Levyne-Ca  Mineral Data

Levyne-Ca Mineral Data

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General Levyne-Ca Information

Help on Chemical  Formula: Chemical Formula: (Ca,Na2,K2)Al2Si4O12•6(H2O)
Help on Composition: Composition: Molecular Weight = 1,506.86 gm
   Potassium   0.52 %  K     0.63 % K2O
   Sodium      0.99 %  Na    1.34 % Na2O
   Calcium     7.26 %  Ca   10.16 % CaO
   Aluminum   11.30 %  Al   21.35 % Al2O3
   Silicon    21.79 %  Si   46.61 % SiO2
   Hydrogen    2.23 %  H    19.92 % H2O
   Oxygen     55.91 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca2.73Na0.65K0.2Al6.31Si11.69O36•16.66(H2O)
Help on Environment: Environment: Alteration of basaltic rocks.
Help on IMA Status: IMA Status: Valid Species 1997 (Pre-IMA) 1825
Help on Locality: Locality: Dalsnipa, Sandoy, Faroë Islands. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Armand Levy (1794-1841), French mineralogist and crystallographer, Paris University, France. Ca modifier added by zeolite nomenclature committee.
Help on Name Pronunciation: Name Pronunciation: Levyne-Ca Say LEVYNE-CA
Help on Synonym: Synonym: Echellite
  Levyne
  Levynite
 

Levyne-Ca Image

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Levyne-Ca

Comments: Vesicle in basalt matrix lined with white levyne crystals.
Location: Beech Creek Quarry, Mount Vernon, Grant Co., Oregon, USA. Scale: 32x22x20 mm.
© John Betts - Fine Minerals

Levyne-Ca Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:1.72544
Help on Cell Dimensions: Cell Dimensions: a = 13.338, c = 23.014, Z = 3; V = 3,545.72 Den(Calc)= 2.12
Help on Crystal System: Crystal System: Trigonal - Hexagonal ScalenohedralH-M Symbol (3 2/m) Space Group: R 3m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 4.1(1), 2.815(0.8), 8.19(0.65),
Click Here for Large Levyne-Ca Structure Window Crystal Structure:

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Gatta G D , Comodi P , Zanazzi P F , Ballaran T B , American Mineralogist , 90 (2005) p.645-652, Anomalous elastic behavior and high-pressure structural evolution of zeolite levyne, Locality: Beech Creek, Grant County, Oregon, P = .0001 GPa uncompressed

View Additional jPOWD Structure files for Levyne-Ca
[1] [2] [3] [4]
 

Physical Properties of Levyne-Ca

Help on Cleavage: Cleavage: {1011} Perfect
Help on Color: Color: White, Grayish white, Reddish white, Yellowish white, Gray.
Help on Density: Density: 2.09 - 2.16, Average = 2.12
Help on Diaphaneity: Diaphaneity: Transparent to Translucent
Help on Habit: Habit: Fibrous - Crystals made up of fibers.
Help on Habit: Habit: Radial - Crystals radiate from a center without producing stellar forms (e.g. stibnite)
Help on Hardness: Hardness: 4-4.5 - Between Fluorite and Apatite
Help on Luster: Luster: Vitreous (Glassy)
Help on Magnetism: Magnetism: Nonmagnetic
Help on Streak: Streak: white
 

Optical Properties of Levyne-Ca

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.002 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2344,KPDmeas= 0.2339,KC= 0.234
Ncalc = 1.49 - 1.51
Help on Optical Data: Optical Data: Uniaxial (-), e=1.487-1.502, w=1.489-1.51, bire=0.0020-0.0080.
 

Calculated Properties of Levyne-Ca

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.16 gm/cc
note: Specific Gravity of Levyne-Ca =2.13 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PELevyne-Ca = 2.16 barns/electron
U=PELevyne-Ca x relectron= 4.66 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 7.60 (Gamma Ray American Petroleum Institute Units)
Concentration of Levyne-Ca per GRapi unit = 13.16 (%)

Estimated Radioactivity from Levyne-Ca - barely detectable

 

Levyne-Ca Classification

Help on  Dana Class: Dana Class: 77.01.02.08 (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.15 09 - SILICATES (Germanates)
  09.G - Tektosilicates with Zeolitic H2O
  09.GD -Chains of 6-membered rings – tabular zeolites
 
09.GD.15 Levyne-Ca (Ca,Na2,K2)Al2Si4O12•6(H2O) R 3m 3 2/m
 
09.GD.15 Levyne-Na! (Na2,Ca,K2)Al2Si4O12•6(H2O) R 3m 3 2/m
 

Other Levyne-Ca Information

Help on References: References: NAME( Dana8) PHYS. PROP.(CanMin, v 35, p 1586) OPTIC PROP.(Dana8)
Help on See Also: See Also: Links to other databases for Levyne-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 Levyne-Ca Specimen Label here :

Levyne-Ca

(Ca,Na2,K2)Al2Si4O12•6(H2O)
Dana No: 77.01.02.08 Strunz No: 09.GD.15
Locality:

 

Notes: