Manganberzeliite Mineral Data + Say MANGANBERZELIITE

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General Manganberzeliite Information

Help on Chemical  Formula: Chemical Formula: (Ca,Na)3(Mn,Mg)2(AsO4)3
Help on Composition: Composition: Molecular Weight = 618.74 gm
   Sodium      2.79 %  Na    3.76 % Na2O
   Calcium    14.57 %  Ca   20.39 % CaO
   Magnesium   1.96 %  Mg    3.26 % MgO
   Manganese  13.32 %  Mn   17.20 % MnO
   Arsenic    36.33 %  As   55.72 % As2O5
   Oxygen     31.03 %  O
             ______        ______ 
             100.00 %      100.32 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca2.25Na0.75Mn2+1.5Mg0.5(AsO4)3
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1894
Help on Locality: Locality: Link to MinDat.org Location Data.
 

Manganberzeliite Image

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Manganberzeliite

Comments: Orange translucent crystalline manganberzeliite in clear calcite.
Location: Langban, Varmland, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Manganberzeliite Crystallography

Help on Cell Dimensions: Cell Dimensions: a = 12.52, Z = 8; V = 1,962.52 Den(Calc)= 4.19
Help on Crystal System: Crystal System: Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: I a3d
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.8(1), 2.56(0.9), 1.67(0.8),
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Forms: [ 0 1 2] [ 1 2 1] [ 0 1 1] [ 1 0 0]

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Physical Properties of Manganberzeliite

Help on Cleavage: Cleavage: None
Help on Color: Color: Grayish yellow, Yellowish red, Honey yellow, Orange.
Help on Density: Density: 4.21 - 4.46, Average = 4.33
Help on Diaphaniety: Diaphaniety: Transparent to Translucent
Help on Fracture: Fracture: Conchoidal - Uneven - Uneven fracture producing small, conchoidal fragments.
Help on Hardness: Hardness: 4.5-5 - Near Apatite
Help on Luster: Luster: Resinous
Help on Streak: Streak: white
 

Optical Properties of Manganberzeliite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.003 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.037 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1874,KPDmeas= 0.1811,KC= 0.1806
Help on Optical Data: Optical Data: Isotropic, n=1.78-1.79.
 

Calculated Properties of Manganberzeliite

Help on Electron Density: Electron Density:

relectron=4.09 gm/cc
note: rManganberzeliite =4.34 gm/cc.

Help on Fermion Index Fermion Index Fermion Index = 0.0023
Boson Index = 0.9977
Help on Photoelectric: Photoelectric:

PEManganberzeliite = 30.39 barns/electron
U=PEManganberzeliite x relectron= 124.26 barns/cc.

Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Manganberzeliite is Not Radioactive

 

Manganberzeliite Classification

Help on  Dana Class: Dana Class: 38.2.1.2 (38)Anhydrous Phosphates, etc
  (38.2)(A+ B++)5 (XO4)3
  (38.2.1)Dana Group
 
38.2.1.1 Berzeliite (Ca,Na)3(Mg,Mn)2(AsO4)3 I a3d 4/m 3 2/m
 
38.2.1.2 Manganberzeliite (Ca,Na)3(Mn,Mg)2(AsO4)3 I a3d 4/m 3 2/m
 
38.2.1.3 Palenzonaite (Ca,Na)3Mn(V,As,Si)3O12 I a3d 4/m 3 2/m
 
38.2.1.4 Schaferite! NaCa2Mg2(VO4)3 I a3d 4/m 3 2/m
Help on  Strunz Class: Strunz Class: VII/A.08-40 VII - Phosphates, Arsenates and Vanadates
  VII/A - Waterfree phosphates [PO4]3- without unfamiliar anions, cations of medium and big size: Mg, Mn,Fe, Cu, Zn, and Ca, Na
  VII/A.08 - Chladniite - Berzeliite - Palenzonaite series
 
VII/A.08-03 Galileiite! NaFe4(PO4)3 R 3 3
 
VII/A.08-05 Chladniite Na2Ca(Mg,Fe)7(PO4)6 R 3 3
 
VII/A.08-10 Johnsomervilleite Na2Ca(Mg,Fe,Mn)7(PO4)6 R 3 3
 
VII/A.08-20 Fillowite Na2Ca(Mn,Fe)7(PO4)6 R 3 3
 
VII/A.08-30 Berzeliite (Ca,Na)3(Mg,Mn)2(AsO4)3 I a3d 4/m 3 2/m
 
VII/A.08-40 Manganberzeliite (Ca,Na)3(Mn,Mg)2(AsO4)3 I a3d 4/m 3 2/m
 
VII/A.08-45 Schaferite! NaCa2Mg2(VO4)3 I a3d 4/m 3 2/m
 
VII/A.08-50 Palenzonaite (Ca,Na)3Mn(V,As,Si)3O12 I a3d 4/m 3 2/m
 

Other Manganberzeliite Information

Help on References: References: PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Manganberzeliite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 - Franklin Minerals(Dunn) 5 -Google Images 6 -Google Scholar 7 -Handbook of Mineralogy (UofA) 8 -MinDAT 9 -MinMax(Deutsch) 10 -MinMax(English) 11 -Mineralienatlas (Deutsch) 12 -QUT Mineral Atlas 13 -École des Mines de Paris

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Manganberzeliite

(Ca,Na)3(Mn,Mg)2(AsO4)3
Dana No: 38.2.1.2 Strunz No: VII/A.08-40
Locality:

 

Notes:

 

 
   
 
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