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Tundrite-(Nd) Mineral Data
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General Tundrite-(Nd) Information
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 Chemical Formula: |
Na3(Nd,La)4(Ti,Nb)2(SiO4)2(CO3)3O4(OH)•2(H2O) |
| Composition: |
Molecular Weight = 1,240.10 gm |
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Sodium 5.56 % Na 7.50 % Na2O |
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Lanthanum 11.20 % La 13.14 % La2O3 |
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Titanium 5.79 % Ti 9.66 % TiO2 |
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Niobium 3.75 % Nb 5.36 % Nb2O5 |
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Silicon 4.53 % Si 9.69 % SiO2 |
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Hydrogen 0.41 % H 3.63 % H2O |
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Carbon 2.91 % C 10.65 % CO2 |
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Neodymium 34.89 % Nd 40.70 % Nd2O3 |
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Oxygen 30.96 % O |
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______ ______ |
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100.00 % 100.32 % = TOTAL OXIDE |
| Empirical Formula: |
Na3Nd3LaTi1.5Nb0.5(SiO4)2(CO3)3O4(OH)�2(H2O) |
| Environment: |
Pegmatite veins associated with layered nepheline syenite. |
| IMA Status: |
Approved IMA 1968 |
| Locality: |
Ilimaussaq intrusion, at Kringlerne, Kangerdluarssuk Plateau, southern Greenland. Link to MinDat.org Location Data. |
| Name Origin: |
Named for its relation to tundrite-(Ce), and its neodymium content. |
| Name Pronunciation: |
Tundrite-(Nd)  |
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