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Uedaite-(Ce) from
Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway


03403530017368815352745.jpg
Uedaite-(Ce)

Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway
06662070017368815351732.jpg
Uedaite-(Ce)

Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway
07620350017272471145096.jpg
Uedaite-(Ce)

Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway
06662070017368815351732.jpg
Uedaite-(Ce)

Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway
07620350017272471145096.jpg
Uedaite-(Ce)

Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway
06662070017368815351732.jpg
Uedaite-(Ce)

Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway
Locality type:Pegmatite
Classification
Species:Uedaite-(Ce)
Formula:(Mn2+Ce)(AlAlFe2+)O[Si2O7][SiO4](OH)
Chemical Analyses:
Empirical formulas:
1(Mn2+0.59Ca0.40Fe2+0.01)(Ce0.50La0.19Nd0.12Gd0.03Dy0.01Er0.04Yb0.04Ca0.02)Σ=0.95(Al0.78Fe3+0.22)Al0.99Fe2+1.00Si3.02O12(OH)
Sample references:
1Heftetjern
Kristiansen, Roy (2018) Nye mineralfunn fra Heftetjern-pegmatitten i Tørdal [New mineral discoveries from the Heftetjern pegmatite in Tørdal]. Norsk Mineralsymposium 2018, 79-92
Comments:Analyzed and verified at Tokyo University.
Habit:Not very well developed elongated, prismatic crystals
Colour:Black
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Uedaite-(Ce) data
Locality Data:Click here to view Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway
Data Identifiers
Mindat Occurrence Record ID:971925
Long-form Identifier:1:3:971925:5
GUID (UUID V4):0
References
Roy Kristiansen collection (photo-755017)
Kristiansen, Roy (2017) Fire nye mineraler for Norge [Four new minerals for Norway]. STEIN. Magasin for populærgeologi, 44 (1) 24-27
Kristiansen, Roy (2018) Nye mineralfunn fra Heftetjern-pegmatitten i Tørdal [New mineral discoveries from the Heftetjern pegmatite in Tørdal]. Norsk Mineralsymposium 2018, 79-92
Pieczka, Adam, Kristiansen, Roy, Stachowicz, Marcin, Dumańska-Słowik, Magdalena, Gołębiowska, Bożena, Sęk, Mateusz P., Nejbert, Krzysztof, Kotowski, Jakub, Marciniak-Maliszewska, Beata, Szuszkiewicz, Adam, et al. (2024) Heflikite, ideally Ca2(Al2Sc)(Si2O7)(SiO4)O(OH), the first scandium epidote-supergroup mineral from Jordanów Śląski, Lower Silesia, Poland and from Heftetjern, Tørdal, Norway. Mineralogical Magazine, 88 (3). 228-243 doi:10.1180/mgm.2023.98
 
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