Mineralogy Database

Voggite Mineral Data

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General Voggite Information

Help on Chemical  Formula: Chemical Formula: Na2Zr(PO4)(CO3)(OH)•2(H2O)
Help on Composition: Composition: Molecular Weight = 345.22 gm
   Sodium      13.32 %  Na   17.95 % Na2O
   Zirconium   26.42 %  Zr   35.69 % ZrO2
   Phosphorus   8.97 %  P    20.56 % P2O5
   Hydrogen     1.46 %  H    13.05 % H2O
   Carbon       3.48 %  C    12.75 % CO2
   Oxygen      46.35 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na2Zr(PO4)(CO3)(OH)•2(H2O)
Help on Environment: Environment: Margins of an altered amygdaloidal basalt dyke that has intruded a silicocarbonatite sill.
Help on IMA Status: IMA Status: Approved IMA 1990
Help on Locality: Locality: Francon quarry, Montreal, Quebec. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for for Adolf Vogg who first discovered the mineral.
Help on Name Pronunciation: Name Pronunciation: Voggite Say VOGGITE
Help on Synonym: Synonym: ICSD 66310
  PDF 45-1442

Voggite Image

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Comments: Scanning-electron photomicrograph of voggite showing typical habit of crystals.
Location: Silicocarbonatite sills exposed at the Francon limestone quarry, Montreal, Quebec. Scale: Image size 360 µm.
© Canadian Mineralogist

Voggite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =1.8683:1:1.7927
Help on Cell Dimensions: Cell Dimensions: a = 12.251, b = 6.557, c = 11.755, Z = 4; beta = 116.12° V = 847.84 Den(Calc)= 2.70
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: I2/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 10.2(1), 5.58(0.8), 3.89(0.65),

Physical Properties of Voggite

Help on Cleavage: Cleavage: {010} Poor
Help on Color: Color: Colorless.
Help on Density: Density: 2.7
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Brittle - Generally displayed by glasses and most non-metallic minerals.
Help on Habit: Habit: Acicular - Occurs as needle-like crystals.
Help on Habit: Habit: Microscopic Crystals - Crystals visible only with microscopes.
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white

Optical Properties of Voggite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.009 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.009 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2204,KPDmeas= 0.2204,KC= 0.2183
Ncalc = 1.59
Help on Optical Data: Optical Data: Biaxial (+), a=1.569, b=1.594, g=1.622, bire=0.0530, 2V(Calc)=90, 2V(Meas)=81-88.

Calculated Properties of Voggite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.63 gm/cc
note: Specific Gravity of Voggite =2.70 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.03
Boson Index = 0.97
Help on Photoelectric: Photoelectric: PEVoggite = 35.63 barns/electron
U=PEVoggite x rElectron Density= 93.62 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Voggite is Not Radioactive

Voggite Classification

Help on  Dana Class: Dana Class: (43)Compound Phosphates, etc.
  (43.05)(Hydrated Compound Anions With Hydroxyl or Halogen)
  (43.05.16)Dana Group Voggite Na2Zr(PO4)(CO3)(OH)•2(H2O) I2/m 2/m
Help on  Strunz Class: Strunz Class: 08.DO.10 08 - PHOSPHATES, ARSENATES, VANADATES
  08.D - Phosphates, etc
  08.DO -With CO3, SO4, SiO4
08.DO.10 Voggite Na2Zr(PO4)(CO3)(OH)•2(H2O) I2/m 2/m

Other Voggite Information

Help on References: References: NAME( CanMin, 28:155) PHYS. PROP.(Am.Min.,Vol.75,p1434,1990) OPTIC PROP.(Am.Min.,Vol.75,p1434,1990)
Help on See Also: See Also: Links to other databases for Voggite :
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.DO.10





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