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Arseniopleite Mineral Data

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General Arseniopleite Information

Help on Chemical  Formula: Chemical Formula: (Ca,Na)(Na,Pb)Mn++(Mn++,Mg,Fe++)2(AsO4)3
Help on Composition: Composition: Molecular Weight = 737.72 gm
   Sodium      3.74 %  Na    5.04 % Na2O
   Calcium     3.80 %  Ca    5.32 % CaO
   Magnesium   3.29 %  Mg    5.46 % MgO
   Manganese  25.32 %  Mn   32.69 % MnO
   Iron        4.54 %  Fe    5.84 % FeO
   Arsenic    30.47 %  As   46.73 % As2O5
   Lead        2.81 %  Pb    2.92 % Pb2O
   Oxygen     26.03 %  O
             ______        ______ 
             100.00 %      104.01 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca0.7Na1.2Pb0.1Mn2+3.4MgFe2+0.6(AsO4)3
Help on Environment: Environment: Mn-rich member of a series with caryinite. Revalidated 2003.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1888
Help on Locality: Locality: Sjo Mine, Grythytte Parish, Orebro, Sweden. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named from the Latin for the element As, and Greek for 'more' because it adds to the number of related minerals already described.
Help on Name Pronunciation: Name Pronunciation: Arseniopleite + Pronunciation Say ARSENIOPLEITE

Arseniopleite Image

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Comments: Massive, orange arseniopleite.
Location: Sjögruvan, Grythyttan, Örebro, Sweden. Scale: Not Given.
© Tom Loomis / Dakota Matrix

Arseniopleite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.5225:1:0.8687
Help on Cell Dimensions: Cell Dimensions: a = 6.8113, b = 13.0358, c = 11.3245, Z = 4; beta = 100.25° V = 989.46 Den(Calc)= 4.95
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: I2/a
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.83(1), 2.68(0.6), 1.693(0.5),2.99(0.5), 2.79(0.4), 3.27(0.4), 4.13(0.4), 6.52(0.4),

Physical Properties of Arseniopleite

Help on Cleavage: Cleavage: {???} Good
Help on Color: Color: Cherry, Reddish brown.
Help on Density: Density: 4.22 - 4.29, Average = 4.25
Help on Diaphaneity: Diaphaneity: Opaque
Help on Fracture: Fracture: Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz).
Help on Habit: Habit: Massive - Granular - Common texture observed in granite and other igneous rock.
Help on Hardness: Hardness: 3.5 - Copper Penny
Help on Luster: Luster: Greasy (Oily)
Help on Streak: Streak: yellowish brown

Optical Properties of Arseniopleite

Help on Optical Data: Optical Data: NCalc= 1.9 - from Gladstone-Dale relationship (KC = 0.1828) where Ncalc=Dcalc*KC+1
NCalc= 1.78 - from Gladstone-Dale relationship (KC = 0.1828) where Ncalc=Dmeas*KC+1

Calculated Properties of Arseniopleite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.60 gm/cc
note: Specific Gravity of Arseniopleite =4.95 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PEArseniopleite = 76.32 barns/electron
U=PEArseniopleite x rElectron Density= 351.32 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Arseniopleite is Not Radioactive

Arseniopleite Classification

Help on  Dana Class: Dana Class: (38)Anhydrous Phosphates, etc
  (38.02)(A+ B++)5 (XO4)3
  (38.02.02)Alluaudite-Wyllieite Group (Alluaudite Subgroup) Caryinite (Na,Pb)(Ca,Na)(Ca,Mn)(Mn,Mg)2(AsO4)3 I2/c 2/m Arseniopleite (Ca,Na)(Na,Pb)Mn(Mn,Mg,Fe)2(AsO4)3 I2/a 2/m
Help on  Strunz Class: Strunz Class: 08.AC.10 08 - PHOSPHATES, ARSENATES, VANADATES
  08.A - Phosphates, etc. without additional anions, without H2O
  08.AC -With medium-sized and large cations
08.AC.10 Alluaudite NaCaFe(Mn,Fe,Fe,Mg)2(PO4)3 C 2/c 2/m
08.AC.10 Arseniopleite (Ca,Na)(Na,Pb)Mn(Mn,Mg,Fe)2(AsO4)3 I2/a 2/m
08.AC.10 Ferrohagendorfite* (Na,Ca)2Fe(Fe,Fe)2(PO4)3 I 21/a 2/m
08.AC.10 Caryinite (Na,Pb)(Ca,Na)(Ca,Mn)(Mn,Mg)2(AsO4)3 I2/c 2/m
08.AC.10 Hagendorfite NaCaMn(Fe,Fe,Mg)2(PO4)3 I 21/a 2/m
08.AC.10 Johillerite Na(Mg,Zn)3Cu(AsO4)3 I2/c 2/m
08.AC.10 Ferroalluaudite NaCaFe(Fe,Mn,Fe,Mg)2(PO4)3 C 2/a 2/m
08.AC.10 Odanielite Na(Zn,Mg)3H2(AsO4)3 C 2/c 2/m
08.AC.10 Maghagendorfite NaMgMn(Fe,Fe)2(PO4)3 I 21/a 2/m
08.AC.10 Nickenichite Na0,8Ca0,4(Mg,Fe,Al)3Cu0,4(AsO4)3 C 2/c 2/m
08.AC.10 Varulite NaCaMn(Mn,Fe,Fe)2(PO4)3 C 2/c 2/m
08.AC.10 Bradaczekite! NaCu4(AsO4)3 C 2/c 2/m
08.AC.10 Yazganite! NaFe2(Mg,Mn)(AsO4)3•H2O C 2/c 2/m
08.AC.10 IMA2008-054! NaCaMn2(PO4)[PO3(OH)]2 C 2/c 2/m

Other Arseniopleite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8, CanMin, v 41, p 72)
Help on See Also: See Also: Links to other databases for Arseniopleite :
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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Dana No: Strunz No: 08.AC.10





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