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Yttrotantalite-(Y) from
Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway

Locality type:Pegmatite
Classification
Species:Yttrotantalite-(Y)
Formula:(Y,U4+,Fe2+)(Ta,Nb)(O,OH)4
Comments:Sample showed to be polycrase-(Y). (Pers.commentary R.Kristiansen mai 2009)
Confirmation
Validity:Erroneously Reported
References
References:Raade, G. & Kristiansen, R. (2000a): Mineralogy and geochemistry of the Heftetjern granite pegmatite, Tørdal: a progress report. Norsk Bergverksmuseum Skrifter. 17, 19-25
Data
Mineral Data:Click here to view Yttrotantalite-(Y) data
Locality Data:Click here to view Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway
Nearest other occurrences of Yttrotantalite-(Y)
4.4km (2.7 miles) Høydalen (Høydalen seter), Tørdal, Drangedal, Telemark, Norway
63.2km (39.2 miles) Bjortjønn (Bjortjenn; Bjortjørn), Hynnekleiv, Froland, Aust-Agder, Norway
71.4km (44.4 miles) Hella 1 Feldspar Quarry, Helle, Stokken, Arendal, Aust-Agder, Norway
85.4km (53.0 miles) Ljosland 10 Feldspar Quarry (Storsynken), Ljosland, Iveland, Aust-Agder, Norway
85.4km (53.1 miles) Ljosland 11 Feldspar Quarry, Ljosland, Iveland, Aust-Agder, Norway
85.8km (53.3 miles) Li, Evje og Hornnes, Aust-Agder, Norway
87.1km (54.1 miles) Solås Pegmatite, Iveland, Aust-Agder, Norway
93.0km (57.8 miles) Rossås 04 Feldspar Quarry, Rossås (Rosås), Iveland, Aust-Agder, Norway
 
Mineral and/or Locality  
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