Mineralogy Database

Manganbabingtonite Mineral Data

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General Manganbabingtonite Information

Help on Chemical  Formula: Chemical Formula: Ca2(Mn,Fe++)Fe+++Si5O14(OH)
Help on Composition: Composition: Molecular Weight = 572.59 gm
   Calcium    14.00 %  Ca   19.59 % CaO
   Manganese   7.20 %  Mn    9.29 % MnO
   Iron       12.19 %  Fe    3.14 % FeO / 13.94 % Fe2O3
   Silicon    24.52 %  Si   52.47 % SiO2
   Hydrogen    0.18 %  H     1.57 % H2O
   Oxygen     41.91 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca2Mn2+0.75Fe2+0.25Fe3+Si5O14(OH)
Help on Environment: Environment: In thin stringers in amphibolized garnet-pyroxene-magnetite skarn associated with an iron deposit. Forms a series with babingtonite.
Help on IMA Status: IMA Status: Approved IMA 1967
Help on Locality: Locality: Rudnyi Kaskad deposit, Sayan, Russia Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the manganese content and relation to babingtonite.
Help on Name Pronunciation: Name Pronunciation: Manganbabingtonite + Pronunciation Say MANGANBABINGTONITE

Manganbabingtonite Image

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Comments: Brownish black manganbabingtonite associated with pink Inesite blades.
Location: Hubei, China. Scale: 8 x 5.7 cm.
© Fabre Minerals

Manganbabingtonite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.5895:1:0.5784
Help on Cell Dimensions: Cell Dimensions: a = 6.91, b = 11.72, c = 6.78, Z = 2; alpha = 90.37°, beta = 93.75°, gamma = 104.8° V = 529.72 Den(Calc)= 3.59
Help on Crystal System: Crystal System: Triclinic - Pinacoidal H-M Symbol ( 1) Space Group: P1
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.938(1), 2.998(1), 3.1(1),

Physical Properties of Manganbabingtonite

Help on Cleavage: Cleavage: {001} Perfect, {110} Indistinct
Help on Color: Color: Black, Brownish black.
Help on Density: Density: 3.45
Help on Diaphaneity: Diaphaneity: Subtranslucent
Help on Hardness: Hardness: 5.5-6 - Knife Blade-Orthoclase
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: brownish

Optical Properties of Manganbabingtonite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.053 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= 0.09 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2035,KPDmeas= 0.2118,KC= 0.2237
Ncalc = 1.77 - 1.8
Help on Optical Data: Optical Data: Biaxial (+), a=1.716, b=1.73, g=1.746, bire=0.0300, 2V(Calc)=88, 2V(Meas)=78-82. Dispersion r >> v strong.
Help on Pleochroism (x): Pleochroism (x): emerald green or emerald green.
Help on Pleochroism (y): Pleochroism (y): faint rose or colorless.
Help on Pleochroism (z): Pleochroism (z): purple brown or rose brown.

Calculated Properties of Manganbabingtonite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.40 gm/cc
note: Specific Gravity of Manganbabingtonite =3.45 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PEManganbabingtonite = 8.09 barns/electron
U=PEManganbabingtonite x rElectron Density= 27.52 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Manganbabingtonite is Not Radioactive

Manganbabingtonite Classification

Help on  Dana Class: Dana Class: (65)Inosilicate Single-Width Unbranched Chains, W=1
  (65.04)with chains P=5
  (65.04.01)Rhodonite group Rhodonite (Mn,Fe,Mg,Ca)SiO3 P1 1 Babingtonite Ca2(Fe,Mn)FeSi5O14(OH) P1 1 Manganbabingtonite Ca2(Mn,Fe)FeSi5O14(OH) P1 1 Nambulite (Li,Na)Mn4[Si5O14(OH)] P1 1 Natronambulite (Na,Li)Mn4[Si5O14(OH)] P1 1 Marsturite NaCaMn3[Si5O14(OH)] P1,P 1 Tri Lithiomarsturite LiCa2Mn2HSi5O15 P1 1 Scandiobabingtonite! Ca2(Fe,Mn)ScSi5O14(OH) P1 1
Help on  Strunz Class: Strunz Class: 09.DK.05 09 - SILICATES (Germanates)
  09.D - Inosilicates* Structural terminology according to Liebau (1985)
  09.DK -Inosilicates with 5-periodic single chains
09.DK.05 Babingtonite Ca2(Fe,Mn)FeSi5O14(OH) P1 1
09.DK.05 Marsturite NaCaMn3[Si5O14(OH)] P1,P 1 Tri
09.DK.05 Natronambulite (Na,Li)Mn4[Si5O14(OH)] P1 1
09.DK.05 Lithiomarsturite LiCa2Mn2HSi5O15 P1 1
09.DK.05 Manganbabingtonite Ca2(Mn,Fe)FeSi5O14(OH) P1 1
09.DK.05 Nambulite (Li,Na)Mn4[Si5O14(OH)] P1 1
09.DK.05 Rhodonite (Mn,Fe,Mg,Ca)SiO3 P1 1
09.DK.05 Scandiobabingtonite! Ca2(Fe,Mn)ScSi5O14(OH) P1 1

Other Manganbabingtonite Information

Help on References: References: NAME( AntBidBlaNic2) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic2)
Help on See Also: See Also: Links to other databases for Manganbabingtonite :
1 - Am. Min. Crystal Structure Database
2 - Amethyst Galleries' Mineral Gallery
3 - Athena
4 - EUROmin Project
5 - Ecole des Mines de Paris
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

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Dana No: Strunz No: 09.DK.05





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