Mineralogy Database

Catalanoite Mineral Data

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General Catalanoite Information

Help on Chemical  Formula: Chemical Formula: Na2H(PO4)• 8(H2O)
Help on Composition: Composition: Molecular Weight = 287.40 gm
   Sodium      16.48 %  Na   22.21 % Na2O
   Phosphorus  10.78 %  P    24.69 % P2O5
   Hydrogen     5.94 %  H    53.09 % H2O
   Oxygen      66.80 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na2.06H0.94(PO4)•8(H2O)
Help on Environment: Environment: It is an evaporite mineral formed in a desert playa lake.
Help on IMA Status: IMA Status: Approved IMA 2002 (Dana # Added)
Help on Locality: Locality: Laguna de Santa Maria, about 5 km east of the Argentina-Chile border, in the Andean Puna, Los Andes Department, Salta Province, Argentina Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Luciano R. Catalano (1890-1970), well-known Argentine economic geologist and pioneer in the study of Andean salars in the Puna.
Help on Synonym: Synonym: IMA2002-008

Catalanoite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.9863:1:1.411
Help on Cell Dimensions: Cell Dimensions: a = 11.488, b = 11.647, c = 16.435, Z = 8; V = 2,199.02 Den(Calc)= 1.74
Help on Crystal System: Crystal System: Orthorhombic - Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: I bca
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.782(1)(141), 3.751(0.81)(213), 2.8763(0.77)(400),2.7443(0.74)(042), 4.731(0.62)(022), 4.897(0.43)(211), 5.779(0.4)(112), 2.7281(0.39)(314), 1.9909(0.38)(523),

Physical Properties of Catalanoite

Help on Cleavage: Cleavage: None
Help on Color: Color: Colorless.
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Fragile - Crystals with a delicate and easily injured structure.
Help on Habit: Habit: Microscopic Crystals - Crystals visible only with microscopes.
Help on Habit: Habit: Pyramidal - Crystals are shaped like pyramids.
Help on Habit: Habit: Tabular - Form dimensions are thin in one direction.
Help on Hardness: Hardness: 2 - Gypsum
Help on Luster: Luster: Vitreous - Resinous
Help on Streak: Streak: white

Optical Properties of Catalanoite

Help on Gladstone-Dale: Gladstone-Dale: CI calc= 0.029 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2602,KC= 0.2679
Ncalc = 1.47
Help on Optical Data: Optical Data: Biaxial (-), a=1.443, b=1.457, g=1.458, bire=0.0150, 2V(Calc)=28, 2V(Meas)=29.6. Dispersion r > v strong.

Calculated Properties of Catalanoite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=1.82 gm/cc
note: Specific Gravity of Catalanoite =1.74 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0003295676
Boson Index = 0.9996704324
Help on Photoelectric: Photoelectric: PECatalanoite = 0.92 barns/electron
U=PECatalanoite x rElectron Density= 1.68 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Catalanoite is Not Radioactive

Catalanoite Classification

Help on  Dana Class: Dana Class: (39)Hydrated Acid Phosphates, etc
  (39.01)A+ [HXO4] � x(H2O)
  (39.01.08)Dana Group Dorfmanite Na2(PO3OH)•2(H2O) Unk Ortho Catalanoite! Na2H(PO4)•8(H2O) I bca 2/m 2/m 2/m
Help on  Strunz Class: Strunz Class: 08.CJ.70 08 - PHOSPHATES, ARSENATES, VANADATES
  08.C - Phosphates without Additional Anions, with H2O
  08.CJ -With only large cations
08.CJ.70 Catalanoite! Na2H(PO4)•8(H2O) I bca 2/m 2/m 2/m

Other Catalanoite Information

Help on References: References: NAME( CanMin, 42:1906) PHYS. PROP.(CanMin, 42:1906) OPTIC PROP.(CanMin, 42:1906)
Help on See Also: See Also: Links to other databases for Catalanoite :
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 Catalanoite Specimen Label here :


Na2H(PO4)• 8(H2O)
Dana No: Strunz No: 08.CJ.70





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