Faujasite-Ca Mineral Data (original) (raw)

General Faujasite-Ca Information

Help on Chemical Formula: Chemical Formula:

(Ca,Na2,Mg)3.5[Al7Si17O48]•32(H2O)

Help on Composition: Composition:

Molecular Weight = 2,127.59 gm

Sodium 1.13 % Na 1.53 % Na2O

Calcium 3.96 % Ca 5.54 % CaO

Magnesium 0.40 % Mg 0.66 % MgO

Aluminum 8.88 % Al 16.77 % Al2O3

Silicon 22.44 % Si 48.01 % SiO2

Hydrogen 3.03 % H 27.10 % H2O

Oxygen 60.16 % O

______ ______

100.00 % 99.61 % = TOTAL OXIDE

Help on Empirical Formula: Empirical Formula:

3.5(Ca0.6)3.5(Na0.3)3.5(Mg0.1)Al7Si17O48•32(H2O)

Help on Environment: Environment:

Usually occurs in basaltic volcanics, metapyroxenite, also with augite in limburgite.

Help on IMA Status: IMA Status:

Approved IMA 1998 (Dana # Added)

Help on Locality: Locality:

Found in drill core from Haselborn, near Ilbeshausen, Vogelsberg, Hessen, Germany. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named after Barthelemy Faujas de Saint Fond (1741-1819), French geologist and writer on the origin of volcanoes. The Ca-dominant member of the faujasite series.

Help on Name Pronunciation: Name Pronunciation:

Faujasite-Ca + Pronunciation Say FAUJASITE-CA

Faujasite-Ca Image

Click Here for Larger Faujasite-Ca Image in a New Browser Window Images:

Click Here for Larger Faujasite-Ca Image Faujasite-Ca Comments: Isolated colorless octahedra faujasite-Ca in basalt vesicules. Location: Table Mountain, San Bernardino County, California, USA.Scale: See Image. © Rruff Database

Faujasite-Ca Crystallography

Help on Cell Dimensions: Cell Dimensions:

a = 24.7, Z = 8; V = 15,069.22 Den(Calc)= 1.88

Help on Crystal System: 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/Io): 3.76(1), 5.66(1), 14.3(1),

Click Here for Large Faujasite-Ca Structure Window Crystal Structure:

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Help on Above

| | Pluth J J , Smith J V , Materials Research Bulletin , 7 (1972) p.1311-1322, Positions of cations and molecules in zeolites with the faujasite-type, framework VII. Dehydrated Ca-exchanged X, Locality: synthetic, Note: dehydrated under vacuum at 500 C, measured at room temperature | | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |

Physical Properties of Faujasite-Ca

Help on Cleavage: Cleavage:

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

Help on Color: Color:

Colorless, White, Pale brown.

Help on Density: Density:

1.923 - 1.94, Average = 1.93

Help on Diaphaneity: Diaphaneity:

Transparent to translucent

Help on Fracture: Fracture:

Brittle - Uneven - Very brittle fracture producing uneven fragments.

Help on Habit: Habit:

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

Help on Hardness: Hardness:

5 - Apatite

Help on Luster: Luster:

Vitreous (Glassy)

Help on Streak: Streak:

white

Optical Properties of Faujasite-Ca

Help on Gladstone-Dale: Gladstone-Dale:

CI meas= -0.014 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.042 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2527,KPDmeas= 0.2459,KC= 0.2426
Ncalc = 1.46 - 1.47

Help on Optical Data: Optical Data:

Isotropic, n=1.47-1.48.

Calculated Properties of Faujasite-Ca

Help on Electron Density: Electron Density:

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

Help on Fermion Index: Fermion Index:

Fermion Index = 0.01
Boson Index = 0.99

Help on Photoelectric: Photoelectric:

PEFaujasite-Ca = 1.69 barns/electron
U=PEFaujasite-Ca x rElectron Density= 3.35 barns/cc.

Help on Radioactivity: Radioactivity:

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

Faujasite-Ca Classification

Help on Dana Class: Dana Class:

77.01.02.07a (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

Help on Strunz Class: 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-Ca Information

Help on References: References:

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

Help on See Also: See Also:

Links to other databases for Faujasite-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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Print or Cut-and-Paste your Faujasite-Ca Specimen Label here :

Faujasite-Ca

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

Notes: