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Paranatrolite Mineral Data

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General Paranatrolite Information

Help on Chemical  Formula: Chemical Formula: Na2[Al2Si3O10]•3(H2O)
Help on Composition: Composition: Molecular Weight = 415.43 gm
   Potassium   2.07 %  K     2.49 % K2O
   Sodium     10.24 %  Na   13.80 % Na2O
   Calcium     0.58 %  Ca    0.81 % CaO
   Aluminum   16.50 %  Al   31.17 % Al2O3
   Silicon    18.66 %  Si   39.92 % SiO2
   Hydrogen    1.50 %  H    13.44 % H2O
   Oxygen     50.45 %  O
             ______        ______ 
             100.00 %      101.64 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na1.85K0.22Ca0.06Al2.54Si2.76O10•3.1(H2O)
Help on Environment: Environment: Unstable mineral epitaxial on natrolite. Dehydrates to tetranatrolite.
Help on IMA Status: IMA Status: IMA Status in Question 1998
Help on Locality: Locality: Mont Saint-Hilaire, Quebec, Canada. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: The name given in 1980 recognizes its association with and similarity in chemical composition to natrolite.
Help on Name Pronunciation: Name Pronunciation: Paranatrolite + Pronunciation Say PARANATROLITE
Help on Synonym: Synonym: ICSD 63218
  PDF 42-1386

Paranatrolite Image

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Comments: Translucent prismatic paranatrolite crystal aggregate.
Location: Mont Saint Hilaire, Quebec, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Paranatrolite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.3434:1:0.5183
Help on Cell Dimensions: Cell Dimensions: a = 6.5952, b = 19.204, c = 9.955, Z = 4; beta = 107.737° V = 1,200.91 Den(Calc)= 2.30
Help on Crystal System: Crystal System: Monoclinic - Domatic H-M Symbol (m) Space Group: Cc
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.94(1), 5.92(0.6), 4.44(0.4),

Physical Properties of Paranatrolite

Help on Cleavage: Cleavage: None
Help on Color: Color: Colorless, White, Pink.
Help on Density: Density: 2.21
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz).
Help on Habit: Habit: Epitaxial - Crystallographic alignment with a precursor mineral
Help on Hardness: Hardness: 5-5.5 - Apatite-Knife Blade
Help on Luster: Luster: Vitreous - Greasy
Help on Streak: Streak: white

Optical Properties of Paranatrolite

Help on Optical Data: Optical Data: NCalc= 1.52 - from Gladstone-Dale relationship (KC = 0.2261) where Ncalc=Dcalc*KC+1
NCalc= 1.5 - from Gladstone-Dale relationship (KC = 0.2261) where Ncalc=Dmeas*KC+1

Calculated Properties of Paranatrolite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.31 gm/cc
note: Specific Gravity of Paranatrolite =2.30 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0089686248
Boson Index = 0.9910313752
Help on Photoelectric: Photoelectric: PEParanatrolite = 1.66 barns/electron
U=PEParanatrolite x relectron= 3.82 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 29.95 (Gamma Ray American Petroleum Institute Units)
Concentration of Paranatrolite per GRapi unit = 3.34 (%)

Estimated Radioactivity from Paranatrolite - barely detectable


Paranatrolite Classification

Help on  Dana Class: Dana Class: (77)Tectosilicate Zeolite group
  (77.01)true zeolites
  (77.01.05)Natrolite and related species Natrolite Na2[Al2Si3O10]•2(H2O) F dd2 mm2 Tetranatrolite? Na2[Al2Si3O10]•2(H2O) I 42d 4 2m Paranatrolite Na2[Al2Si3O10]•3(H2O) Cc m Mesolite Na2Ca2Al6Si9O30•8(H2O) C 2 2 Scolecite CaAl2Si3O10•3(H2O) Cc m Edingtonite BaAl2Si3O10•4(H2O) P 21212 2 2 2 Gonnardite Na2CaAl4Si6O20•7(H2O) I 42d 4 2m Cowlesite CaAl2Si3O10•5-6(H2O) P 2221, P mmm, Pmm2 Ortho Thomsonite-Ca NaCa2Al5Si5O20•6(H2O) Pncn 2/m 2/m 2/m Thomsonite-Sr! (Sr,Ca)2Na[Al5Si5O20]•7(H2O) Pcnn 2/m 2/m 2/m Nabesite! Na2BeSi4O10•4(H2O) P 212121 2 2 2
Help on  Strunz Class: Strunz Class: 09.GA.05 09 - SILICATES (Germanates)
  09.G - Tektosilicates with Zeolitic H2O
  09.GA -Zeolites with T5O10 Units � The Fibrous Zeolites
09.GA.05 Gonnardite Na2CaAl4Si6O20•7(H2O) I 42d 4 2m
09.GA.05 Mesolite Na2Ca2Al6Si9O30•8(H2O) C 2 2
09.GA.05 Natrolite Na2[Al2Si3O10]•2(H2O) F dd2 mm2
09.GA.05 Paranatrolite Na2[Al2Si3O10]•3(H2O) Cc m
09.GA.05 Scolecite CaAl2Si3O10•3(H2O) Cc m
09.GA.05 Tetranatrolite? Na2[Al2Si3O10]•2(H2O) I 42d 4 2m

Other Paranatrolite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8, AmMin 90:522)
Help on See Also: See Also: Links to other databases for Paranatrolite :
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

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Dana No: Strunz No: 09.GA.05





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