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

Locality type:Prospect
Classification
Species:Yttrialite-(Y)
Formula:(Y,Th)2Si2O7
Chemical Analyses:
Oxide wt%:
1
SiO228.70 %
Fe2O31.18 %
MnO0.48 %
MgO0.15 %
CaO0.93 %
UO22.59 %
ThO26.97 %
Y2O331.37 %
La2O30.14 %
Ce2O30.66 %
Pr2O30.15 %
Nd2O31.09 %
Sm2O31.17 %
Eu2O30.05 %
Gd2O32.44 %
Tb2O30.61 %
Dy2O35.35 %
Ho2O31.00 %
Er2O33.69 %
Tm2O30.75 %
Yb2O35.58 %
Lu2O31.45 %
H2O3.68 %
Total:100.18 %
Sample references:
SampleReference
1 - Nilssen, B. (1971): Yttrialite from Ivedal, Iveland, South Norway. Norsk Geologisk Tidsskrift 51: 1-8
Comments:Surrounded by biotite and partly covered by a thick crust of tengerite-(Y). Very difficult to distinguish from keiviite-(Y)( formerly thalenite-(Y)) in handspecimen
Habit:masses
Colour:Dark reddish brown, metamict
Confirmation
Validity:Believed Valid
References
References:Nilssen, B. (1971): Yttrialite from Ivedal, Iveland, South Norway. Norsk Geologisk Tidsskrift 51, 1-8
Data
Mineral Data:Click here to view Yttrialite-(Y) data
Locality Data:Click here to view Ivedal 1 Feldspar Prospect, Ivedal, Iveland, Aust-Agder, Norway
Nearest other occurrences of Yttrialite-(Y)
11.5km (7.1 miles) Kåbuland, Iveland, Aust-Agder, Norway
11.5km (7.2 miles) Kåbuland 04 Feldspar Quarry, Kåbuland, Iveland, Aust-Agder, Norway
16.0km (9.9 miles) Høgetveit Feldspar Quarry, Evje og Hornnes, Aust-Agder, Norway
 
Mineral and/or Locality  
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