| Classification |
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| Species: | 'Ferro-ferri-taramite' (not an IMA approved species) |
| Formula: | Na(CaNa)(Fe32+Fe23+)(Al2Si6O22)(OH)2 |
| Chemical Analyses: |
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|
| Oxide wt%: | | 1 |
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| SiO2 | 39.47 % |
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| TiO2 | 2.44 % |
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| Al2O3 | 11.25 % |
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| MnO | 0.61 % |
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| FeO | 26.11 % |
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| MgO | 3.76 % |
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| CaO | 9.5 % |
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| Na2O | 3.15 % |
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| K2O | 1.96 % |
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| F | 0.53 % |
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| Cl | 0.12 % |
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| Total: | 98.9 % |
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|
| Sample references: | |
| 1 | - | Conceição, H., de Lourdes da Silva Rosa, M., Moura, C. A., Macambira, M. J. B., Galarza, M. A., Rios, D. C., ... & Cunha, M. P. (2009). Petrology of the Neoproterozoic Itarantim nepheline syenite batholith, São Francisco Craton, Bahia, Brazil. The Canadian Mineralogist, 47(6), 1527-1550. |
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| Confirmation |
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|
| Validity: | Confirmed |
| Confirmation Methods: | EPMA |
| Data |
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| Mineral Data: | Click here to view Ferro-ferri-taramite data |
| Locality Data: | Click here to view Serra do Felíssimo, Itarantim, Bahia, Brazil |
| Data Identifiers |
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|
| Mindat Occurrence Record ID: | 1508872 |
| Long-form Identifier: | 1:3:1508872:9 |
| GUID (UUID V4): | 40dfec4b-ef09-409d-81ac-10685cfd07b6 |
| References |
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|
Conceição, H., de Lourdes da Silva Rosa, M., Moura, C. A., Macambira, M. J. B., Galarza, M. A., Rios, D. C., ... & Cunha, M. P. (2009). Petrology of the Neoproterozoic Itarantim nepheline syenite batholith, São Francisco Craton, Bahia, Brazil. The Canadian Mineralogist, 47(6), 1527-1550. |
