Classification of Joëlbruggerite |
| IMA status: | Approved 2008 |
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| Nickel-Strunz 10th (pending) edition ID: | 8.B0.20
8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
0 : |
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| Dana 8th edition ID: | 43.2.5.4
43 : COMPOUND PHOSPHATES, ETC.
2 : Anhydrous Normal Compound Phosphates, etc· |
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Type Occurrence of Joëlbruggerite |
| Type Locality: | Black Pine Mine (Combination Mine; Black Pine Tailings; Black Pine Dump), Flint Creek Valley, John Long Mts, Philipsburg District (Flint Creek District), Granite Co., Montana, USA |
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| General Appearance of Type Material: | Barrel-shaped or stout hexagonal prismatic crystals [0001] up to about 50 μm across |
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| Place of Conservation of Type Material: | Holotype specimen preserved in the Department of Mineralogy, South Australian Museum (catalog no. G32400). Cotype (microprobe mount) preserved in the Mineral Sciences Division, Canadian Museum of Nature, Ottawa, Ontario, Canada (catalog no. CMNMC 86061) |
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| Associated Minerals at type locality: | |
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Physical Properties of Joëlbruggerite |
| Lustre: | Adamantine |
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| Diaphaneity (Transparency): | Transparent |
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| Colour: | various shades of purple (light purple, bluish purple and greyish purple) |
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| Streak: | white |
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| Hardness (Mohs): | 3 |
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| Tenacity: | Brittle |
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| Cleavage: | None Observed |
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| Fracture: | Irregular/Uneven |
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| Density (calculated): | 6.73 g/cm3 |
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Crystallography of Joëlbruggerite |
| Crystal System: | Trigonal |
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| Class (H-M): | 3 2 - Trapezohedral |
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| Space Group: | P3 2 1 |
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| Cell Parameters: | a = 8.4803(17) Å, c = 5.2334(12) Å
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| Ratio: | a:c = 1 : 0.617 |
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| Unit Cell Volume: | V 325.94 ų |
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| Z: | 1 |
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| Morphology: | Barrel-shaped or stout hexagona prismatic [0001] crystals up to about 50 microns across. Forms observed are {0001}, {1120}, and {1121} |
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| X-Ray Powder Diffraction: | | d-spacing | | Intensity | | 4.636 | | (58) | | 3.487 | | (100) | | 2.787 | | (21) | | 2.626 | | (68) | | 2.466 | | (19) | | 2.177 | | (24) | | 1.847 | | (21) |
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Optical Data of Joëlbruggerite |
| Type: | Uniaxial (-) |
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Chemical Properties of Joëlbruggerite |
| Formula: | |
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| Essential elements: | As, H, O, Pb, Sb, Zn |
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| All elements listed in formula: | As, H, O, Pb, Sb, Te, Zn |
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Other Names for Joëlbruggerite |
| Synonyms: | |
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| Other Languages: | |
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Other Information |
| 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 Joëlbruggerite |
| Reference List: | Mills, S. J., Groat, L. A. & Kolitsch, U. (2008) Te, Sb and W mineralization at the Black Pine mine, Montana. Poster, 18th Annual V. M. Goldschmidt Conference, Vancouver, Canada, July 13-18, 2008; abstract in Geochim. Cosmochim. Acta 72, Special Supplement 12S, A632.
Mills, S. J., Kolitsch, U., Miyawaki, R., Groat, L. A. & Poirier, G. (2009) Joëlbruggerite, Pb3Zn3(Sb5+,Te6+)As2O13(OH,O), the Sb5+ analogue of dugganite, from the Black Pine mine, Montana. American Mineralogist, 94(7), 1012–1017.
Mills, S. J., Christy, A. G., Chen, E. C.–C. & Raudsepp, M. (2009) Revised values of the bond valence parameters for [6]Sb(V)–O and [3–11]Sb(III)–O. Zeitschrift für Kristallographie, 224(9), 423–431.
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Internet Links for Joëlbruggerite |
| Search Engines: |
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| External Links: | Look for Joëlbruggerite on WebmineralLook for Joëlbruggerite on Athena MineralogyLook for Joëlbruggerite on WikipediaLook for Joëlbruggerite on Mineralien AtlasRaman and XRD data at RRUFF projectAmerican Mineralogist Crystal Structure DatabaseSearch for Joëlbruggerite in the Natural History Museum (London) online catalogue |
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Localities for Joëlbruggerite |
