Scheteligite Mineral Data

Scheteligite Mineral Data
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General Scheteligite Information

Help on Chemical Formula: Chemical Formula: (Ca,Y,Sb,Mn)2(Ti,Ta,Nb,W)2O6(O,OH)
Help on Composition: Composition: Molecular Weight = 424.56 gm
   Calcium    10.38 %  Ca   14.53 % CaO
   Yttrium     8.38 %  Y    10.64 % Y2O3
   Tantalum   21.31 %  Ta   26.02 % Ta2O5
   Titanium   13.53 %  Ti   22.58 % TiO2
   Manganese   2.59 %  Mn    3.34 % MnO
   Niobium     4.38 %  Nb    6.26 % Nb2O5
   Antimony    8.60 %  Sb   10.30 % Sb2O3
   Hydrogen    0.12 %  H     1.06 % H2O
   Tungsten    4.33 %  W     5.46 % WO3
   Oxygen     26.38 %  O
             ______        ______ 
             100.00 %      100.19 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca1.1Y0.4Sb0.3Mn2+0.2Ti1.2Ta0.5Nb0.2W0.1O6.5(OH)0.5
Help on Environment: Environment: A questionable mineral.
Help on IMA Status: IMA Status: Discredited IMA 1977
Help on Locality: Locality: Torvelona, Iveland, Norway. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named in 1937 for Jacob Schetelig (1875-1935), Norwegian mineralogist, director of the Oslo Mineralogical Museum.
 

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Scheteligite Crystallography
Help on Crystal System: Crystal System: OrthorhombicSpace Group: Unk
 

Physical Properties of Scheteligite

Help on Color: Color: Black.
Help on Density: Density: 4.74
Help on Diaphaneity: Diaphaneity: Opaque
Help on Fracture: Fracture: Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz).
Help on Hardness: Hardness: 5.5 - Knife Blade
Help on Luster: Luster: Adamantine
 

Optical Properties of Scheteligite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.053 (Good) - where the CI = (1-KPDmeas/KC)
KPDmeas= 0.2215,KC= 0.2338
Ncalc = 2.11
Help on Optical Data: Optical Data: Biaxial (?), b=2.05
 

Calculated Properties of Scheteligite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.31 gm/cc
note: Specific Gravity of Scheteligite =4.74 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.02
Boson Index = 0.98
Help on Photoelectric: Photoelectric: PEScheteligite = 342.85 barns/electron
U=PEScheteligite x rElectron Density=1,476.76 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Scheteligite is Not Radioactive
 

Scheteligite Classification
Help on Dana Class: Dana Class: 08.02.06.01 (08)Multiple Oxides with Nb, Ta, and Ti
  (08.02)where (A)2 (B2O6) (O,OH,F)
  (08.02.06)Dana Group
 
08.02.06.01 Scheteligite? (Ca,Y,Sb,Mn)2(Ti,Ta,Nb,W)2O6(O,OH) Unk Ortho
Help on Strunz Class: Strunz Class: 04.XX.00 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.X - Unclassified Strunz OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, telluri
  04.XX -Oxide, Basic Hydrated
 
04.XX.00 Ashanite? (Nb,Ta,U,Fe,Mn)4O8 Pcan 2/m 2/m 2/m
 
04.XX.00 Methane hydrate-I! 46(H2O)•2(S)•6(L) P m3n 4/m 3 2/m
 
04.XX.00 Clinobirnessite* Na4Mn14O27•9(H2O) Mono
 
04.XX.00 Chubutite* Pb7O6Cl2 Unk Ortho
 
04.XX.00 Kleberite* FeTi6O13•4(H2O)(?) P 63mcm ? 6mm
 
04.XX.00 Hongquiite* TiO F m3m 4/m 3 2/m
 
04.XX.00 Psilomelane? (Ba,H2O)2Mn5O10 A2/m 2/m
 
04.XX.00 Struverite? (Ti,Ta,Fe)O2 P 4/mnm 4/m 2/m 2/m
 
04.XX.00 Ungursaite* NaCa5(Ta,Nb)24O65(OH) P 63/m,P 63 Hex
 
04.XX.00 Uhligite? Ca3(Ti,Al,Zr)9O20 Unk Cubic
 
04.XX.00 Scheteligite? (Ca,Y,Sb,Mn)2(Ti,Ta,Nb,W)2O6(O,OH) Unk Ortho
 
04.XX.00 Allendeite! Sc4Zr3O12 R 3 3
 
04.XX.00 IMA2000-016! (Ti,Fe,Mg,Mn)1-xTi2O5 Pban 2/m 2/m 2/m
 
04.XX.00 Methane hydrate-II! 136(H2O)•16(S)•8(L) F d3m 4/m 3 2/m
 
04.XX.00 IMA2000-026! (Mn,Li)4(Ta,Sn)4(Ta,Nb)8O32 C 2/c 2/m
 
04.XX.00 Methane hydrate-H! 34(H2O)•3(S)•2(M)•1(L) P 6/mmm 6/m 2/m 2/m
 

Other Scheteligite Information
Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Scheteligite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - MinMax(Deutsch)
8 - MinMax(English)
9 - Mineralienatlas (Deutsch)
10 - QUT Mineral Atlas
11 - Ruff.Info

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Scheteligite

(Ca,Y,Sb,Mn)2(Ti,Ta,Nb,W)2O6(O,OH)
Dana No: 08.02.06.01 Strunz No: 04.XX.00
Locality:

 

Notes: