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Manganotychite Mineral Data

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General Manganotychite Information

Help on Chemical  Formula: Chemical Formula: Na6(Mn++,Fe++,Mg)2(SO4)(CO3)4
Help on Composition: Composition: Molecular Weight = 578.33 gm
   Sodium     23.85 %  Na   32.15 % Na2O
   Magnesium   0.84 %  Mg    1.39 % MgO
   Manganese  11.40 %  Mn   14.72 % MnO
   Iron        5.79 %  Fe    7.45 % FeO
   Carbon      8.31 %  C    30.44 % CO2
   Sulfur      5.54 %  S    13.84 % SO3
   Oxygen     44.26 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na6Mn2+1.2Fe2+0.6Mg0.2(SO4)(CO3)4
Help on Environment: Environment: Formed in pegmatite veins in a differentiated alkalic massif.
Help on IMA Status: IMA Status: Approved IMA 1990
Help on Locality: Locality: Mt. Alluaiv, Lovozero massif, Kola Peninsula, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named as the manganese analog of tychite.
Help on Synonym: Synonym: IMA1989-039

Manganotychite Image

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  Manganotychite   Aegirine

Comments: Pale rose-tan granular manganotychite with black aegirine prism.
Location: Lovozero Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Manganotychite Crystallography

Help on Cell Dimensions: Cell Dimensions: a = 13.9951, Z = 8; V = 2,741.12 Den(Calc)= 2.80
Help on Crystal System: Crystal System: Isometric - Diploidal H-M Symbol (2/m 3) Space Group: F d3
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.695(1), 4.22(0.76), 2.474(0.7),

Physical Properties of Manganotychite

Help on Cleavage: Cleavage: None
Help on Color: Color: Brown, White, Pink.
Help on Density: Density: 2.7
Help on Diaphaneity: Diaphaneity: Transparent
Help on Hardness: Hardness: 4 - Fluorite
Help on Luster: Luster: Vitreous - Dull
Help on Streak: Streak: white

Optical Properties of Manganotychite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.03 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= 0.007 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1943,KPDmeas= 0.2015,KC= 0.1956
Ncalc = 1.53 - 1.55
Help on Optical Data: Optical Data: Isotropic, n=1.544.

Calculated Properties of Manganotychite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.73 gm/cc
note: Specific Gravity of Manganotychite =2.80 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0036109388
Boson Index = 0.9963890612
Help on Photoelectric: Photoelectric: PEManganotychite = 5.45 barns/electron
U=PEManganotychite x rElectron Density= 14.88 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Manganotychite is Not Radioactive

Manganotychite Classification

Help on  Dana Class: Dana Class: (17)Compound Carbonates
  (17.01)with miscellaneous formulae
  (17.01.01)Tychite Group Tychite Na6Mg2(CO3)4(SO4) F d3 2/m 3 Ferrotychite Na6Fe2(SO4)(CO3)4 F d3 2/m 3 Manganotychite Na6(Mn,Fe,Mg)2(SO4)(CO3)4 F d3 2/m 3
Help on  Strunz Class: Strunz Class: 05.BF.05 05 - CARBONATES (NITRATES)
  05.B - Carbonates with additional anions, without H2O
  05.BF -With (Cl), SO4, PO4, TeO3
05.BF.05 Ferrotychite Na6Fe2(SO4)(CO3)4 F d3 2/m 3
05.BF.05 Manganotychite Na6(Mn,Fe,Mg)2(SO4)(CO3)4 F d3 2/m 3
05.BF.05 Northupite Na3Mg(CO3)2Cl F d3 2/m 3
05.BF.05 Tychite Na6Mg2(CO3)4(SO4) F d3 2/m 3

Other Manganotychite Information

Help on References: References: NAME( AntBidBlaNic3) PHYS. PROP.(Am.Min.,Vol.77,p448,1992) OPTIC PROP.(Am.Min.,Vol.77,p448,1992)
Help on See Also: See Also: Links to other databases for Manganotychite :
1 - Alkali-Nuts(English)
2 - Alkali-Nuts(Francais)
3 - Am. Min. Crystal Structure Database
4 - Athena
5 - EUROmin Project
6 - Ecole des Mines de Paris
7 - GeoScienceWorld
8 - Google Images
9 - Google Scholar
10 - Handbook of Mineralogy (MinSocAm)
11 - Handbook of Mineralogy (UofA)
12 - MinDAT
13 - Mineralienatlas (Deutsch)
14 - Online Mineral Museum
15 - QUT Mineral Atlas
16 - Ruff.Info

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Dana No: Strunz No: 05.BF.05





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