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Paulingite-Ca Mineral Data

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General Paulingite-Ca Information

Help on Chemical  Formula: Chemical Formula: (Ca,K,Na,Ba)5[Al10Si35O84]•34(H2O)
Help on Composition: Composition: Molecular Weight = 3,410.06 gm
   Potassium   3.06 %  K     3.69 % K2O
   Barium      0.40 %  Ba    0.45 % BaO
   Sodium      0.58 %  Na    0.78 % Na2O
   Calcium     4.35 %  Ca    6.08 % CaO
   Aluminum    8.53 %  Al   16.12 % Al2O3
   Silicon    25.70 %  Si   54.99 % SiO2
   Hydrogen    2.01 %  H    17.96 % H2O
   Oxygen     55.36 %  O
             ______        ______ 
             100.00 %      100.07 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca3.7K2.67Na0.86Ba0.1Al10.78Si31.21O84•34(H2O)
Help on Environment: Environment: Occurs in tholeiitic basalt and sandstone xenoliths in basalt.
Help on IMA Status: IMA Status: Approved IMA 1998 (Dana # Added)
Help on Locality: Locality: Ritter, Oregon, U.S.A. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after Linus Carl Pauling (1901-1994), professor of chemistry, California Institute of Technology, Pasadena, CA, USA.
Help on Name Pronunciation: Name Pronunciation: Paulingite-Ca + Pronunciation Say PAULINGITE-CA

Paulingite-Ca Image

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Comments: Small cubes of druzy paulingite-Ca on basalt.
Location: Three Mile Creek, Ritter, Grant County, Oregon, USA. Scale: Specimen Size 2x2.5 cm.
© Diederik Visser

Paulingite-Ca Crystallography

Help on Cell Dimensions: Cell Dimensions: a = 35.088, Z = 16; V = 43,199.22 Den(Calc)= 2.10
Help on Crystal System: Crystal System: Isometric - Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: Im3m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.0806(1), 8.2773(0.808), 3.2614(0.74),

Physical Properties of Paulingite-Ca

Help on Color: Color: Colorless.
Help on Density: Density: 2.085
Help on Diaphaneity: Diaphaneity: Transparent
Help on Hardness: Hardness: 5 - Apatite
Help on Luster: Luster: Vitreous (Glassy)

Optical Properties of Paulingite-Ca

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.008 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.015 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2274,KPDmeas= 0.229,KC= 0.2309
Ncalc = 1.48
Help on Optical Data: Optical Data: Isotropic, n=1.473-1.482.

Calculated Properties of Paulingite-Ca

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.11 gm/cc
note: Specific Gravity of Paulingite-Ca =2.09 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PEPaulingite-Ca = 3.71 barns/electron
U=PEPaulingite-Ca x relectron= 7.83 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 44.81 (Gamma Ray American Petroleum Institute Units)
Concentration of Paulingite-Ca per GRapi unit = 2.23 (%)

Estimated Radioactivity from Paulingite-Ca - barely detectable


Paulingite-Ca Classification

Help on  Dana Class: Dana Class: (77)Tectosilicate Zeolite group
  (77.01)true zeolites
  (77.01.03)Gismondine and related species Gismondine Ca2Al4Si4O16•9(H2O) P 21/c 2/m Amicite K2Na2Al4Si4O16•5(H2O) I2 2 Garronite Na2Ca5Al12Si20O64•27(H2O) I 41/a 4/m Gobbinsite (Na2,Ca)2K2Al6Si10O32•12(H2O) P mn21 mm2 Harmotome (Ba,Na,K)1-2(Si,Al)8O16•6(H2O) P 21/m 2/m Phillipsite-Na (Na,K,Ca)1-2(Si,Al)8O16•6(H2O) P 21/m 2/m Phillipsite-Ca! (Ca,K,Na)1-2(Si,Al)8O16•6(H2O) P 21/m 2/m Phillipsite-K! (K,Na,Ca)1-2(Si,Al)8O16•6(H2O) P 21/m 2/m Perlialite K8Tl4Al12Si24O72•20(H2O) P 6/mmm 6/m 2/m 2/m Paulingite-K (K2,Ca,Na2,Ba)5Al10Si35O90•45(H2O) Im3m 4/m 3 2/m Paulingite-Na! (Na2,K2,Ca,Ba)5Al10Si35O90•45(H2O) Im3m 4/m 3 2/m Paulingite-Ca! (Ca,K,Na,Ba)5[Al10Si35O84]•34(H2O) Im3m 4/m 3 2/m Mazzite-Mg K2CaMg2(Al,Si)36O72•28(H2O) P 63/mmc 6/m 2/m 2/m Mazzite-Na! Na8Al8Si28O72•30H2O P 63/mmc 6/m 2/m 2/m Merlinoite (K,Ca,Na,Ba)7Si23Al9O64•23(H2O) I mmm 2/m 2/m 2/m Montesommaite (K,Na)9Al9Si23O64•10(H2O) F dd2 mm2
Help on  Strunz Class: Strunz Class: 09.GC.35 09 - SILICATES (Germanates)
  09.G - Tektosilicates with Zeolitic H2O
  09.GC -Chains of doubly-connected 4-membered rings
09.GC.35 Paulingite-Ca! (Ca,K,Na,Ba)5[Al10Si35O84]•34(H2O) Im3m 4/m 3 2/m
09.GC.35 Paulingite-K (K2,Ca,Na2,Ba)5Al10Si35O90•45(H2O) Im3m 4/m 3 2/m
09.GC.35 Paulingite-Na! (Na2,K2,Ca,Ba)5Al10Si35O90•45(H2O) Im3m 4/m 3 2/m

Other Paulingite-Ca Information

Help on References: References: NAME( CanMin, 8/99) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Paulingite-Ca :
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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Dana No: Strunz No: 09.GC.35





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