Faujasite-Na Mineral Data

[Mineral Auctions] [Register] [Current Auctions] [Log In] [www.danweinrich.com]
Dan Weinrich Auctions
Specializing In Live Weekly Auctions Of Top Quality Mineral Specimens
The Place To Find Great Specimens At Great Prices!

General Faujasite-Na Information

Chemical Formula:

(Na2,Ca,Mg)3.5[Al7Si17O48]•32(H2O)

Composition:

Molecular Weight = 2,109.65 gm

Sodium 2.29 % Na 3.08 % Na₂O

Calcium 1.99 % Ca 2.79 % CaO

Magnesium 0.40 % Mg 0.67 % MgO

Aluminum 8.95 % Al 16.92 % Al₂O₃

Silicon 22.63 % Si 48.42 % SiO₂

Hydrogen 3.06 % H 27.33 % H₂O

Oxygen 60.67 % O

______ ______

100.00 % 99.20 % = TOTAL OXIDE

Empirical Formula:

3.5(Ca_0.3)3.5(Na_0.6)3.5(Mg_0.1)Al₇Si₁₇O₄₈•32(H₂O)

Environment:

Usually occurs in basaltic volcanics, metapyroxenite, also with augite in limburgite. Na modifier added by the zeolite nomenclature committee.

IMA Status:

Valid Species (Pre-IMA) 1842

Locality:

Sasback in the Kaiserstuhl, Baden, Germany. Link to MinDat.org Location Data.

Name Origin:

Named after Barthelemy Faujas de Saint Fond (1741-1819), French geologist and writer on the origin of volcanoes.

Name Pronunciation:

Faujasite-Na + Pronunciation

Synonym:

Faujasite

Faujasite-Na Image

Images:

Faujasite-Na

Comments: Intergrown crystals of faujasite coated with opal.
Location: Kaiserstuhl, Baden-Wurttemburg, Germany. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Faujasite-Na Crystallography

Cell Dimensions:

a = 24.7, Z = 8; V = 15,069.22 Den(Calc)= 1.86

Crystal System:

Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: F d3m

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 3.76(1), 5.66(1), 14.3(1),

Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
Help on Above

Porcher F , Souhassou M , Dusausoy Y , Lecomte C , European Journal of Mineralogy , 11 (1999) p.333-343, The crystal structure of a low-silica dehydrated NaX zeolite

Physical Properties of Faujasite-Na

Cleavage:

{111} Perfect, {111} Perfect, {111} Perfect

Color:

Colorless, White, Pale brown.

Density:

1.923 - 1.94, Average = 1.93

Diaphaneity:

Transparent to translucent

Fracture:

Brittle - Uneven - Very brittle fracture producing uneven fragments.

Habit:

Crystalline - Coarse - Occurs as well-formed coarse sized crystals.

Hardness:

5 - Apatite

Luster:

Vitreous (Glassy)

Streak:

white

Optical Properties of Faujasite-Na

Gladstone-Dale:

CI meas= -0.018 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.057 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2554,KPDmeas= 0.2459,KC= 0.2417
Ncalc = 1.45 - 1.47

Optical Data:

Isotropic, n=1.47-1.48.

Calculated Properties of Faujasite-Na

Electron Density:

Bulk Density (Electron Density)=1.98 gm/cc
note: Specific Gravity of Faujasite-Na =1.93 gm/cc.

Fermion Index:

Fermion Index = 0.01
Boson Index = 0.99

Photoelectric:

PE_Faujasite-Na= 1.49 barns/electron
U=PE_Faujasite-Na x rElectron Density= 2.94 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Faujasite-Na is Not Radioactive

Faujasite-Na Classification

Dana Class:

