Mineralogy Database

Liottite Mineral Data

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General Liottite Information

Help on Chemical  Formula: Chemical Formula: (Ca,Na,K)8(Si,Al)12O24[(SO4),(CO3),Cl,OH]4•(H2O)
Help on Composition: Composition: Molecular Weight = 1,204.89 gm
   Potassium   4.22 %  K     5.08 % K2O
   Sodium      5.91 %  Na    7.97 % Na2O
   Calcium    11.97 %  Ca   16.75 % CaO
   Aluminum   13.21 %  Al   24.96 % Al2O3
   Silicon    14.22 %  Si   30.42 % SiO2
   Hydrogen    0.20 %  H     1.79 % H2O
   Carbon      0.60 %  C     2.19 % CO2
   Sulfur      3.46 %  S     8.64 % SO3
   Chlorine    2.65 %  Cl    2.65 % Cl
                -   %   Cl   -0.60 % -O=Cl2   
   Oxygen     43.55 %  O
             ______        ______ 
             100.00 %       99.87 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca3.6Na3.1K1.3Si6.1Al5.9O24(SO4)1.3Cl0.9(CO3)0.6(OH)1.2�0.6(H2O)
Help on Environment: Environment: In cavities in ejecta blocks of metasomatized carbonate rocks in a pumice deposit.
Help on IMA Status: IMA Status: Approved IMA 1977
Help on Locality: Locality: At Pitigliano, near Grosseto, Tuscany, Italy. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Luciano Liotti, mineral collector who donated the specimen in which this mineral was first found.
Help on Name Pronunciation: Name Pronunciation: Liottite Say LIOTTITE
Help on Synonym: Synonym: ICSD 82468
  PDF 47-1742
 

Liottite Image

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  Liottite

Comments: Transparent colorless liottite crystal on vesuvianite.
Location: Pitigliano, Grosseto, Tuscany, Italy. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Liottite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:1.25299
Help on Cell Dimensions: Cell Dimensions: a = 12.842, c = 16.091, Z = 3; V = 2,298.15 Den(Calc)= 2.61
Help on Crystal System: Crystal System: Hexagonal - Ditrigonal Dipyramidal H-M Symbol (6 m2) Space Group: P 6m2
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.715(1), 3.315(0.75), 4.84(0.36),
 

Physical Properties of Liottite

Help on Cleavage: Cleavage: None
Help on Color: Color: Colorless.
Help on Density: Density: 2.56
Help on Diaphaneity: Diaphaneity: Transparent
Help on Habit: Habit: Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).
Help on Hardness: Hardness: 5 - Apatite
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white
 

Optical Properties of Liottite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.014 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.033 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2027,KPDmeas= 0.2066,KC= 0.2096
Ncalc = 1.54 - 1.55
Help on Optical Data: Optical Data: Uniaxial (-), e=1.528, w=1.53, bire=0.0020.
 

Calculated Properties of Liottite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.54 gm/cc
note: Specific Gravity of Liottite =2.56 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0073415646
Boson Index = 0.9926584354
Help on Photoelectric: Photoelectric: PELiottite = 3.31 barns/electron
U=PELiottite x relectron= 8.41 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 60.35 (Gamma Ray American Petroleum Institute Units)
Concentration of Liottite per GRapi unit = 1.66 (%)

Estimated Radioactivity from Liottite - barely detectable

 

Liottite Classification

Help on  Dana Class: Dana Class: 76.02.05.09 (76)Tectosilicate Al-Si Framework
  (76.02)Feldspathoids and related species
  (76.02.05)Cancrinite group
 
76.02.05.01 Afghanite (Na,Ca,K)8(Si,Al)12O24(SO4,Cl,CO3)3•(H2O) P 63/mmc, P 63mc, or P 62c Hex
 
76.02.05.02 Bystrite (Na,K)7Ca(Si6Al6)O24S4.5•(H2O) P 31c 3m
 
76.02.05.03 Cancrinite Na6Ca2Al6Si6O24(CO3)2 P 63 6
 
76.02.05.04 Cancrisilite Na7Al5Si7O24(C03)•3(H2O) P 63 6
 
76.02.05.05 Davyne Na4K2Ca2Si6Al6O24(SO4)Cl2 P 63/m 6/m
 
76.02.05.06 Franzinite [(Na,K)30Ca10][Si30Al30O120](SO4)10•2(H2O) P 321 3 2
 
76.02.05.07 Giuseppettite [Na42K16Ca6]S64Si48Al48O192(SO4)10Cl2•5H2O P 31c 3m
 
76.02.05.08 Hydroxycancrinite Na4(AlSiO4)3(OH)•(H2O) P 63 6
 
76.02.05.09 Liottite (Ca,Na,K)8(Si,Al)12O24[(SO4),(CO3),Cl,OH]4•(H2O) P 6m2 6 m2
 
76.02.05.10 Microsommite (Na,Ca,K)7-8(Si,Al)12O24(Cl,SO4)2-3 P 6322 6 2 2
 
76.02.05.11 Pitiglianoite Na6K2Si6Al6O24(SO4)•2(H2O) P 63 6
 
76.02.05.12 Quadridavyne (Na,K)6Ca2Al6Si6O24Cl4 P 63/m 6/m
 
76.02.05.13 Sacrofanite (Na,Ca,K)9Si6Al6O24[(OH),(SO4),(CO3),Cl)]4•n(H2O) P 63/mmc ? 6/m 2/m 2/m
 
76.02.05.14 Tounkite (Na,Ca,K)8Al6Si6O24(SO4)2Cl•(H2O) P 6222 6 2 2
 
76.02.05.15 Vishnevite (Na,Ca,K)6(Si,Al)12O24[(SO4),(CO3),Cl2]2-4•n(H2O) P 6322 6 2 2
 
76.02.05.16 Wenkite Ba4Ca6(Si,Al)20O39(OH)2(SO4)3•n(H2O)(?) P 62m 6 m2
 
76.02.05.17 Marinellite! [(Na,K)42Ca6](Si36Al36O144)(SO4)8Cl2•6(H2O) P 31c or P 2c Trig
 
76.02.05.18 Farneseite! (Na37K9Ca10)S56(Si42Al42)S84O168(SO4)12•6(H2O) P 63/m 6/m 2/m 2/m
 
76.02.05.19 Alloriite! Na5K1.5Ca(Si6Al6O24)(SO4)(OH)0.5•H2O P 31c 3m
 
76.02.05.20 Biachellaite (Na,Ca,K)8(Si6Al6O24)(SO4)2(OH)0.5•H2O P 3 3
 
76.02.05.21 IMA2008-006! [Na82.5Ca33K16.5](Si99Al99O396)(SO4)33•4H2O P 3 3
 
76.02.05.22 Kyanoxalite! Na7(Al5-6Si6-7O24)(C2O4)0.5-1.0•5H2O P 63 6
 
76.02.05.23 IMA2008-065! (Na,K)6Ca2(Si6Al6O24)Cl2(CO3) P 63 6
Help on  Strunz Class: Strunz Class: 09.FB.05 09 - SILICATES (Germanates)
  09.F - Tektosilicates without Zeolitic H2O
  09.FB -Tektosilicates with additional anions
 
09.FB.05 Bystrite (Na,K)7Ca(Si6Al6)O24S4.5•(H2O) P 31c 3m
 
09.FB.05 Afghanite (Na,Ca,K)8(Si,Al)12O24(SO4,Cl,CO3)3•(H2O) P 63/mmc, P 63mc, or P 62c Hex
 
09.FB.05 Cancrisilite Na7Al5Si7O24(C03)•3(H2O) P 63 6
 
09.FB.05 Cancrinite Na6Ca2Al6Si6O24(CO3)2 P 63 6
 
09.FB.05 Hydroxycancrinite Na4(AlSiO4)3(OH)•(H2O) P 63 6
 
09.FB.05 Franzinite [(Na,K)30Ca10][Si30Al30O120](SO4)10•2(H2O) P 321 3 2
 
09.FB.05 Liottite (Ca,Na,K)8(Si,Al)12O24[(SO4),(CO3),Cl,OH]4•(H2O) P 6m2 6 m2
 
09.FB.05 Davyne Na4K2Ca2Si6Al6O24(SO4)Cl2 P 63/m 6/m
 
09.FB.05 Giuseppettite [Na42K16Ca6]S64Si48Al48O192(SO4)10Cl2•5H2O P 31c 3m
 
09.FB.05 Quadridavyne (Na,K)6Ca2Al6Si6O24Cl4 P 63/m 6/m
 
09.FB.05 Pitiglianoite Na6K2Si6Al6O24(SO4)•2(H2O) P 63 6
 
09.FB.05 Microsommite (Na,Ca,K)7-8(Si,Al)12O24(Cl,SO4)2-3 P 6322 6 2 2
 
09.FB.05 Vishnevite (Na,Ca,K)6(Si,Al)12O24[(SO4),(CO3),Cl2]2-4•n(H2O) P 6322 6 2 2
 
09.FB.05 Sacrofanite (Na,Ca,K)9Si6Al6O24[(OH),(SO4),(CO3),Cl)]4•n(H2O) P 63/mmc ? 6/m 2/m 2/m
 
09.FB.05 Marinellite! [(Na,K)42Ca6](Si36Al36O144)(SO4)8Cl2•6(H2O) P 31c or P 2c Trig
 
09.FB.05 Tounkite (Na,Ca,K)8Al6Si6O24(SO4)2Cl•(H2O) P 6222 6 2 2
 
09.FB.05 IMA2008-065! (Na,K)6Ca2(Si6Al6O24)Cl2(CO3) P 63 6
 
09.FB.05 Farneseite! (Na37K9Ca10)S56(Si42Al42)S84O168(SO4)12•6(H2O) P 63/m 6/m 2/m 2/m
 
09.FB.05 Biachellaite (Na,Ca,K)8(Si6Al6O24)(SO4)2(OH)0.5•H2O P 3 3
 
09.FB.05 IMA2008-006! [Na82.5Ca33K16.5](Si99Al99O396)(SO4)33•4H2O P 3 3
 
09.FB.05 Alloriite! Na5K1.5Ca(Si6Al6O24)(SO4)(OH)0.5•H2O P 31c 3m
 

Other Liottite Information

Help on References: References: NAME( AntBidBlaNic2) PHYS. PROP.(AntBidBlaNic2) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Liottite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info
15 - Zeolite Database by Bruno Herreros

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Print or Cut-and-Paste your Liottite Specimen Label here :

Liottite

(Ca,Na,K)8(Si,Al)12O24[(SO4),(CO3),Cl,OH]4•(H2O)
Dana No: 76.02.05.09 Strunz No: 09.FB.05
Locality:

 

Notes:

 

 
   
 


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