Classification of Bobjonesite |
| IMA status: | Approved 2000 |
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| Strunz 8th edition ID: | 6/D.05-05
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| Nickel-Strunz 10th (pending) edition ID: | 7.DB.25
7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates) D : Sulfates (selenates, etc.) with additional anions, with H2O B : With only medium-sized cations; insular octahedra and finite units |
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| mindat.org URL: | http://www.mindat.org/min-11455.html Please feel free to link to this page. |
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Type Occurrence of Bobjonesite |
| Type Locality: | North Mesa Mine group, San Rafael District (San Rafael Swell), Emery Co., Utah, USA |
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| Year of Discovery: | 2003 |
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Physical Properties of Bobjonesite |
| Lustre: | Vitreous |
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| Colour: | pale blue, blue-green |
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| Streak: | pale blue |
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| Hardness (Mohs): | 1 |
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| Cleavage: | None Observed |
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| Density (calculated): | 2.28 g/cm3 |
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Crystallography of Bobjonesite |
| Crystal System: | Monoclinic |
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| Class (H-M): | 2/m - Prismatic |
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| Cell Parameters: | a = 7.394Å, b = 7.4111Å, c = 12.0597Å β = 106.55° |
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| Ratio: | a:b:c = 0.998 : 1 : 1.627 |
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| Unit Cell Volume: | V 633.5 ų |
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| Z: | 4 |
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Optical Data of Bobjonesite |
| Type: | Biaxial (+) |
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| RI values: | nα = 1.555 nβ = 1.561 nγ = 1.574 |
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| 2V: | Measured: 72° , Calculated: 69° |
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| Maximum Birefringence: | δ = 0.019
 Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration. |
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| Surface Relief: | Low |
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| Pleochroism: | Non-pleochroic |
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Chemical Properties of Bobjonesite |
| Formula: | |
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| All elements listed in formula: | H, O, S, V |
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Relationship of Bobjonesite to other Species |
Related Minerals - Nickel-Strunz Grouping):
- + | |
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Other Names for Bobjonesite |
| 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 Bobjonesite |
| Reference List: | Schindler, M., F.C. Hawthorne, D.M.C. Huminicki, P. Haynes, J.D. Grice & H.T. Evans (2003): Bobjonesite, V4+O(SO4)(H2O)3, a new mineral species from Temple Mountain, Emery County, Utah, U.S.A.: Canadian Mineralogist: 41: 83-90.
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Articles/Blogs about Bobjonesite |
Internet Links for Bobjonesite |
| Search Engines: |
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| External Links: | Look for Bobjonesite on WebmineralLook for Bobjonesite on Athena MineralogyLook for Bobjonesite on WikipediaLook for Bobjonesite on Mineralien AtlasRaman and XRD data at RRUFF projectAmerican Mineralogist Crystal Structure DatabaseSearch for Bobjonesite in the Natural History Museum (London) online catalogue |
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Localities for Bobjonesite |