Magnesiochlorophoenicite Mineral Data

Magnesiochlorophoenicite Mineral Data
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General Magnesiochlorophoenicite Information

Help on Chemical Formula: Chemical Formula: (Mg,Mn)3Zn2(AsO4)(OH,O)6
Help on Composition: Composition: Molecular Weight = 465.62 gm
   Magnesium  11.74 %  Mg   19.48 % MgO
   Manganese   8.85 %  Mn   11.43 % MnO
   Zinc       28.09 %  Zn   34.96 % ZnO
   Arsenic    16.09 %  As   24.68 % As2O5
   Hydrogen    0.87 %  H     7.74 % H2O
   Oxygen     34.36 %  O
             ______        ______ 
             100.00 %       98.28 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mg2.25Mn2+0.75Zn2(AsO4)(OH)4O2
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1935
Help on Locality: Locality: Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named as the Mg analog of chlorophoenicite.
Help on Synonym: Synonym: Magnesium-chlorophoenicite - Renamed as Magnesiochlorophoenicite by Mineralogical Record, v330 (2008), p131
 

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Magnesiochlorophoenicite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =6.9694:1:2.224
Help on Cell Dimensions: Cell Dimensions: a = 23.02, b = 3.303, c = 7.346, Z = 2; beta = 106.22° V = 536.32 Den(Calc)= 2.88
Help on Crystal System: Crystal System: Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.123(1), 3.723(1), 2.641(0.8),
 

Physical Properties of Magnesiochlorophoenicite

Help on Color: Color: Colorless, White.
Help on Density: Density: 3.37
Help on Diaphaneity: Diaphaneity: Transparent to Translucent
Help on Hardness: Hardness: 3-3.5 - Calcite-Copper Penny
Help on Luster: Luster: Vitreous - Pearly
 

Optical Properties of Magnesiochlorophoenicite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.091 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -0.276 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2336,KPDmeas= 0.1996,KC= 0.183
Ncalc = 1.53 - 1.62
Help on Optical Data: Optical Data: Biaxial (+), a=1.669, b=1.672, g=1.677, bire=0.0080
 

Calculated Properties of Magnesiochlorophoenicite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.22 gm/cc
note: Specific Gravity of Magnesiochlorophoenicite =3.37 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.02
Boson Index = 0.98
Help on Photoelectric: Photoelectric: PEMagnesiochlorophoenicite = 27.50 barns/electron
U=PEMagnesiochlorophoenicite x rElectron Density= 88.67 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Magnesiochlorophoenicite is Not Radioactive
 

Magnesiochlorophoenicite Classification
Help on Dana Class: Dana Class: 41.01.01.02 (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen
  (41.01)where (A++)m (XO4)p Zq, with m:p>4:1
  (41.01.01)Phoenicite Group
 
41.01.01.01 Chlorophoenicite (Mn,Mg)3Zn2(AsO4)(OH,O)6 C 2/m 2/m
 
41.01.01.02 Magnesiochlorophoenicite (Mg,Mn)3Zn2(AsO4)(OH,O)6 C 2/m 2/m
 
41.01.01.03 Jarosewichite Mn3Mn(AsO4)(OH)6 C 222,C mm2,C 2m2(/n) Ortho
Help on Strunz Class: Strunz Class: 08.BE.35 08 - PHOSPHATES, ARSENATES, VANADATES
  08.B - Phosphates, etc. with Additional Anions, without H2O
  08.BE -With only medium-sized cations, (OH, etc.):RO4 > 2:1
 
08.BE.35 Chlorophoenicite (Mn,Mg)3Zn2(AsO4)(OH,O)6 C 2/m 2/m
 
08.BE.35 Magnesiochlorophoenicite (Mg,Mn)3Zn2(AsO4)(OH,O)6 C 2/m 2/m
 

Other Magnesiochlorophoenicite 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 Magnesiochlorophoenicite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - Mineralienatlas (Deutsch)
8 - Online Mineral Museum
9 - QUT Mineral Atlas
10 - Ruff.Info

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

Magnesiochlorophoenicite

(Mg,Mn)3Zn2(AsO4)(OH,O)6
Dana No: 41.01.01.02 Strunz No: 08.BE.35
Locality:

 

Notes: