| |
 |
Loparite-(Ce) Mineral Data
|
|
|
General Loparite-(Ce) Information
|
 Chemical Formula: |
(Ce,Na,Ca)2(Ti,Nb)2O6 |
| Composition: |
Molecular Weight = 164.60 gm |
| |
Sodium 8.38 % Na 11.30 % Na2O |
| |
Calcium 2.43 % Ca 3.41 % CaO |
| |
Lanthanum 8.44 % La 9.90 % La2O3 |
| |
Cerium 17.03 % Ce 19.94 % Ce2O3 |
| |
Titanium 23.27 % Ti 38.82 % TiO2 |
| |
Niobium 11.29 % Nb 16.15 % Nb2O5 |
| |
Oxygen 29.16 % O |
| |
______ ______ |
| |
100.00 % 99.51 % = TOTAL OXIDE |
| Empirical Formula: |
Na0.6Ce0.2La0.1Ca0.1Ti0.8Nb0.2O3 |
| Environment: |
Primary mineral in differentiated nepheline syenite massifs and alkalic pegmatites, replacing perovskite in carbonatites. |
| IMA Status: |
Valid Species (Pre-IMA) 1922 |
| Locality: |
Khibiny and Lovozero massifs, Kola peninsula, northern Russia. Link to MinDat.org Location Data. |
| Name Origin: |
From the Russian name for the Lapps, "Lopar", inhabitants of the Kola Peninsula, Russia. |
| Name Pronunciation: |
Loparite-(Ce)  |
| Synonym: |
ICSD 24444 |
| |
PDF 35-618 |
| |