Tugtupite Mineral Data (original) (raw)

General Tugtupite Information

Help on Chemical Formula: Chemical Formula:

Na4AlBeSi4O12Cl

Help on Composition: Composition:

Molecular Weight = 467.74 gm

Sodium 19.66 % Na 26.50 % Na2O

Beryllium 1.93 % Be 5.35 % BeO

Aluminum 5.77 % Al 10.90 % Al2O3

Silicon 24.02 % Si 51.38 % SiO2

Chlorine 7.58 % Cl 7.58 % Cl

- % Cl -1.71 % -O=Cl2

Oxygen 41.05 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Help on Empirical Formula: Empirical Formula:

Na4AlBe(Si4O12)Cl

Help on Environment: Environment:

Alkali-rich, silica-poor intrusive igneous rocks.

Help on IMA Status: IMA Status:

Approved IMA 1962

Help on Locality: Locality:

Tugtup agatakorfia, Tunugdliarfik, Greenland. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named after its locality

Help on Name Pronunciation: Name Pronunciation:

Tugtupite + Pronunciation Say TUGTUPITE

Help on Synonym: Synonym:

ICSD 69958

PDF 38-472

Tugtupite Image

Click Here for Larger Tugtupite Image in a New Browser Window Images:

Click Here for Larger Tugtupite Image Tugtupite Comments: Albite hosting a 1.2 cm mass of partially gem quality tugtupite. Location: Tugtup, Greenland.Scale: 2.1 x1.3 cm. © John Veevaert

Tugtupite Crystallography

Help on Axial Ratios: Axial Ratios:

a:c = 1:1.02726

Help on Cell Dimensions: Cell Dimensions:

a = 8.583, c = 8.817, Z = 2; V = 649.53 Den(Calc)= 2.39

Help on Crystal System: Crystal System:

Tetragonal - DisphenoidalH-M Symbol (4) Space Group: I 4

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 3.52(1), 6.13(0.8), 3.57(0.6),

Click Here for Large Tugtupite Structure Window Crystal Structure:

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| | Antao S M , Hassan I , Parise J B , American Mineralogist , 89 (2004) p.492-497, Tugtupite: High-temperature structures obtained from in situ synchrotron, diffraction and Rietveld refinements, T = 20 C, data from Hassan and Grundy (1991) View Additional jPOWD Structure files for Tugtupite [1] [10] [11] [12] [13] [14] [15] [16] [17] [2] [3] [4] [5] [6] [7] [8] [9] | | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |

Physical Properties of Tugtupite

Help on Cleavage: Cleavage:

{111} Imperfect

Help on Color: Color:

White, Pink, Crimson, Blue, Green.

Help on Density: Density:

2.36

Help on Diaphaneity: Diaphaneity:

Transparent to Translucent

Help on Fracture: Fracture:

Uneven - Flat surfaces (not cleavage) fractured in an uneven pattern.

Help on Habit: Habit:

Massive - Uniformly indistinguishable crystals forming large masses.

Help on Hardness: Hardness:

4 - Fluorite

Help on Luminescence: Luminescence:

Fluorescent and tenebrescent, Short UV=dark crimson, Long UV=deep rich orange light crimson.

Help on Luster: Luster:

Vitreous - Greasy

Help on Streak: Streak:

white

Optical Properties of Tugtupite

Help on Dichroism (e): Dichroism (e):

colorless.

Help on Dichroism (w): Dichroism (w):

colorless.

Help on Gladstone-Dale: Gladstone-Dale:

CI meas= 0.024 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= 0.036 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2088,KPDmeas= 0.2114,KC= 0.2166
Ncalc = 1.51 - 1.52

Help on Optical Data: Optical Data:

Uniaxial (+), w=1.496, e=1.502, bire=0.0060.

Calculated Properties of Tugtupite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=2.32 gm/cc
note: Specific Gravity of Tugtupite =2.36 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.03
Boson Index = 0.97

Help on Photoelectric: Photoelectric:

PETugtupite = 1.91 barns/electron
U=PETugtupite x rElectron Density= 4.43 barns/cc.

Help on Radioactivity: Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Tugtupite is Not Radioactive

Tugtupite Classification

Help on Dana Class: Dana Class:

76.02.03.07 (76)Tectosilicate Al-Si Framework

(76.02)Feldspathoids and related species

(76.02.03)Sodalite group

76.02.03.01 Sodalite Na8Al6Si6O24Cl2 P 43n 4 3m

76.02.03.02 Nosean Na8Al6Si6O24(SO4) P 43m 4 3m

76.02.03.03 Hauyne (Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2 P 43n 4 3m

76.02.03.04 Lazurite Na3Ca(Al3Si3O12)S P 43n 4 3m

76.02.03.05 Bicchulite Ca2Al2SiO6(OH)2 I 43m 4 3m

76.02.03.06 Kamaishilite Ca2Al2SiO6(OH)2 I-lattice Tetra

76.02.03.07 Tugtupite Na4AlBeSi4O12Cl I 4 4

76.02.03.08 Tsaregorodtsevite N(CH3)4AlSi5O12 I 222 2 2 2

Help on Strunz Class: Strunz Class:

09.FB.10 09 - SILICATES (Germanates)

09.F - Tektosilicates without Zeolitic H2O

09.FB -Tektosilicates with additional anions

09.FB.10 Bicchulite Ca2Al2SiO6(OH)2 I 43m 4 3m

09.FB.10 Danalite Fe4Be3(SiO4)3S P 43n 4 3m

09.FB.10 Hauyne (Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2 P 43n 4 3m

09.FB.10 Genthelvite Zn4Be3(SiO4)3S P 43n 4 3m

09.FB.10 Helvite Mn4Be3(SiO4)3S P 43n 4 3m

09.FB.10 Lazurite Na3Ca(Al3Si3O12)S P 43n 4 3m

09.FB.10 Kamaishilite Ca2Al2SiO6(OH)2 I-lattice Tetra

09.FB.10 Nosean Na8Al6Si6O24(SO4) P 43m 4 3m

09.FB.10 Sodalite Na8Al6Si6O24Cl2 P 43n 4 3m

09.FB.10 Tugtupite Na4AlBeSi4O12Cl I 4 4

09.FB.10 Tsaregorodtsevite N(CH3)4AlSi5O12 I 222 2 2 2

Other Tugtupite Information

Help on References: References:

NAME( Dana8) 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 Tugtupite :
1 - Alkali-Nuts(English)
2 - Alkali-Nuts(Francais)
3 - Am. Min. Crystal Structure Database
4 - Athena
5 - CalTech Mineral Spectroscopy
6 - EUROmin Project
7 - Ecole des Mines de Paris
8 - GeoScienceWorld
9 - Google Images
10 - Google Scholar
11 - Handbook of Mineralogy (MinSocAm)
12 - Handbook of Mineralogy (UofA)
13 - MinDAT
14 - Mineralienatlas (Deutsch)
15 - Online Mineral Museum
16 - QUT Mineral Atlas
17 - Ruff.Info
18 - WWW-MINCRYST

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

Tugtupite

Na4AlBeSi4O12Cl
Dana No: 76.02.03.07 Strunz No: 09.FB.10
Locality:

Notes: