Mineralogy Database

Onoratoite Mineral Data

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General Onoratoite Information

Help on Chemical  Formula: Chemical Formula: Sb8O11Cl2
Help on Composition: Composition: Molecular Weight = 1,220.90 gm
   Antimony  79.78 %  Sb   95.50 % Sb2O3
   Chlorine   5.81 %  Cl    5.81 % Cl
               -   %   Cl   -1.31 % -O=Cl2   
   Oxygen    14.42 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Sb8O11Cl2
Help on Environment: Environment: Alteration product of stibnite.
Help on IMA Status: IMA Status: Approved IMA 1968
Help on Locality: Locality: Cetine di Cotorniano mine, Rosia, Siena, Toscana (Tuscany), Italy Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Ettore Onorato (1899-1971), Italian mineralogist, University of Rome, Italy.
Help on Name Pronunciation: Name Pronunciation: Onoratoite + Pronunciation Say ONORATOITE
Help on Synonym: Synonym: ICSD 49593
  PDF 21-52
 

Onoratoite Image

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  Onoratoite

Comments: White crystals of onoratoite with a yellow crystal of sulphur.
Location: Cetine di Cotorniano Mine (Cetine Mine; Tafone Mine), Rosia, Siena, Tuscany, Italy. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Onoratoite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =4.6994:1:2.5457
Help on Cell Dimensions: Cell Dimensions: a = 19.047, b = 4.053, c = 10.318, Z = 2; beta = 110.25° V = 747.29 Den(Calc)= 5.43
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.19(1), 4.39(0.65), 2.677(0.6),
 

Physical Properties of Onoratoite

Help on Color: Color: White.
Help on Density: Density: 5.3
Help on Habit: Habit: Acicular - Occurs as needle-like crystals.
Help on Habit: Habit: Bladed - Aggregates of thin lath-like crystals (e.g. kyanite).
Help on Hardness: Hardness: 3 - Calcite
Help on Streak: Streak: white
 

Optical Properties of Onoratoite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.089 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -0.063 (Fair) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2256,KPDmeas= 0.2311,KC= 0.2122
Ncalc = 2.12 - 2.15
Help on Optical Data: Optical Data: Biaxial (-), b=2.18-2.23, g=2.23-2.26,
 

Calculated Properties of Onoratoite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.71 gm/cc
note: Specific Gravity of Onoratoite =5.43 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0000691923
Boson Index = 0.9999308077
Help on Photoelectric: Photoelectric: PEOnoratoite = 270.64 barns/electron
U=PEOnoratoite x rElectron Density=1,275.89 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Onoratoite is Not Radioactive
 

Onoratoite Classification

Help on  Dana Class: Dana Class: 10.05.07.01 (10)Oxyhalides and Hydroxyhalides
  (10.05)where Am (O,OH)p Xq
  (10.05.07)Dana Group
 
10.05.07.01 Onoratoite Sb8O11Cl2 C 2/m 2/m
Help on  Strunz Class: Strunz Class: 03.DC.80 03 - HALIDES
  03.D - Oxyhalides, Hydroxyhalides and Related Double Halides
  03.DC -With Pb (As,Sb,Bi), without Cu
 
03.DC.80 Onoratoite Sb8O11Cl2 C 2/m 2/m
 

Other Onoratoite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Dana8)
Help on See Also: See Also: Links to other databases for Onoratoite :
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
15 - WWW-MINCRYST

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Onoratoite

Sb8O11Cl2
Dana No: 10.05.07.01 Strunz No: 03.DC.80
Locality:

 

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