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Franklinfurnaceite Mineral Data

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General Franklinfurnaceite Information

Help on Chemical  Formula: Chemical Formula: Ca2(Fe+++,Al)Mn+++Mn++3Zn2Si2O10(OH)8
Help on Composition: Composition: Molecular Weight = 831.54 gm
   Calcium     9.64 %  Ca   13.49 % CaO
   Manganese  26.43 %  Mn   25.59 % MnO /  9.49 % Mn2O3
   Aluminum    0.81 %  Al    1.53 % Al2O3
   Zinc       15.73 %  Zn   19.58 % ZnO
   Iron        5.04 %  Fe    7.20 % Fe2O3
   Silicon     6.76 %  Si   14.45 % SiO2
   Hydrogen    0.97 %  H     8.67 % H2O
   Oxygen     34.63 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca2Fe3+0.75Al0.25Mn3+Mn2+3Zn2Si2O10(OH)8
Help on Environment: Environment: A late-stage mineral in vugs in a metamorphosed stratiform zinc deposit.
Help on IMA Status: IMA Status: Approved IMA 1987
Help on Locality: Locality: Franklin Furnace, the former name for Franklin, New Jersey, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after the locality.
Help on Name Pronunciation: Name Pronunciation: Franklinfurnaceite + Pronunciation Say FRANKLINFURNACEITE
 

Franklinfurnaceite Image

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  Franklinfurnaceite

Comments: Brown resinous mass of franklinfurnaceite, in black franklinite, with white calcite.
Location: Franklin Mine, Franklin, Sussex Co., New Jersey, USA. Scale: Picture Size 6 mm.
© Jeff Weissman / Photographic Guide to Mineral Species

Franklinfurnaceite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.5839:1:1.5452
Help on Cell Dimensions: Cell Dimensions: a = 5.483, b = 9.39, c = 14.51, Z = 2; beta = 97.04° V = 741.42 Den(Calc)= 3.72
Help on Crystal System: Crystal System: Monoclinic - Sphenoidal H-M Symbol (2) Space Group: C 2
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.305(1), 2.707(0.8), 2.602(0.7),
 

Physical Properties of Franklinfurnaceite

Help on Cleavage: Cleavage: {???} Perfect
Help on Color: Color: Dark brown.
Help on Density: Density: 3.66
Help on Diaphaneity: Diaphaneity: Translucent
Help on Hardness: Hardness: 3 - Calcite
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: brown
 

Optical Properties of Franklinfurnaceite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.026 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= 0.041 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2143,KPDmeas= 0.2179,KC= 0.2236
Ncalc = 1.82 - 1.83
Help on Optical Data: Optical Data: Biaxial (-), a=1.792, b=1.798, g=1.802, bire=0.0100, 2V(Calc)=78, 2V(Meas)=79.
 

Calculated Properties of Franklinfurnaceite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.55 gm/cc
note: Specific Gravity of Franklinfurnaceite =3.66 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PEFranklinfurnaceite = 17.54 barns/electron
U=PEFranklinfurnaceite x rElectron Density= 62.20 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Franklinfurnaceite is Not Radioactive
 

Franklinfurnaceite Classification

Help on  Dana Class: Dana Class: 71.04.03.01 (71)Phyllosilicate Sheets of Six-Membered Rings
  (71.04)interlayered 1:1, 2:1, and octahedra
  (71.04.03)Dana Group
 
71.04.03.01 Franklinfurnaceite Ca2(Fe,Al)MnMn3Zn2Si2O10(OH)8 C 2 2
Help on  Strunz Class: Strunz Class: 09.EC.55 09 - SILICATES (Germanates)
  09.E - Phyllosilicates
  09.EC -Phyllosilicates with mica sheets, composed of tetrahedral and octahedral nets
 
09.EC.55 Donbassite Al2[Al2.33][Si3AlO10](OH)8 C 2/m 2/m
 
09.EC.55 Baileychlore (Zn,Al,[])3[Fe2Al][Si3AlO10](OH)8 C1,C1 Tri
 
09.EC.55 Clinochlore (Mg,Fe)5Al(Si3Al)O10(OH)8 C 2/m 2/m
 
09.EC.55 Cookeite LiAl4(Si3Al)O10(OH)8 P 21/a 2/m
 
09.EC.55 Chamosite (Fe,Mg,Fe)5Al(Si3Al)O10(OH,O)8 C 2/m 2/m
 
09.EC.55 Franklinfurnaceite Ca2(Fe,Al)MnMn3Zn2Si2O10(OH)8 C 2 2
 
09.EC.55 Nimite (Ni,Mg,Fe)5Al(Si3Al)O10(OH)8 C 2/m 2/m
 
09.EC.55 Gonyerite Mn3[Mn3Fe][(Si,Fe)4O10](OH,O)8 pseudo-HEX Ortho
 
09.EC.55 Odinite (Fe,Mg,Al,Fe,Ti,Mn)2.5(Si,Al)2O5(OH)4 Cm m
 
09.EC.55 Orthochamosite (Fe,Mg,Fe)5Al(Si3Al)O10(OH,O)8 C3m-pseudoHEX Ortho
 
09.EC.55 Pennantite Mn5Al(Si3Al)O10(OH)8 C 2/m 2/m
 
09.EC.55 Sudoite Mg2(Al,Fe)3Si3AlO10(OH)8 C 2/m 2/m
 
09.EC.55 Glagolevite! NaMg6[Si3AlO10](OH,O)8•H2O C1 1
 
09.EC.55 Borocookeite! Li(13x)Al(4-x)(BSi3)O10(OH,F)8[x=0-0.33] pseudo C 2/m 2/m
 

Other Franklinfurnaceite Information

Help on References: References: NAME( AntBidBlaNic2) PHYS. PROP.(Am.Min.,Vol.72,p812-815,1987) OPTIC PROP.(Am.Min.,Vol.72,p812-815,1987)
Help on See Also: See Also: Links to other databases for Franklinfurnaceite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Franklin Minerals(Dunn)
6 - GeoScienceWorld
7 - Google Images
8 - Google Scholar
9 - Handbook of Mineralogy (MinSocAm)
10 - Handbook of Mineralogy (UofA)
11 - MinDAT
12 - Mineralienatlas (Deutsch)
13 - Online Mineral Museum
14 - QUT Mineral Atlas
15 - Ruff.Info
16 - WWW-MINCRYST

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Franklinfurnaceite

Ca2(Fe+++,Al)Mn+++Mn++3Zn2Si2O10(OH)8
Dana No: 71.04.03.01 Strunz No: 09.EC.55
Locality:

 

Notes:

 

 
   
 


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