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Gasparite-(La) from
Praborna Mine, Saint-Marcel, Aosta Valley, Italy


Locality type:Mine
Classification
Species:Gasparite-(La)
Formula:La(AsO4)
Chemical Analyses:
Oxide wt%:
1
SO30.04 %
P2O53.61 %
V2O511.35 %
As2O521.39 %
SiO20.23 %
ThO22.49 %
La2O328.42 %
Ce2O31.79 %
Pr2O37.64 %
Nd2O318.69 %
Sm2O30.56 %
Gd2O30.03 %
(HREE2O3) (predicted)0.07 %
Fe2O3*0.11 %
CaO0.29 %
SrO0.44 %
PbO0.01 %
Total:97.16 %
Empirical formulas:
1(La0.48Nd0.30Pr0.13Ce0.03Th0.03Ca0.01Sm0.01Sr0.01)[As0.51V0.34P0.14Si0.01O4]
Sample references:
1pt. 28
Frank K. Mazdab collectionsample FKM-171; https://www.rockptx.com/fkm-151-to-fkm-175/#FKM-171
Comments:See https://www.rockptx.com/fkm-151-to-fkm-175/#FKM-171 for normalized analysis, associated minerals and scanned images of the thin section.

The sample for this thin section was collected by Pilar Lecumberri-Sanchez (Univ. Arizona) on a field trip to the locality.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Gasparite-(La) data
Locality Data:Click here to view Praborna Mine, Saint-Marcel, Aosta Valley, Italy
Data Identifiers
Mindat Occurrence Record ID:1260947
Long-form Identifier:1:3:1260947:9
GUID (UUID V4):1e41e412-ae1b-4045-a4b4-ae4d8d4db67b
Nearest other occurrences of Gasparite-(La)
93.4km (58.0 miles) Wanni glacier - Scherbadung area (Monte Cervandone), Binn, Goms, Valais, Switzerland
References
Frank K. Mazdab collectionsample FKM-171; https://www.rockptx.com/fkm-151-to-fkm-175/#FKM-171
 
矿物 and/or 产地  
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