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Lisetite

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Lisetit
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Lisetit
Farblos-weißlicher Lisetit in Quarzmatrix (ohne Maßstab) von der Typlokalität Liset Eklogit (Liset, Selje, Vestland, Norwegen).
Copyright: Wikipedia-user: David Hospital; Contribution: oliverOliver
Location: Norwegen/Vestland, Provinz/Selje/Liset/Liset Eklogit-Vorkommen
Mineral: Lisetite
Image: 1701554647
Rating: 1 (votes: 1)
License: Creative Commons - Attribution-ShareAlike 4.0 International  (CC BY-SA) V.4.0
Lisetit

Farblos-weißlicher Lisetit in Quarzmatrix (ohne Maßstab) von der Typlokalität Liset Eklogit (Liset, Selje, Vestland, Norwegen).
Copyright: Wikipedia-user: David Hospital
Contribution: oliverOliver 2023-12-02
Locality: Liset Eklogit-Vorkommen / Liset / Selje / Vestland, Provinz / Norwegen

Collectors Summary

Color farblos
Streak color weiß
Crystal System orthorhombisch, Pbc21

Chemism

Chemical formula

Na2CaAl4Si4O16

Chemical composition

Aluminium, Calcium, Natrium, Silicium, Sauerstoff

Unit weight: 562.3170932 u; Number of atoms in the formula: 27

Info

Empirical formula:

Na2CaAl4Si4O16

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Oxygen

O

45.52

16

59.26

15.9994300

255.9908800
Sodium

Na

8.18

2

7.41

22.9897702

45.9795404
Aluminium

Al

19.19

4

14.81

26.9815382

107.9261528
Silicon

Si

19.98

4

14.81

28.0855300

112.3421200
Calcium

Ca

7.13

1

3.70

40.0784000

40.0784000

Analysis wt%

Ø SiO2 : 43.09, Al2O3 : 36.33, CaO : 9.80, Na2O : 10.84 (Ref: American Mineralogist 86)

Strunz 9th edition incl. updates

9.FA.55

9: Silikate (Germanate)
F: Gerüstsilikate (Tektosilikate) ohne zeolithisches H2O
A: Gerüstsilikate (Tektosilicates) ohne weitere [Anionen]
55:Lisetit-Gruppe

Lapis Classification

VIII/J.01-010

VIII: SILIKATE
J: Gerüstsilikate (mit Zeolithen)
1: Ohne tetraederfremde Anionen

Classification by Hölzel

9.FD.240

9: SILICATES
F: Tektosilicates
D: Plagioclase-Group

Dana 8th edition

76.01.06.03

76: Tektosilicates Tectosilicate Al-Si Framework
01: Tektosilicates Tectosilicate Al-Si Framework with Al-Si frameworks
06: Banalsite group

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color

farblos

Streak color

weiß

max. Birefringence

0.01
Birefringence chart\! Lisetite title=Birefringence chart Lisetite

Michel-Levy Color Chart viewed according to the maximum birefringence (at 30μm). Mineral color is not taken into account. Click on the image to enlarge or change thickness.

RI value α / ω / n

1.56

RI value γ / ε

1.57

Ri mean

1.565

2V angle

Biaxial

Crystallography

Crystal System

orthorhombisch

Class (H-M)

mm2

Space Group number

29

Space Group

Pbc21

Cell parameters a (Å)

8.260

Cell parameters b (Å)

17.086

Cell parameters c (Å)

9.654

Cell parameters a/b or c/a

0.483

Cell parameters c/b

0.565

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

4

Volume (ų)

1362.472

X-Ray Powder Diffraction

4.162(40),
3.534(30),
3.468(40),
3.198(100),
3.155(20),
3.100(20),
3.010(10),
2.954(30)
XRD chart Lisetite

Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Crystal Structure 3D

Open larger view

Physical Properties

Density (g/cm³)

2.73 (berechnet)

2.741 ( ρ calc. Mineralienatlas )

(Co-)Type locality

(Co-)Type locality

Norwegen/Vestland, Provinz/Selje/Liset/Liset Eklogit-Vorkommen

Preface

Author (Name, Year)

Smith & Kechid & Rossi, 1986

References

American Mineralogist 71 (1986), 1372

Other languages

German

Lisetit

Spanish

Lisetita

French

Lisetite

English

Lisetite

Russian

Лисетит

CNMNC (IMA)-Number

IMA 1985-017

CNMNC symbol

Symbol

Lis

Locations with GPS information

IDs

GUSID (Global unique identifier short form) n5bHXeRt8EeEfWnTufRMQA
GUID (Global unique identifier) 5DC7969F-6DE4-47F0-847D-69D3B9F44C40
Database ID 2223