeld, Harztor, Nordhausen District, Thuringia, Germany
Data Identifiers
Mindat Occurrence Record ID:96847
Long-form Identifier:1:3:96847:6
GUID (UUID V4):0
Nearest other occurrences of Ankerite
9.3km (5.8 miles) ⓘAllzunah Castle, Herrmannsacker, Harztor, Nordhausen District, Thuringia, Germany
10.3km (6.4 miles) ⓘGiepenbach Mine (Gertrud Mine), Tanne, Oberharz am Brocken, Harz, Saxony-Anhalt, Germany
17.8km (11.0 miles) ⓘLudwig-Rudolf Mine, Braunlage, Goslar District, Lower Saxony, Germany
19.9km (12.3 miles) ⓘEinheit Mine, Elbingerode, Oberharz am Brocken, Harz, Saxony-Anhalt, Germany
21.0km (13.0 miles) ⓘWolkenhügel Mine, Harz (Landkreis Göttingen), Göttingen District, Lower Saxony, Germany
22.8km (14.2 miles) ⓘBrachmannsberg Mine, Harzgerode, Harzgerode, Harz, Saxony-Anhalt, Germany
23.0km (14.3 miles) ⓘFloßberg Mine, Harz (Landkreis Göttingen), Göttingen District, Lower Saxony, Germany
23.1km (14.4 miles) ⓘFrische Lutter vein (incl. Lutter adit; South Rothäuser adit; North Rothäuser adit), Bad Lauterberg, Göttingen District, Lower Saxony, Germany
23.5km (14.6 miles) ⓘGlücksstern Mine, Neudorf, Harzgerode, Harz, Saxony-Anhalt, Germany
23.5km (14.6 miles) ⓘGraf Jost-Christian Mine, Wolfsberg, Sangerhausen, Mansfeld-Südharz, Saxony-Anhalt, Germany
References
Wittern, Artur (2001) Mineralfundorte und ihre Minerale in Deutschland (1st ed.) Schweizerbart, Stuttgart.
 
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