Classification of Hydroxylclinohumite |
| IMA status: | Approved 1998 |
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| Strunz 8th edition ID: | 8/B.04-42
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| Nickel-Strunz 10th (pending) edition ID: | 9.AF.55
9 : SILICATES (Germanates) A : Nesosilicates F : Nesosilicates with additional anions; cations in [4], [5] and/or only [6] coordination |
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Type Occurrence of Hydroxylclinohumite |
| Type Locality: | Zelentsovskaya Pit, Kusinsk Fe-Ti-V-deposit, Zlatoust, Chelyabinsk Oblast', Urals Region, Russia |
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Physical Properties of Hydroxylclinohumite |
| Lustre: | Vitreous, Dull |
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| Colour: | Pale yellow to orange-yellow, almost colourless. |
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| Streak: | White |
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| Hardness (Mohs): | 6½ |
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Crystallography of Hydroxylclinohumite |
| Crystal System: | Monoclinic |
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| Class (H-M): | 2/m - Prismatic |
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| Cell Parameters: | a = 13.6894Å, b = 4.748Å, c = 10.273Å β = 100.72° |
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| Ratio: | a:b:c = 2.883 : 1 : 2.164 |
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| Unit Cell Volume: | V 656.06 ų |
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| Z: | 3 |
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| X-Ray Powder Diffraction: | Image Loading

Radiation - Copper Kα
Data courtesy of RRUFF project at University of Arizona, used with permission.
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Optical Data of Hydroxylclinohumite |
| Type: | Biaxial (+) |
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| RI values: | nα = 1.631 nβ = 1.641 nγ = 1.664 |
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| 2V: | Measured: 70° , Calculated: 68° |
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| Maximum Birefringence: | δ = 0.033
 Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration. |
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| Surface Relief: | Moderate |
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| Dispersion: | weak |
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Chemical Properties of Hydroxylclinohumite |
| Formula: | |
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| Essential elements: | H, Mg, O, Si |
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| All elements listed in formula: | F, H, Mg, O, Si |
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Relationship of Hydroxylclinohumite to other Species |
| Related Minerals - Nickel-Strunz Grouping): | |
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Other Names for Hydroxylclinohumite |
| Synonyms: | |
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| German names: | |
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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 Hydroxylclinohumite |
| Reference List: | V.M. Gekimyants, E.V. Sokolova, E.M. Spiridonov, G. Ferraris, N.V. Chukanov, M. Prencipe, V.N. Avdonin, Yu.A. Polenov (1999): Hydroxylclinohumite Mg9(SiO4)4(OH,F)2 - a new mineral of the humite group. Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva 128(5): 64-70.
FERRARIS, G., PRENCIPE, M., SOKOLOVA, E.V., GEKIMYANTS, V.M., SPIRIDONOV, E.M. (2000): Hydroxylclinohumite, a new member of the humite group: Twinning, crystal structure and crystal chemistry of the clinohumite subgroup. Zeitschrift für Kristallographie, 215, 169-173. |
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Internet Links for Hydroxylclinohumite |
| Search Engines: |
Look for Hydroxylclinohumite on Google
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| External Links: | Look for Hydroxylclinohumite on WebmineralLook for Hydroxylclinohumite on Athena MineralogyLook for Hydroxylclinohumite on WikipediaLook for Hydroxylclinohumite on Mineralien AtlasRaman and XRD data at RRUFF projectAmerican Mineralogist Crystal Structure DatabaseSearch for Hydroxylclinohumite in the Natural History Museum (London) online catalogue |
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Localities for Hydroxylclinohumite |