Natroxalate Mineral Data

Natroxalate Mineral Data
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General Natroxalate Information

Help on Chemical Formula: Chemical Formula: Na2C2O4
Help on Composition: Composition: Molecular Weight = 134.00 gm
   Sodium  34.31 %  Na   46.25 % Na2O
   Carbon  17.93 %  C    53.75 % C2O3
   Oxygen  47.76 %  O
          ______        ______ 
          100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na2(C2O4)
Help on IMA Status: IMA Status: Approved IMA 1996 (Dana # Added)
Help on Locality: Locality: Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after its chemical composition of sodium (Na) and oxalate (C2O4).
Help on Name Pronunciation: Name Pronunciation: Natroxalate + Pronunciation Say NATROXALATE
Help on Synonym: Synonym: IMA1994-053
 

Natroxalate Image

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Natroxalate

Comments: Colorless transparent crystalline natroxalate fragment.
Location: Mount Kukisvumchorr, Khibiny Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Natroxalate Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =1.9954:1:0.6658
Help on Cell Dimensions: Cell Dimensions: a = 10.426, b = 5.225, c = 3.479, Z = 2; beta = 93.14° V = 189.24 Den(Calc)= 2.35
Help on Crystal System: Crystal System: Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 21/a
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.826(1), 2.602(0.56), 2.334(0.33),
Click Here for Large Natroxalate Structure Window Crystal Structure:

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Reed D A , Olmstead M M , Acta Crystallographica, Section B , 37 (1981) p.938-939, Sodium oxalate structure refinement, Locality: synthetic, Sample: T = 140 K

 

Physical Properties of Natroxalate

Help on Cleavage: Cleavage: {100} Perfect, {001} Indistinct
Help on Color: Color: Colorless, White, Light yellow.
Help on Density: Density: 2.32
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Brittle - Generally displayed by glasses and most non-metallic minerals.
Help on Hardness: Hardness: 3 - Calcite
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white
 

Optical Properties of Natroxalate

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -1.503 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -1.471 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2172,KPDmeas= 0.22,KC= 0.0879
Ncalc = 1.2 - 1.21
Help on Optical Data: Optical Data: Biaxial (-), a=1.415, b=1.524, g=1.592, bire=0.1770
 

Calculated Properties of Natroxalate

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.31 gm/cc
note: Specific Gravity of Natroxalate =2.35 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0022012146
Boson Index = 0.9977987854
Help on Photoelectric: Photoelectric: PENatroxalate = 0.71 barns/electron
U=PENatroxalate x rElectron Density= 1.65 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Natroxalate is Not Radioactive
 

Natroxalate Classification
Help on Dana Class: Dana Class: 50.01.11.01 (50)Salts of Organic Acids
  (50.01)(Oxalates)
  (50.01.11)Dana Group
 
50.01.11.01 Natroxalate! Na2C2O4 P 21/a 2/m
Help on Strunz Class: Strunz Class: 10.AB.60 10 - ORGANIC COMPOUNDS
  10.A - Salts of Organic Acids
  10.AB -Oxalates
 
10.AB.60 Natroxalate! Na2C2O4 P 21/a 2/m
 

Other Natroxalate Information
Help on References: References: PHYS. PROP.(Am.Min.,Vol.82,p432,1997) OPTIC PROP.(Am.Min.,Vol.82,p432,1997)
Help on See Also: See Also: Links to other databases for Natroxalate :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Google Images
4 - Google Scholar
5 - Handbook of Mineralogy (MinSocAm)
6 - Handbook of Mineralogy (UofA)
7 - MinDAT
8 - MinMax(Deutsch)
9 - MinMax(English)
10 - Mineralienatlas (Deutsch)
11 - QUT Mineral Atlas
12 - Ruff.Info

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Natroxalate

Na2C2O4
Dana No: 50.01.11.01 Strunz No: 10.AB.60
Locality:

 

Notes: