Vote for your favorite mineral in #MinCup26! - Hafnon vs. Putnisite
It's a pair of tiny minerals of unusual chemistry as orange Hafnon battles with purple Putnisite.
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Phurcalite from
Rieger quarry (Hammereisenbach quarry), Eisenbach, Breisgau-Hochschwarzwald, Freiburg Region, Baden-Württemberg, Germany


Locality type:Quarry
Classification
Species:Phurcalite
Formula:Ca2(UO2)3(PO4)2O2 · 7H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Phurcalite data
Locality Data:Click here to view Rieger quarry (Hammereisenbach quarry), Eisenbach, Breisgau-Hochschwarzwald, Freiburg Region, Baden-Württemberg, Germany
Data Identifiers
Mindat Occurrence Record ID:1626429
Long-form Identifier:1:3:1626429:2
GUID (UUID V4):0
Nearest other occurrences of Phurcalite
38.6km (24.0 miles) ⓘSchmiedestollen dump, Wittichen, Schenkenzell, Rottweil, Freiburg Region, Baden-Württemberg, Germany
References
Steen,H., Götz, W. (2024) Phurcalit und Autunit aus Hammereisenbach im mittleren Schwarzwald. Der Erzgräber, 39, 1, 14-16.
 
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