Mineralogy Database

Clinobehoite Mineral Data

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General Clinobehoite Information

Help on Chemical  Formula: Chemical Formula: Be(OH)2
Help on Composition: Composition: Molecular Weight = 43.03 gm
   Beryllium  20.95 %  Be   58.13 % BeO
   Hydrogen    4.69 %  H    41.87 % H2O
   Oxygen     74.37 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Be(OH)2
Help on Environment: Environment: Hydrothermally altered zones in desilicated pegmatites.
Help on IMA Status: IMA Status: Approved IMA 1989
Help on Locality: Locality: Malyshev deposit, Asbest district, near Yekaterinburg (Sverdlovsk), Ural Mountains, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for its monoclinic symmetry and relation to behoite.
Help on Synonym: Synonym: ICSD 65723
  PDF 46-1366

Clinobehoite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =2.3224:1:1.8221
Help on Cell Dimensions: Cell Dimensions: a = 11.02, b = 4.745, c = 8.646, Z = 12; beta = 98.94° V = 446.61 Den(Calc)= 1.92
Help on Crystal System: Crystal System: Monoclinic - Sphenoidal H-M Symbol (2) Space Group: P 21
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.714(1), 3.61(0.9), 5.43(0.8),

Physical Properties of Clinobehoite

Help on Cleavage: Cleavage: {???} Perfect
Help on Color: Color: Colorless, White.
Help on Density: Density: 1.93
Help on Diaphaneity: Diaphaneity: Transparent to Translucent
Help on Hardness: Hardness: 2-3 - Gypsum-Calcite
Help on Luster: Luster: Vitreous - Pearly
Help on Streak: Streak: white

Optical Properties of Clinobehoite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.001 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.005 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2832,KPDmeas= 0.2817,KC= 0.2819
Ncalc = 1.54
Help on Optical Data: Optical Data: Biaxial (-), a=1.539, b=1.544, g=1.548, bire=0.0090, 2V(Calc)=82, 2V(Meas)=80-83.

Calculated Properties of Clinobehoite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=1.97 gm/cc
note: Specific Gravity of Clinobehoite =1.93 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.2
Boson Index = 0.8
Help on Photoelectric: Photoelectric: PEClinobehoite = 0.33 barns/electron
U=PEClinobehoite x rElectron Density= 0.65 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Clinobehoite is Not Radioactive

Clinobehoite Classification

Help on  Dana Class: Dana Class: (06)Hydroxides and Oxides Containing Hydroxyl
  (06.02)where X++ (OH)2
  (06.02.03)Dana Group Clinobehoite Be(OH)2 P 21 2
Help on  Strunz Class: Strunz Class: 04.FA.05b 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.F - Hydroxides (without V or U)
  04.FA -Hydroxides with OH, without H2O; corner-sharing tetrahedra
04.FA.05b Clinobehoite Be(OH)2 P 21 2

Other Clinobehoite Information

Help on References: References: NAME( AntBidBlaNic3) PHYS. PROP.(Am.Min.,Vol.76,p666,1991) OPTIC PROP.(Am.Min.,Vol.76,p666,1991)
Help on See Also: See Also: Links to other databases for Clinobehoite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

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Dana No: Strunz No: 04.FA.05b





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