| Locality type: | Complex |
| Classification |
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| Species: | 'Iddingsite' (not an IMA approved species) |
| Formula: | MgO · Fe2O3 · 3SiO2 · 4H2O |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Iddingsite data |
| Locality Data: | Click here to view Straumsvola complex, Queen Maud Land, Eastern Antarctica, Antarctica |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 967923 |
| Long-form Identifier: | 1:3:967923:8 |
| GUID (UUID V4): | dfeefed0-1ac2-4f12-9724-898423caf5ca |
| Nearest other occurrences of Iddingsite |
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| 10.2km (6.3 miles) | ⓘTvora complex, Queen Maud Land, Eastern Antarctica, Antarctica |
| References |
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Riley, T.R., Curtis, M.L., Leat, P.T., Millar, I.L. (2009): The geochemistry of Middle Jurassic dykes associated with the Straumsvola-Tvora alkaline plutons, Dronning Maud Land, Antarctica and their association with the Karoo large igneous province. Mineralogical Magazine, 73, 2, 205-226. |
| Reference Search (possible matching items) |
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 | | | | associated with the Straumsvola Tvora alkaline plutons, Dronning Maud Land, Antarctica and their association...ACT Jurassic dykes of western Dronning Maud Land (Antarctica) form a minor component of the Karoo large...elsewhere in the Karoo (southern Africa and Dronning Maud Land). Later-stage (170 Ma) felsic (phonolite comendite)...now represented by western Dronning Maud Land in East Antarctica (Marsh et al., 1997; Le Gall et al....western Dronning Maud Land (Fig. 1). The syenites range from Si-undersaturated (Straumsvola pluton) to Si-oversaturated |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | and O, OH, F, and H20 Groups and Other Anions or Complex and Some Beryllosilicates 1020 1061 1106 1116...followed in this edition. The many and often very complex silicate minerals are here classified for the first...may be less for simple structures or more for complex ones. Typically, the projection is down the shortest...but ant predomin the to refers label The true. complex structures this may not be by species in a site...appearance of its surfaces in reflected light. It is a complex property that depends on a mineral’s reflectivity; |
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