Klebelsbergite Mineral Data

Klebelsbergite Mineral Data
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General Klebelsbergite Information

Help on Chemical Formula: Chemical Formula: Sb+++4O4(OH)2(SO4)
Help on Composition: Composition: Molecular Weight = 681.08 gm
   Antimony  71.50 %  Sb   85.60 % Sb2O3
   Hydrogen   0.30 %  H     2.65 % H2O
   Sulfur     4.71 %  S    11.76 % SO3
   Oxygen    23.49 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Sb4O4(OH)2(SO4)
Help on Environment: Environment: Secondary mineral in antimony deposits.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1929
Help on Locality: Locality: Baia Sprie (formerly Felsobanya), Maramures, Romania. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Kuno Klebelsberg (1875-1932), Hungarian educator.
Help on Name Pronunciation: Name Pronunciation: Klebelsbergite + Pronunciation Say KLEBELSBERGITE
Help on Synonym: Synonym: ICSD 100340
  PDF 35-464
 

Klebelsbergite Image

Click Here for Larger Klebelsbergite Image in a New Browser Window Images:
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Klebelsbergite

Comments: Small, acicular sprays of klebelsbergite with yellow crystals of sulfur on stibnite.
Location: Pereta Mine, Grosseto Province, Tuscany, Italy. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Klebelsbergite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.7565:1:0.3866
Help on Cell Dimensions: Cell Dimensions: a = 11.279, b = 14.909, c = 5.7648, Z = 4; V = 969.40 Den(Calc)= 4.67
Help on Crystal System: Crystal System: Orthorhombic - PyramidalH-M Symbol (mm2) Space Group: P ca21
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.131(1), 3.892(0.8), 6.22(0.8),
Click Here for Large Klebelsbergite Structure Window Crystal Structure:

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drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
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Manchetti S , Sabelli C , American Mineralogist , 65 (1980) p.931-935, The crystal structure of klebelsbergite Sb4O4(OH)2SO4

 

Physical Properties of Klebelsbergite

Help on Cleavage: Cleavage: {???} Perfect
Help on Color: Color: Colorless, Yellow orange, White, Light yellow, Dark yellow.
Help on Density: Density: 4.62
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Brittle - Generally displayed by glasses and most non-metallic minerals.
Help on Hardness: Hardness: 3.5-4 - Copper Penny-Fluorite
Help on Luminescence: Luminescence: Non-fluorescent.
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: yellow white
 

Optical Properties of Klebelsbergite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.01 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.001 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2034,KPDmeas= 0.2056,KC= 0.2036
Ncalc = 1.94 - 1.95
Help on Optical Data: Optical Data: Biaxial (-), b=1.95, 2V(Meas)=70.
 

Calculated Properties of Klebelsbergite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.14 gm/cc
note: Specific Gravity of Klebelsbergite =4.67 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0004663129
Boson Index = 0.9995336871
Help on Photoelectric: Photoelectric: PEKlebelsbergite = 237.44 barns/electron
U=PEKlebelsbergite x rElectron Density= 983.36 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Klebelsbergite is Not Radioactive
 

Klebelsbergite Classification
Help on Dana Class: Dana Class: 30.01.05.01 (30)Anhydrous Sulfates Containing Hydroxyl or Halogen
  (30.01)where (A B)m (XO4)p Zq where m:p>2:1
  (30.01.05)Dana Group
 
30.01.05.01 Klebelsbergite Sb4O4(OH)2(SO4) P ca21 mm2
Help on Strunz Class: Strunz Class: 07.BB.35 07 - SULFATES (SELENATES, TELLURATES)
  07.B - Sulfates (selenates, etc.) with Additional Anions, without H2O
  07.BB -With medium-sized cations
 
07.BB.35 Klebelsbergite Sb4O4(OH)2(SO4) P ca21 mm2
 

Other Klebelsbergite Information
Help on References: References: NAME( Dana8) 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 Klebelsbergite :
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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Klebelsbergite

Sb+++4O4(OH)2(SO4)
Dana No: 30.01.05.01 Strunz No: 07.BB.35
Locality:

 

Notes: