Clinohedrite Mineral Data + 
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- 52.2.1.1 Euclase BeAlSiO4(OH) P 21/a 2/m
- 52.2.1.2 Clinohedrite CaZnSiO4·(H2O) Aa m
- 52.2.1.3. Hodgkinsonite MnZn2SiO4(OH)2 P 21/c 2/m
- 52.2.1.4 Gerstmannite (Mg,Mn)2ZnSiO4(OH)2 Bbam 2/m 2/m 2/m
- VIII/B.25-10 Stringhamite CaCuSiO4·2(H2O) P 21/c 2/m
- VIII/B.25-20 Clinohedrite CaZnSiO4·(H2O) Aa m
General Clinohedrite Information |
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 Chemical Formula: |
CaZnSiO4·(H2O) | ||
| 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 | |||
| Empirical Formula: |
CaZn(SiO4)·(H2O) | ||
| IMA Status: |
Valid Species (Pre-IMA) 1898 | ||
| Locality: |
Franklin, Sussex Co., New Jersey, USA. Link to MinDat.org Location Data. | ||
| Synonym: |
ICSD 200432 | ||
| PDF 17-214 | |||
Clinohedrite Image | |||
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Images:
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Clinohedrite Crystallography |
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| Axial Ratios: |
a:b:c =0.3406:1:0.3287 | ||
| Cell Dimensions: |
a = 5.43, b = 15.94, c = 5.24, Z = 4; beta = 103.933° V = 440.20 Den(Calc)= 3.25 | ||
| Crystal System: |
Monoclinic - DomaticH-M Symbol (m) Space Group: Aa | ||
| X Ray Diffraction: |
By Intensity(I/Io): 2.76(1), 3.23(0.7), 2.5(0.6), | ||
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Crystal Structure:
Mouse |
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Physical Properties of Clinohedrite |
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| Cleavage: |
[010] Perfect | ||
| Color: |
Colorless, White, Amethystine red. | ||
| Density: |
3.33 | ||
| Diaphaniety: |
Translucent to subtranslucent | ||
| Fracture: |
Brittle - Generally displayed by glasses and most non-metallic minerals. | ||
| Hardness: |
5.5 - Knife Blade | ||
| Luminescence: |
Non-fluorescent. | ||
| Luster: |
Vitreous (Glassy) | ||
| Magnetism: |
Nonmagnetic | ||
| Streak: |
white | ||
Optical Properties of Clinohedrite |
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| 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 |
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| Optical Data: |
Biaxial (-), a=1.662, b=1.667, g=1.669, bire=0.0070 | ||
Calculated Properties of Clinohedrite |
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| Electron Density: |
relectron=3.27 gm/cc |
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| Fermion Index |
Fermion Index = 0.01895 Boson Index = 0.98105 |
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| Photoelectric: |
PEClinohedrite = 17.59 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Clinohedrite is Not Radioactive |
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Clinohedrite Classification |
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| Dana Class: |
52.2.1.2 (52)Nesosilicate Insular SiO4 Groups and O, OH, F, and H2O | ||
| (52.2)with cations in [4] and >[4] coordination | |||
| (52.2.1)Euclase group | |||
| Strunz Class: |
VIII/B.25-20 VIII - Silicates | ||
| VIII/B - Nesosubsilicates, with anions unfamiliar to tetraheders, cationes with coordinationnumber between [8] and [12] | |||
| VIII/B.25 - Stringhamite - Clinohedrite series | |||
Other Clinohedrite Information |
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| References: |
NAME( Ford32) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | ||
| 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 - Franklin Minerals(Dunn) 6 - Franklin Minerals(Palache) 7 -Google Images 8 -Google Scholar 9 -Handbook of Mineralogy (MinSocAm) 10 -Handbook of Mineralogy (UofA) 11 -MinDAT 12 -MinMax(Deutsch) 13 -MinMax(English) 14 -Mineralienatlas (Deutsch) 15 -Minerals of Franklin and Sterling Hill 16 -QUT Mineral Atlas 17 - WWW-MINCRYST 18 -École des Mines de Paris Search for Clinohedrite using: Visit our Advertisers for Clinohedrite : Translate Clinohedrite Mineral Data : Ask about Clinohedrite here : Print or Cut-and-Paste your Clinohedrite Specimen Label here :
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