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Cannonite Mineral Data

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General Cannonite Information

Help on Chemical  Formula: Chemical Formula: Bi2O(OH)2SO4
Help on Composition: Composition: Molecular Weight = 564.04 gm
   Bismuth   74.10 %  Bi   82.61 % Bi2O3
   Hydrogen   0.36 %  H     3.19 % H2O
   Sulfur     5.69 %  S    14.19 % SO3
   Oxygen    19.86 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Bi2O(OH)2(SO4)
Help on Environment: Environment: Associated with quartz gangue
Help on IMA Status: IMA Status: Approved IMA 1992
Help on Locality: Locality: Tunnel Extension mine, Ohio mining district, Piute County, Utah, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for B.B. Cannon, who first recognized the mineral.
Help on Synonym: Synonym: ICSD 35188
  PDF 45-1439

Cannonite Image

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  Cannonite   Bismuthinite

Comments: Opaque white crystal tufts of cannonite on quartz crystals with dark, metallic bismuthinite.
Location: Marysvale, Piute County, Utah, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Cannonite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.5563:1:0.4108
Help on Cell Dimensions: Cell Dimensions: a = 7.7, b = 13.839, c = 5.686, Z = 4; beta = 109.11° V = 572.51 Den(Calc)= 6.54
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: P 21/c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.206(1), 2.924(0.7), 3.644(0.6),

Physical Properties of Cannonite

Help on Cleavage: Cleavage: None
Help on Color: Color: Colorless.
Help on Density: Density: 6.515
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Brittle - Conchoidal - Very brittle fracture producing small, conchoidal fragments.
Help on Hardness: Hardness: 4 - Fluorite
Help on Luster: Luster: Adamantine
Help on Streak: Streak: white

Optical Properties of Cannonite

Help on Optical Data: Optical Data: NCalc= 2.06 - from Gladstone-Dale relationship (KC = 0.1624) where Ncalc=Dcalc*KC+1
NCalc= 2.06 - from Gladstone-Dale relationship (KC = 0.1624) where Ncalc=Dmeas*KC+1

Calculated Properties of Cannonite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=5.57 gm/cc
note: Specific Gravity of Cannonite =6.54 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0005229667
Boson Index = 0.9994770333
Help on Photoelectric: Photoelectric: PECannonite =1,401.72 barns/electron
U=PECannonite x rElectron Density=7,801.39 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Cannonite is Not Radioactive

Cannonite Classification

Help on  Dana Class: Dana Class: (30)Anhydrous Sulfates Containing Hydroxyl or Halogen
  (30.02)where (A B)2 XO4 Zq
  (30.02.09)Dana Group Cannonite Bi2O(OH)2SO4 P 21/c 2/m
Help on  Strunz Class: Strunz Class: 07.BD.35 07 - SULFATES (SELENATES, TELLURATES)
  07.B - Sulfates (selenates, etc.) with Additional Anions, without H2O
  07.BD -With only large cations
07.BD.35 Cannonite Bi2O(OH)2SO4 P 21/c 2/m

Other Cannonite Information

Help on References: References: PHYS. PROP.(37th List of New Min.,Min. Mag.,1996)
Help on See Also: See Also: Links to other databases for Cannonite :
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: 07.BD.35





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