Susannite Mineral Data + Say SUSANNITE

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General Susannite Information

Help on Chemical  Formula: Chemical Formula: Pb4(SO4)(CO3)2(OH)2
Help on Composition: Composition: Molecular Weight = 1,078.90 gm
   Hydrogen   0.19 %  H     1.67 % H2O
   Lead      76.82 %  Pb   82.75 % PbO
   Carbon     2.23 %  C     8.16 % CO2
   Sulfur     2.97 %  S     7.42 % SO3
   Oxygen    17.80 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Pb4(SO4)(CO3)2(OH)2
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1845
Help on Locality: Locality: Link to MinDat.org Location Data.
Help on Synonym: Synonym: ICSD 87857
  PDF 39-372
 

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Susannite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:1.27513
Help on Cell Dimensions: Cell Dimensions: a = 9.05, c = 11.54, Z = 3; V = 818.53 Den(Calc)= 6.57
Help on Crystal System: Crystal System: Trigonal - RhombohedralH-M Symbol ( 3) Space Group: R 3
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.53(1), 2.917(0.6), 2.605(0.5),
Click Here for Large Susannite Structure Window Crystal Structure:

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Bindi L , Menchetti S , American Mineralogist , 90 (2005) p.1641-1647, Structural changes accompanying the phase transformation between leadhillite, and susannite: a structural study by means of in situ high-temperature single-, crystal X-ray diffraction, Sample: Chah Mileh Mine, Anarak District, Esfahan Province, Iran, Sample: T = 82C

View Additional jPOWD Structure files for Susannite
[1]
 

Physical Properties of Susannite

Help on Cleavage: Cleavage: [0001] Perfect
Help on Color: Color: Colorless, Greenish, Yellowish, Light greenish yellow.
Help on Density: Density: 6.55
Help on Diaphaniety: Diaphaniety: Transparent to Translucent
Help on Fracture: Fracture: Conchoidal - Uneven - Uneven fracture producing small, conchoidal fragments.
Help on Hardness: Hardness: 2.5-3 - Finger Nail-Calcite
Help on Luminescence: Luminescence: Fluorescent.
Help on Luster: Luster: Adamantine - Resinous
Help on Streak: Streak: white
 

Optical Properties of Susannite

Help on Optical Data: Optical Data: NCalc= 1.96 - from Gladstone-Dale relationship (KC = 0.1461) where Ncalc=Dcalc*KC+1
NCalc= 1.96 - from Gladstone-Dale relationship (KC = 0.1461) where Ncalc=Dmeas*KC+1
 

Calculated Properties of Susannite

Help on Electron Density: Electron Density:

relectron=5.53 gm/cc
note: rSusannite =6.57 gm/cc.

Help on Fermion Index Fermion Index Fermion Index = 0.17032
Boson Index = 0.82968
Help on Photoelectric: Photoelectric:

PESusannite =1,401.45 barns/electron
U=PESusannite x relectron=7,749.05 barns/cc.

Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Susannite is Not Radioactive

 

Susannite Classification

Help on  Dana Class: Dana Class: 17.1.3.1 (17)Compound Carbonates
  (17.1)with miscellaneous formulae
  (17.1.3)Dana Group
 
17.1.3.1 Susannite Pb4(SO4)(CO3)2(OH)2 R 3 3
Help on  Strunz Class: Strunz Class: VI/B.13-70 VI - Sulfates,Chromates,Molybdates and Tungstates
  VI/B - Waterfree sulfates [SO4]2- with unfamiliar anions. mostly big cations
  VI/B.13 - Lanarkite - Susannite series
 
VI/B.13-10 Lanarkite Pb2(SO4)O C 2/m 2/m
 
VI/B.13-20 Olsacherite Pb2(SeO4)(SO4) P 2212 2 2 2
 
VI/B.13-30 Grandreefite Pb2SO4F2 A2/a 2/m
 
VI/B.13-40 Pseudograndreefite Pb6SO4F1O F 222 2 2 2
 
VI/B.13-50 Leadhillite Pb4(SO4)(CO3)2(OH)2 P 21/a 2/m
 
VI/B.13-60 Macphersonite Pb4(SO4)(CO3)2(OH)2 Pcab 2/m 2/m 2/m
 
VI/B.13-70 Susannite Pb4(SO4)(CO3)2(OH)2 R 3 3
 

Other Susannite Information

Help on References: References: PHYS. PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Susannite :
1 -Am. Min. Crystal Structure Database 2 - Amethyst Galleries' Mineral Gallery 3 -Athena 4 - EUROmin Project 5 -Google Images 6 -Google Scholar 7 -Handbook of Mineralogy (UofA) 8 -MinDAT 9 -MinMax(Deutsch) 10 -MinMax(English) 11 -Mineralienatlas (Deutsch) 12 -QUT Mineral Atlas 13 -École des Mines de Paris

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Susannite

Pb4(SO4)(CO3)2(OH)2
Dana No: 17.1.3.1 Strunz No: VI/B.13-70
Locality:

 

Notes:

 

 
   
 
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