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Tombarthite-(Y) from
Ivedal 1 Feldspar Prospect, Ivedal, Iveland, Aust-Agder, Norway

Locality type:Prospect
Classification
Species:'Tombarthite-(Y)' (not an IMA approved species)
Formula:Y4(Si,H4)4O12-x(OH)4+2x
Comments:Descredited by IMA 2016. A re-examination of original material shows that all samples are heterogeneous, and hence not constituted by a single mineral (IMA Proposal 16-K)
Confirmation
Validity:Erroneously Reported
References
References:Nilssen, B. (1971): Yttrialite from Ivedal, Iveland, South Norway. Norsk Geologisk Tidsskrift 51, 1-8; CNMNC Newsletter No. 34.
Data
Mineral Data:Click here to view Tombarthite-(Y) data
Locality Data:Click here to view Ivedal 1 Feldspar Prospect, Ivedal, Iveland, Aust-Agder, Norway
Nearest other occurrences of Tombarthite-(Y)
13.1km (8.1 miles) Reiersdal Pegmatite (Reiarsdal; Tjomsås), Øvrebø, Vennesla, Vest-Agder, Norway
16.0km (9.9 miles) Høgetveit Feldspar Quarry, Evje og Hornnes, Aust-Agder, Norway
 
Mineral and/or Locality  
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