General Hydroxylclinohumite Information![]() Mg9(SiO4)4(OH,F)2 |
![]() Molecular Weight = 621.49 gm |
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Magnesium 35.20 % Mg 58.37 % MgO |
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Silicon 18.08 % Si 38.67 % SiO2 |
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Hydrogen 0.29 % H 2.61 % H2O |
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Oxygen 45.82 % O |
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Fluorine 0.61 % F 0.61 % F |
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- %
F -0.26 % -O=F2 |
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100.00 % 100.00 % = TOTAL OXIDE |
![]() Mg9(SiO4)4(OH)1.8F0.2 |
![]() Occurs in Mg-skarn (chaliphyric) rims around dolomitic marble xenoliths in gabbroic rocks and associated Fe-Ti ores. A member of the humite group |
![]() Approved IMA 1998 (Dana # Added) |
![]() Zelentsovskaya mine on the southern slopes of the western Urals, Russia. Link to MinDat.org Location Data. |
![]() Named for its composition and the mineral clinohumite. |
![]() Hydroxylclinohumite + Pronunciation |
![]() ![]() IMA1998-065 |
| | Hydroxylclinohumite Image
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Hydroxylclinohumite Crystallography![]() a:b:c =2.8831:1:2.1636 |
![]() a = 13.6894, b = 4.748, c = 10.273, Z = 3; beta = 100.72° V = 656.06 Den(Calc)= 4.72 |
![]() Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 21/c |
![]() By Intensity(I/Io): 2.269(1)(512), 3.72(0.95)(202), 2.259(0.95)(114),
2.516(0.93)(313), 2.772(0.91)(113), 2.551(0.8)(411), 1.747(0.79)(422,522,124) |
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| Physical Properties of Hydroxylclinohumite![]() None |
![]() Yellow orange, Pale yellow. |
![]() 3.13 |
![]() Transparent to Translucent |
![]() Conchoidal - Uneven - Uneven fracture producing small, conchoidal fragments. |
![]() Granular - Generally occurs as anhedral to subhedral crystals in matrix. |
![]() 6.5 - Pyrite |
![]() Vitreous - Dull |
![]() white |
| Optical Properties of Hydroxylclinohumite![]() CI meas= 0.001 (Superior) - where the CI = (1-KPDmeas/KC) |
CI calc= 0.337 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1367,KPDmeas= 0.2062,KC= 0.2063 Ncalc = 1.65 - 1.97 ![]() Biaxial (+), a=1.631, b=1.641, g=1.664, bire=0.0330, 2V(Calc)=68, 2V(Meas)=70. Dispersion weak. |
| Calculated Properties of Hydroxylclinohumite![]() Bulk Density (Electron Density)=3.12 gm/cc |
note: Specific Gravity of Hydroxylclinohumite =3.13 gm/cc. ![]() Fermion Index = 0.04 |
Boson Index = 0.96 ![]() PEHydroxylclinohumite = 1.48 barns/electron |
U=PEHydroxylclinohumite x rElectron Density= 4.62 barns/cc. ![]() GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Hydroxylclinohumite is Not Radioactive | Hydroxylclinohumite Classification![]() 52.03.02d.04 (52)Nesosilicate Insular SiO4 Groups and O, OH, F, and H2O |
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(52.03)with cations in [6] coordination only |
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(52.03.02d)Humite group (Clinohumite series) |
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![]() 09.AF.55 09 - SILICATES (Germanates) |
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09.A - Nesosilicates |
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09.AF -Nesosilicates with additional anions; |
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| Other Hydroxylclinohumite Information![]() NAME( AmMin, Vol 85, p 1843) PHYS. PROP.(AmMin, Vol 85, p 1843) OPTIC PROP.(AmMin, Vol 85, p 1843) |
![]() Links to other databases for Hydroxylclinohumite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - GeoScienceWorld 4 - Google Images 5 - Google Scholar 6 - MinDAT 7 - Mineralienatlas (Deutsch) 8 - Online Mineral Museum 9 - QUT Mineral Atlas 10 - Ruff.Info 11 - WWW-MINCRYST Search for Hydroxylclinohumite using: Visit our Advertisers for Hydroxylclinohumite : A Bijoux Google Search for HydroxylclinohumiteAdam's Minerals Google Search for Hydroxylclinohumite Cape Minerals Google Search for Hydroxylclinohumite Dakota Matrix Minerals Google Search for Hydroxylclinohumite Excalibur Mineral Corp. Google Search for Hydroxylclinohumite Exceptional Minerals Google Search for Hydroxylclinohumite John Betts Fine Minerals Search for Hydroxylclinohumite McDougall Minerals Google Search for Hydroxylclinohumite Mineral News Website Link Rock and Mineral Shows Google Search for Hydroxylclinohumite Weinrich Minerals, Inc. Google Search for Hydroxylclinohumite Ask about Hydroxylclinohumite here : Print or Cut-and-Paste your Hydroxylclinohumite Specimen Label here :
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