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Nabalamprophyllite-2O from
Yubileinaya pegmatite, Karnasurt Mountain, Lovozersky District, Murmansk Oblast, Russia


Locality type:Pegmatite
Classification
Species:'Nabalamprophyllite-2O' (not an IMA approved species)
Formula:(BaNa)Ti2Na3Ti(Si2O7)2O2(OH)2
Chemical Analyses:
Oxide wt%:
1
SiO229.79 %
Al2O30.16 %
Nb2O50.71 %
TiO227.85 %
Fe2O31.05 %
MnO3.52 %
MgO0.20 %
CaO0.15 %
SrO6.09 %
BaO16.55 %
K2O1.14 %
Na2O10.89 %
F1.53 %
H2O0.99 %
Total:100.62 %
Empirical formulas:
1Ba0.87Sr0.47Na0.28K0.20Ca0.02â—»0.16)?=2(Na2.56Mn2+0.40Mg0.04)?=3(Ti2.81Fe3+0.11Nb0.04Al0.03)?=3(Si2O7)2 [(OH)0.89F0.65O0.46]?=2
Sample references:
1Type Specimen
Sokolova, E., Hawthorne, F. C. (2008) From structure topology to chemical composition. IV. Titanium silicates: the orthorhombic polytype of nabalamprophyllite from the Lovozero massif, Kola Peninsula, Russia. The Canadian Mineralogist, 46 (5) 1323-1331 doi:10.3749/canmin.46.5.1323
Confirmation
Validity:Valid - First Recorded Locality
Data
Mineral Data:Click here to view Nabalamprophyllite-2O data
Locality Data:Click here to view Yubileinaya pegmatite, Karnasurt Mountain, Lovozersky District, Murmansk Oblast, Russia
Data Identifiers
Mindat Occurrence Record ID:1605402
Long-form Identifier:1:3:1605402:0
GUID (UUID V4):0
References
Sokolova, E., Hawthorne, F. C. (2008) From structure topology to chemical composition. IV. Titanium silicates: the orthorhombic polytype of nabalamprophyllite from the Lovozero massif, Kola Peninsula, Russia. The Canadian Mineralogist, 46 (5) 1323-1331 doi:10.3749/canmin.46.5.1323
 
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