77.01.02.07 (77)Tectosilicate Zeolite group

(77.01)true zeolites

(77.01.02)Chabazite and related species

77.01.02.01 Chabazite-Ca (Ca0.5,Na,K)4[Al4Si8O24]•12H2O P1 1

77.01.02.01a Chabazite-Na! (Na2,K2,Ca,Mg)[Al2Si4O12]•6(H2O) R 3m 3 2/m

77.01.02.01b Chabazite-K! (K2,Ca,Na2,Mg)[Al2Si4O12]•6(H2O) R 3m 3 2/m

77.01.02.01c Chabazite-Sr! (Sr,Ca,K2,Na2)[Al2Si4O12]•6(H2O) R 3m 3 2/m

77.01.02.02 Herschelite? (Na,Ca,K)AlSi2O6•3(H2O) R 3m 3 2/m

77.01.02.03 Willhendersonite KCaAl3Si3O12•5(H2O) P1 1

77.01.02.04 Offretite (K2,Ca,Mg)2.5Al5Si13O36•15(H2O) P 6m2 6 m2

77.01.02.05 Erionite-Na (Na2,K2,Ca)2[Al4Si14O36]•15(H2O) P 6₃/mmc 6/m 2/m 2/m

77.01.02.05a Erionite-K! (K2,Ca,Na2)2[Al4Si14O36]•15(H2O) P 6₃/mmc 6/m 2/m 2/m

77.01.02.05b Erionite-Ca! (Ca,K2,Na2)2[Al4Si14O36]•15(H2O) P 6₃/mmc 6/m 2/m 2/m

77.01.02.06 Gmelinite-Na (Na2,Ca)Al2Si4O12•6(H2O) P 6₃/mmc 6/m 2/m 2/m

77.01.02.06a Gmelinite-Ca! (Ca,Na2)Al2Si4O12•6(H2O) P 6₃/mmc 6/m 2/m 2/m

77.01.02.06b Gmelinite-K! (K,Na,Ca)6(Al7Si17O48)•22(H2O) P 6₃/mmc 6/m 2/m 2/m

77.01.02.07 Faujasite-Na (Na2,Ca,Mg)3.5[Al7Si17O48]•32(H2O) F d3m 4/m 3 2/m

77.01.02.07a Faujasite-Ca! (Ca,Na2,Mg)3.5[Al7Si17O48]•32(H2O) F d3m 4/m 3 2/m

77.01.02.07b Faujasite-Mg! (Mg,Na2,Ca)3.5[Al7Si17O48]•32(H2O) F d3m 4/m 3 2/m

77.01.02.08 Levyne-Ca (Ca,Na2,K2)Al2Si4O12•6(H2O) R 3m 3 2/m

77.01.02.08a Levyne-Na! (Na2,Ca,K2)Al2Si4O12•6(H2O) R 3m 3 2/m

77.01.02.09 Tschortnerite! Ca4(Ca,Sr,K,Ba)3Cu3(OH)8[Si12Al12O48]•x(H2O),x>=20 F m3m 4/m 3 2/m

Strunz Class:

09.GD.30 09 - SILICATES (Germanates)

09.G - Tektosilicates with Zeolitic H2O

09.GD -Chains of 6-membered rings – tabular zeolites

09.GD.30 Faujasite-Ca! (Ca,Na2,Mg)3.5[Al7Si17O48]•32(H2O) F d3m 4/m 3 2/m

09.GD.30 Faujasite-Mg! (Mg,Na2,Ca)3.5[Al7Si17O48]•32(H2O) F d3m 4/m 3 2/m

09.GD.30 Faujasite-Na (Na2,Ca,Mg)3.5[Al7Si17O48]•32(H2O) F d3m 4/m 3 2/m

Other Faujasite-Na Information

References:

NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Dana8)

See Also:

Links to other databases for Faujasite-Na :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Google Images
4 - Google Scholar
5 - MinDAT
6 - MinMax(Deutsch)
7 - MinMax(English)
8 - Mineralienatlas (Deutsch)
9 - QUT Mineral Atlas
10 - Ruff.Info

Search for Faujasite-Na using:

[ALTAVISTA] [AOL] [All-The-Web] [HotBot] [Ixquick] [MAMMA] [MSN.COM] [Netscape] [Scirus] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Faujasite-Na :

AA Mineral Specimens

B & L Fine Minerals

Crystalarium.com

Dan Weinrich Fine Minerals

Dan Weinrich Auctions

Dakota Matrix

Desert Winds Gems and Minerals

John Betts Fine Minerals

Mason's Minerals

Mineral News

Mineral of the Month Club

Wrights Rock Shop

Translate Faujasite-Na Mineral Data :

Ask about Faujasite-Na here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Español

Print or Cut-and-Paste your Faujasite-Na Specimen Label here :

Faujasite-Na

(Na2,Ca,Mg)3.5[Al7Si17O48]•32(H2O)
Dana No: 77.01.02.07 Strunz No: 09.GD.30
Locality:

Notes: