Mineralogy Database

Clinohedrite Mineral Data

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General Clinohedrite Information

Help on Chemical  Formula: Chemical Formula: CaZnSiO4•(H2O)
Help on Composition: Composition: Molecular Weight = 215.57 gm
   Calcium   18.59 %  Ca   26.01 % CaO
   Zinc      30.33 %  Zn   37.76 % ZnO
   Silicon   13.03 %  Si   27.87 % SiO2
   Hydrogen   0.94 %  H     8.36 % H2O
   Oxygen    37.11 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: CaZn(SiO4)•(H2O)
Help on Environment: Environment: In a metamorphosed stratiform zinc orebody.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1898
Help on Locality: Locality: Franklin, Sussex Co., New Jersey, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: From the Greek "klino", for incline, and "hedra", for face, for the inclined facial character of the crystal morphology.
Help on Name Pronunciation: Name Pronunciation: Clinohedrite + Pronunciation Say CLINOHEDRITE
Help on Synonym: Synonym: ICSD 200432
  PDF 17-214
 

Clinohedrite Image

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  Clinohedrite   Epidote-(Pb)

Comments: Clear crystals of clinohedrite on hancockite (epidote-(Pb)).
Location: Franklin, Sussex County, New Jersey, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Clinohedrite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.3406:1:0.3287
Help on Cell Dimensions: Cell Dimensions: a = 5.43, b = 15.94, c = 5.24, Z = 4; beta = 103.933° V = 440.20 Den(Calc)= 3.25
Help on Crystal System: Crystal System: Monoclinic - Domatic H-M Symbol (m) Space Group: Aa
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.76(1), 3.23(0.7), 2.5(0.6),
 

Physical Properties of Clinohedrite

Help on Cleavage: Cleavage: {010} Perfect
Help on Color: Color: Colorless, White, Amethystine red.
Help on Density: Density: 3.33
Help on Diaphaneity: Diaphaneity: Translucent to subtranslucent
Help on Fracture: Fracture: Brittle - Generally displayed by glasses and most non-metallic minerals.
Help on Hardness: Hardness: 5.5 - Knife Blade
Help on Luminescence: Luminescence: Fluorescent, Short UV=orange, Long UV=orange.
Help on Luster: Luster: Vitreous (Glassy)
Help on Magnetism: Magnetism: Nonmagnetic
Help on Streak: Streak: white
 

Optical Properties of Clinohedrite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.003 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.021 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2049,KPDmeas= 0.2,KC= 0.2007
Ncalc = 1.65 - 1.67
Help on Optical Data: Optical Data: Biaxial (-), a=1.662, b=1.667, g=1.669, bire=0.0070
 

Calculated Properties of Clinohedrite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.27 gm/cc
note: Specific Gravity of Clinohedrite =3.33 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PEClinohedrite = 17.59 barns/electron
U=PEClinohedrite x rElectron Density= 57.60 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Clinohedrite is Not Radioactive
 

Clinohedrite Classification

Help on  Dana Class: Dana Class: 52.02.01.02 (52)Nesosilicate Insular SiO4 Groups and O, OH, F, and H2O
  (52.02)with cations in [4] and >[4] coordination
  (52.02.01)Euclase group
 
52.02.01.01 Euclase BeAlSiO4(OH) P 21/a 2/m
 
52.02.01.02 Clinohedrite CaZnSiO4•(H2O) Aa m
 
52.02.01.03 Hodgkinsonite MnZn2SiO4(OH)2 P 21/c 2/m
 
52.02.01.04 Gerstmannite (Mg,Mn)2ZnSiO4(OH)2 Bbam 2/m 2/m 2/m
Help on  Strunz Class: Strunz Class: 09.AE.30 09 - SILICATES (Germanates)
  09.A - Nesosilicates
  09.AE -Nesosilicates with additional (O,OH,F,H2O);
 
09.AE.30 Clinohedrite CaZnSiO4•(H2O) Aa m
 

Other Clinohedrite Information

Help on References: References: NAME( Ford32) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Clinohedrite :
1 - Am. Min. Crystal Structure Database
2 - Amethyst Galleries' Mineral Gallery
3 - Athena
4 - EUROmin Project
5 - Ecole des Mines de Paris
6 - Franklin Minerals(Dunn)
7 - Franklin Minerals(Palache)
8 - GeoScienceWorld
9 - Google Images
10 - Google Scholar
11 - Handbook of Mineralogy (MinSocAm)
12 - Handbook of Mineralogy (UofA)
13 - MinDAT
14 - Mineralienatlas (Deutsch)
15 - Minerals of Franklin and Sterling Hill
16 - Online Mineral Museum
17 - QUT Mineral Atlas
18 - Ruff.Info
19 - WWW-MINCRYST

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Clinohedrite

CaZnSiO4•(H2O)
Dana No: 52.02.01.02 Strunz No: 09.AE.30
Locality:

 

Notes:

 

 
   
 


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