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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Vivianite from
Ahornberg, Bärnau, Tirschenreuth District, Upper Palatinate, Bavaria, Germany


Locality type:Mountain
Classification
Species:Vivianite
Formula:Fe2+Fe22+(PO4)2 · 8H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Vivianite data
Locality Data:Click here to view Ahornberg, Bärnau, Tirschenreuth District, Upper Palatinate, Bavaria, Germany
Data Identifiers
Mindat Occurrence Record ID:101688
Long-form Identifier:1:3:101688:8
GUID (UUID V4):0
Nearest other occurrences of Vivianite
14.4km (9.0 miles) ⓘBayerland mine, Pfaffenreuth, Leonberg, Tirschenreuth District, Upper Palatinate, Bavaria, Germany
21.3km (13.2 miles) ⓘBílý Kámen pegmatite quarry, Lázně Kynžvart, Cheb District, Karlovy Vary Region, Czech Republic
21.9km (13.6 miles) ⓘHagendorf North Pegmatite, Hagendorf, Waidhaus, Neustadt an der Waldnaab District, Upper Palatinate, Bavaria, Germany
22.4km (13.9 miles) ⓘHagendorf South Pegmatite, Hagendorf, Waidhaus, Neustadt an der Waldnaab District, Upper Palatinate, Bavaria, Germany
23.0km (14.3 miles) ⓘKreuzberg (Rose quartz cliff), Pleystein, Neustadt an der Waldnaab District, Upper Palatinate, Bavaria, Germany
23.6km (14.7 miles) ⓘSilbergrube, Waidhaus, Neustadt an der Waldnaab District, Upper Palatinate, Bavaria, Germany
23.7km (14.7 miles) ⓘRemmelberg gravel pit, Theisseil, Neustadt an der Waldnaab District, Upper Palatinate, Bavaria, Germany
24.1km (15.0 miles) ⓘTrutzhofmühle aplite, Pleystein, Neustadt an der Waldnaab District, Upper Palatinate, Bavaria, Germany
27.6km (17.2 miles) ⓘScharnagl Quarry, Oedenthal, Weiden in der Oberpfalz, Upper Palatinate, Bavaria, Germany
30.4km (18.9 miles) ⓘPegmatite outcrop near Hopfau, Grötschenreuth, Erbendorf, Tirschenreuth District, Upper Palatinate, Bavaria, Germany
References
Laubmann, H.; Steinmetz, H. (1915) Phosphatführende Pegmatite des Oberpfälzer und Bayerischen Waldes. Zeitschrift für Kristallographie, Mineralogie und Petrographie, 55 (1-6). 523-586 doi:10.1524/zkri.1915.55.1.523
 
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