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Zirsilite-(Ce) Mineral Data
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General Zirsilite-(Ce) Information
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 Chemical Formula: |
(Na,[ ])12(Ce, Na)3Ca6Mn3Zr3Nb(Si25O73)(OH)3(CO3)•H2O |
| Composition: |
Molecular Weight = 3,310.41 gm |
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Sodium 6.77 % Na 9.13 % Na2O |
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Calcium 7.26 % Ca 10.16 % CaO |
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Cerium 9.52 % Ce 11.15 % Ce2O3 |
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Zirconium 8.27 % Zr 11.17 % ZrO2 |
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Manganese 4.98 % Mn 6.43 % MnO |
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Niobium 2.81 % Nb 4.01 % Nb2O5 |
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Silicon 21.21 % Si 45.38 % SiO2 |
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Hydrogen 0.15 % H 1.36 % H2O |
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Carbon 0.36 % C 1.33 % CO2 |
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Oxygen 38.66 % O |
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______ ______ |
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100.00 % 100.12 % = TOTAL OXIDE |
| Empirical Formula: |
Na9Ce2.25Na0.75Ca6Mn2+3Zr3NbSi25O73(OH)3(CO3)�(H2O) |
| Environment: |
As zoned rhombohedral crystals up to 2 cm across, with a carbokentbrooksite core and a zirsilite-(Ce) rim. Eudialyte group; structure determined |
| IMA Status: |
Approved IMA 2002 (Dana # Added) |
| Locality: |
Dara-i-Pioz alkaline massif, Tajikistan. Link to MinDat.org Location Data. |
| Name Origin: |
Reflects the chemical composition, ZIRconium, SILicon, Cerium). |
| Synonym: |
IMA2002-057 |
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