Rouvilleite Mineral Data

Rouvilleite Mineral Data
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General Rouvilleite Information

Help on Chemical Formula: Chemical Formula: Na3Ca2(CO3)3F
Help on Composition: Composition: Molecular Weight = 348.15 gm
   Sodium    19.81 %  Na   26.70 % Na2O
   Calcium   23.02 %  Ca   32.21 % CaO
   Carbon    10.35 %  C    37.92 % CO2
   Oxygen    41.36 %  O
   Fluorine   5.46 %  F     5.46 % F
               -   %   F    -2.30 % -O=F2    
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na3Ca2(CO3)3F
Help on Environment: Environment: Cavities in sodalite syenite inclusions in nepheline syenite.
Help on IMA Status: IMA Status: Approved IMA 1991
Help on Locality: Locality: Poudrette quarry, Rouville County, Mt. St-Hilaire, Quebec, Canada. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Rouvilleite + Pronunciation Say ROUVILLEITE
Help on Synonym: Synonym: ICSD 39352
  IMA1989-050
  PDF 44-1471
 

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Rouvilleite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.5086:1:0.4445
Help on Cell Dimensions: Cell Dimensions: a = 8.043, b = 15.812, c = 7.03, Z = 4; beta = 101.16° V = 877.14 Den(Calc)= 2.64
Help on Crystal System: Crystal System: MonoclinicSpace Group: Cc,C 2/c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.895(1), 2.711(0.9), 7.081(0.8),
Click Here for Large Rouvilleite Structure Window Crystal Structure:

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Yamnova N A , Pushcharovskii D Yu , Khomyakov A P , Vyatkin S V , Soviet Physics - Crystallography , 36 (1991) p.14-16, Crystal structure of the new natural fluorocarbonate Na3Ca(Mn,Ca)(CO3)3F, Locality: hydrothermalites, Lovozero alkaline massif, Kola Peninsula, Russia

 

Physical Properties of Rouvilleite

Help on Cleavage: Cleavage: {001} Good, {010} Good
Help on Color: Color: Colorless, Reddish brown, Tan.
Help on Density: Density: 2.67
Help on Diaphaneity: Diaphaneity: Transparent
Help on Habit: Habit: Irregular Grains - Occurs as splotchy, anhedral crystals forming inclusions in other minerals or rocks.
Help on Hardness: Hardness: 3 - Calcite
Help on Luster: Luster: Vitreous - Waxy
Help on Streak: Streak: white
 

Optical Properties of Rouvilleite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.004 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.007 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2024,KPDmeas= 0.2001,KC= 0.201
Ncalc = 1.53 - 1.54
Help on Optical Data: Optical Data: Biaxial (-), a=1.472, b=1.562, g=1.569, bire=0.0970, 2V(Calc)=28, 2V(Meas)=25-30.
Help on Pleochroism (x): Pleochroism (x): none.
Help on Pleochroism (y): Pleochroism (y): none.
Help on Pleochroism (z): Pleochroism (z): none.
 

Calculated Properties of Rouvilleite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.64 gm/cc
note: Specific Gravity of Rouvilleite =2.67 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0016478209
Boson Index = 0.9983521791
Help on Photoelectric: Photoelectric: PERouvilleite = 3.31 barns/electron
U=PERouvilleite x rElectron Density= 8.74 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Rouvilleite is Not Radioactive
 

Rouvilleite Classification
Help on Dana Class: Dana Class: 16a.05.05.01 (16a)Carbonates - Hydroxyl or Halogen
  (16a.05)with miscellaneous formulae
  (16a.05.05)Dana Group
 
16a.05.05.01 Rouvilleite Na3Ca2(CO3)3F Cc,C 2/c Mono
 
16a.05.05.02 Podlesnoite! BaCa2(CO3)2F2 C mcm 2/m 2/m 2/m
Help on Strunz Class: Strunz Class: 05.BC.10 05 - CARBONATES (NITRATES)
  05.B - Carbonates with additional anions, without H2O
  05.BC -With alkali-earth cations
 
05.BC.10 Rouvilleite Na3Ca2(CO3)3F Cc,C 2/c Mono
 

Other Rouvilleite Information
Help on References: References: PHYS. PROP.(Am.Min.,Vol.76,p2023,1991) OPTIC PROP.(Am.Min.,Vol.76,p2023,1991)
Help on See Also: See Also: Links to other databases for Rouvilleite :
1 - Alkali-Nuts(English)
2 - Alkali-Nuts(Francais)
3 - Am. Min. Crystal Structure Database
4 - Athena
5 - EUROmin Project
6 - Ecole des Mines de Paris
7 - GeoScienceWorld
8 - Google Images
9 - Google Scholar
10 - Handbook of Mineralogy (MinSocAm)
11 - Handbook of Mineralogy (UofA)
12 - MinDAT
13 - Mineralienatlas (Deutsch)
14 - Online Mineral Museum
15 - QUT Mineral Atlas
16 - Ruff.Info
17 - WWW-MINCRYST

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

Rouvilleite

Na3Ca2(CO3)3F
Dana No: 16a.05.05.01 Strunz No: 05.BC.10
Locality:

 

Notes: