Classification of Håleniusite-(La) |
| IMA status: | Approved 2003 |
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| Strunz 8th edition ID: | 3/A.08-25
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| Nickel-Strunz 10th (pending) edition ID: | 3.DE.05
3 : HALIDES
D : Oxyhalides, hydroxyhalides and related double halides
E : With Rare-Earth Elements |
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Type Occurrence of Håleniusite-(La) |
| Type Locality: | Bastnäs mines, Riddarhyttan, Skinnskatteberg, Västmanland, Sweden |
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| General Appearance of Type Material: | powdery masses |
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| Year of Discovery: | 1986 |
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| Geological Setting of type material: | in vugs and leaching zones of massive Ferriallanite-(Ce), intimately intergrown with Cerite-(Ce) and Bastnäsite-(La) |
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| Associated Minerals at type locality: | |
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Physical Properties of Håleniusite-(La) |
| Lustre: | Dull, Earthy |
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| Colour: | lemon yellow to ochre yellow |
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| Streak: | light yellow |
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| Density (measured): | 6.5 g/cm3 |
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Crystallography of Håleniusite-(La) |
| Crystal System: | Isometric |
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| Class (H-M): | m3m (4/m 3 2/m) - Hexoctahedral |
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| Space Group: | Im3m {I4/m 3 2/m} |
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| Cell Parameters: | a = 5.628Å
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| Unit Cell Volume: | V 178.26 ų (Calculated from Unit Cell) |
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| X-Ray Powder Diffraction: | | d-spacing | | Intensity | | 3.25 | | (100) | | 1.99 | | (60) |
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Chemical Properties of Håleniusite-(La) |
| Formula: | |
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| All elements listed in formula: | Ce, F, La, O |
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Other Names for Håleniusite-(La) |
| Synonyms: | |
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| Other Languages: | |
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Other Information |
| Fluorescence in UV light: | none |
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| Health Warning: | No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care. |
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References for Håleniusite-(La) |
| Reference List: | D. Holtstam et al.: Can. Mineral. 42:1097-1103 (2004) |
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Internet Links for Håleniusite-(La) |
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| External Links: | Look for Håleniusite-(La) on WebmineralLook for Håleniusite-(La) on Athena MineralogyLook for Håleniusite-(La) on WikipediaLook for Håleniusite-(La) on Mineralien AtlasRaman and XRD data at RRUFF projectAmerican Mineralogist Crystal Structure DatabaseSearch for Håleniusite-(La) in the Natural History Museum (London) online catalogue |
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Localities for Håleniusite-(La) |
