Manganosegelerite  Mineral Data

Manganosegelerite Mineral Data

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General Manganosegelerite Information

Help on Chemical  Formula: Chemical Formula: (Mn,Ca)(Mn,Fe++,Mg)Fe+++(PO4)2(OH)•4(H2O)
Help on Composition: Composition: Molecular Weight = 426.99 gm
   Calcium      3.75 %  Ca    5.25 % CaO
   Magnesium    1.71 %  Mg    2.83 % MgO
   Manganese   12.87 %  Mn   16.61 % MnO
   Aluminum     0.63 %  Al    1.19 % Al2O3
   Iron        15.70 %  Fe    5.05 % FeO / 16.83 % Fe2O3
   Phosphorus  14.51 %  P    33.24 % P2O5
   Hydrogen     2.12 %  H    18.99 % H2O
   Oxygen      48.71 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mn2+0.6Ca0.4Mn2+0.4Fe2+0.3Mg0.3Fe3+0.9Al0.1(PO4)2(OH)·4(H2O)
Help on Environment: Environment: In fractures in granite pegmatite.
Help on IMA Status: IMA Status: Approved IMA 1992
Help on Locality: Locality: Mt. Vasin-Myl'k, Voron'i massif, Kola Peninsula, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named as the manganese analog of segelerite.
Help on Name Pronunciation: Name Pronunciation: Manganosegelerite Say MANGANOSEGELERITE
Help on Synonym: Synonym: IMA1984-055
 

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Manganosegelerite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.7924:1:0.3942
Help on Cell Dimensions: Cell Dimensions: a = 14.89, b = 18.79, c = 7.408, Z = 8; V = 2,072.63 Den(Calc)= 2.74
Help on Crystal System: Crystal System: Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: P bca
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 9.39(1), 2.86(0.9), 4.7(0.5),
 

Physical Properties of Manganosegelerite

Help on Cleavage: Cleavage: {001} Indistinct
Help on Color: Color: Yellow, Yellow green.
Help on Density: Density: 2.76
Help on Diaphaneity: Diaphaneity: Transparent
Help on Habit: Habit: Granular - Generally occurs as anhedral to subhedral crystals in matrix.
Help on Habit: Habit: Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).
Help on Habit: Habit: Subhedral Crystals - Occurs as crystals which tend to exhibit a recognizable crystal shape.
Help on Hardness: Hardness: 3-4 - Calcite-Fluorite
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: yellow
 

Optical Properties of Manganosegelerite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.015 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.023 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2453,KPDmeas= 0.2435,KC= 0.2398
Ncalc = 1.66
Help on Optical Data: Optical Data: Biaxial (+), a=1.657, b=1.668, g=1.691, bire=0.0340, 2V(Calc)=72, 2V(Meas)=70-75. Dispersion r < v marked.
Help on Pleochroism (x): Pleochroism (x): yellow.
Help on Pleochroism (z): Pleochroism (z): pale yellow.
 

Calculated Properties of Manganosegelerite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.74 gm/cc
note: Specific Gravity of Manganosegelerite =2.76 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.005322737
Boson Index = 0.994677263
Help on Photoelectric: Photoelectric: PEManganosegelerite = 9.07 barns/electron
U=PEManganosegelerite x rElectron Density= 24.87 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Manganosegelerite is Not Radioactive
 

Manganosegelerite Classification

Help on  Dana Class: Dana Class: 42.11.01.03 (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen
  (42.11)where (AB)4 (XO4)3 Zq · x(H2O)
  (42.11.01)Overite Group
 
42.11.01.01 Overite CaMgAl(PO4)2(OH)•4(H2O) Pcca 2/m 2/m 2/m
 
42.11.01.02 Segelerite CaMgFe(PO4)2(OH)•4(H2O) Pcca 2/m 2/m 2/m
 
42.11.01.03 Manganosegelerite (Mn,Ca)(Mn,Fe,Mg)Fe(PO4)2(OH)•4(H2O) P bca 2/m 2/m 2/m
 
42.11.01.04 Lunokite (Mn,Ca)(Mg,Fe,Mn)Al(PO4)2(OH)•4(H2O) P bca 2/m 2/m 2/m
 
42.11.01.05 Wilhelmvierlingite CaMnFe(PO4)2(OH)•2(H2O) P bca 2/m 2/m 2/m
 
42.11.01.06 Kaluginite* (Mn,Ca)MgFe(PO4)2(OH)•4(H2O) C cca 2/m 2/m 2/m
 
42.11.01.07 Juonniite! CaMgSc(PO4)2(OH)•4(H2O) P bca 2/m 2/m 2/m
Help on  Strunz Class: Strunz Class: 08.DH.20 08 - PHOSPHATES, ARSENATES, VANADATES
  08.D - Phosphates, etc
  08.DH -With large and medium-sized cations, (OH, etc.):RO4 < 1:1
 
08.DH.20 Manganosegelerite (Mn,Ca)(Mn,Fe,Mg)Fe(PO4)2(OH)•4(H2O) P bca 2/m 2/m 2/m
 
08.DH.20 Juonniite! CaMgSc(PO4)2(OH)•4(H2O) P bca 2/m 2/m 2/m
 
08.DH.20 Overite CaMgAl(PO4)2(OH)•4(H2O) Pcca 2/m 2/m 2/m
 
08.DH.20 Segelerite CaMgFe(PO4)2(OH)•4(H2O) Pcca 2/m 2/m 2/m
 
08.DH.20 Wilhelmvierlingite CaMnFe(PO4)2(OH)•2(H2O) P bca 2/m 2/m 2/m
 

Other Manganosegelerite Information

Help on References: References: NAME( AntBidBlaNic4) PHYS. PROP.(Am.Min.,Vol.79,p185,1994) OPTIC PROP.(AntBidBlaNic4)
Help on See Also: See Also: Links to other databases for Manganosegelerite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

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Print or Cut-and-Paste your Manganosegelerite Specimen Label here :

Manganosegelerite

(Mn,Ca)(Mn,Fe++,Mg)Fe+++(PO4)2(OH)•4(H2O)
Dana No: 42.11.01.03 Strunz No: 08.DH.20
Locality:

 

Notes: