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Zektzerite

Pictures (5 Images total)

Zektzerit
Views (File:
1167332738
): 1185
Zektzerit
Bildbreite: 10 mm; Fundort: Washington Pass, Okanogan Co., Washington, USA
Copyright: Stephan Wolfsried; Contribution: Hg
Location: USA/Washington/Okanogan Co./Washington Pass
Mineral: Zektzerite
Image: 1167332738
Rating: 8 (votes: 1)
License: Usage for Mineralienatlas project only
Zektzerit

Bildbreite: 10 mm; Fundort: Washington Pass, Okanogan Co., Washington, USA
Copyright: Stephan Wolfsried
Contribution: Hg 2006-12-28
Locality: Washington Pass / Okanogan Co. / Washington / USA
Zektzerit, Albit
Views (File:
1303851898
): 1330
Zektzerit, Albit
rosa Zektzerit auf weißem Albit, Größe: 5 x 3,5 x 3,5 cm, Fundort: Washington Pass, Okanogan Co., Washington, USA
Copyright: Rob Lavinsky; Contribution: thdun5
Location: USA/Washington/Okanogan Co./Washington Pass
Mineral: Albite, Zektzerite
Image: 1303851898
Rating: 6 (votes: 1)
License: Usage for Mineralienatlas project only
Zektzerit, Albit

rosa Zektzerit auf weißem Albit, Größe: 5 x 3,5 x 3,5 cm, Fundort: Washington Pass, Okanogan Co., Washington, USA
Copyright: Rob Lavinsky
Contribution: thdun5 2011-04-26
Locality: Washington Pass / Okanogan Co. / Washington / USA
Zektzerit
Views (File:
1277621772
): 901
Zektzerit
Größe: 15x15 mm; Fundort: Washington Pass, Okanogan Co., Washington, USA
Copyright: John Sobolewski; Contribution: Philip Blümner
Location: USA/Washington/Okanogan Co./Washington Pass
Mineral: Zektzerite
Image: 1277621772
License: Usage for Mineralienatlas project only
Zektzerit

Größe: 15x15 mm; Fundort: Washington Pass, Okanogan Co., Washington, USA
Copyright: John Sobolewski
Contribution: Philip Blümner 2010-06-27
Locality: Washington Pass / Okanogan Co. / Washington / USA
Zektzerit, Tadzhikit-(Ce), Neptunit
Views (File:
1672056279
): 67
Zektzerit, Tadzhikit-(Ce), Neptunit
Diese etwa 22 mm x 18 mm große Stufe aus massivem Zektzerit trägt neben braunem Tadzhikit-(Ce) auch fast schwarzen Neptunit und stammt aus Dara-i-Pioz in Tadzhikistan.
Copyright: Klaus Schäfer; Contribution: Klaus Schäfer
Collection: Klaus Schäfer
Location: Tadschikistan/Republik-unterstellte Gebiete (Nohijahoi tobei Dschumhurij)/Dara-i-Pioz (Darai-Pioz)
Mineral: Neptunite, Tadzhikite-(Ce), Zektzerite
Image: 1672056279
License: Usage for Mineralienatlas project only
Zektzerit, Tadzhikit-(Ce), Neptunit

Diese etwa 22 mm x 18 mm große Stufe aus massivem Zektzerit trägt neben braunem Tadzhikit-(Ce) auch fast schwarzen Neptunit und stammt aus Dara-i-Pioz in Tadzhikistan.
Collection: Klaus Schäfer
Copyright: Klaus Schäfer
Contribution: Klaus Schäfer 2022-12-26
Locality: Dara-i-Pioz (Darai-Pioz) / Republik-unterstellte Gebiete (Nohijahoi tobei Dschumhurij) / Tadschikistan
Zektzerit
Views (File:
1245228886
): 1042
Zektzerit
Kristallgröße: 1,5 mm; Fundort: Washington Pass, Okanogan Co., Washington, USA
Copyright: Pavel M. Kartashov; Contribution: Philip Blümner
Location: USA/Washington/Okanogan Co./Washington Pass
Mineral: Zektzerite
Image: 1245228886
Rating: 2 (votes: 2)
License: Usage for Mineralienatlas project only
Zektzerit

Kristallgröße: 1,5 mm; Fundort: Washington Pass, Okanogan Co., Washington, USA
Copyright: Pavel M. Kartashov
Contribution: Philip Blümner 2009-06-17
Locality: Washington Pass / Okanogan Co. / Washington / USA

Collectors Summary

Color farblos, rosa
Streak color weiß
Hardness (Mohs) 6
Crystal System orthorhombisch, Cmca

Chemism

Chemical formula

NaLiZrSi6O15

Chemical composition

Lithium, Natrium, Silicium, Zirconium, Sauerstoff

Unit weight: 529.6598002 u; Number of atoms in the formula: 24

Info

Empirical formula:

NaLiZrSi6O15

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Lithium

Li

1.31

1

4.17

6.9412000

6.9412000
Oxygen

O

45.31

15

62.50

15.9994300

239.9914500
Sodium

Na

4.34

1

4.17

22.9897702

22.9897702
Silicon

Si

31.82

6

25.00

28.0855300

168.5131800
Zirconium

Zr

17.22

1

4.17

91.2242000

91.2242000

Analysis wt%

Li2O : 2.80, Na2O : 5.90, ZrO2 : 21.84, HfO2 : 0.50, TiO2 : 0.75, SiO2 : 68.24 (Ref: American Mineralogist 77)

Strunz 9th edition incl. updates

9.DN.05

9: Silikate (Germanate)
D: Ketten- und Bandsilikate (Inosilikate)
N: Ketten- und Bandsilikate mit 6-periodischen Doppelketten
05:Tuhualith-Gruppe

Lapis Classification

VIII/F.30-010

VIII: SILIKATE
F: Ketten- und Bandsilikate
30: Sechserketten [Si6O18] 12- und Sechserbänder [Si12O30] 12-

Classification by Hölzel

9.DQ.150

9: SILICATES
D: Inosilicates; ~[Si2O6]4--...2-Chain
Q: ~[Si6O18]12--...6-Chain, 6-Band Stokesite-Group

Dana 8th edition

66.03.04.02

66: Inosilicates Inosilicate Double-Width Unbranched Chains, W=2
03: Inosilicates Inosilicate Double-Width Unbranched Chains, W=2 with chains P>2
04: P=6 (Tahualite group)

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Tuhualite group

Optical Properties

Color

farblos, rosa

Streak color

weiß

max. Birefringence

0.002
Birefringence chart\! Zektzerite title=Birefringence chart Zektzerite

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

1.582

RI value β

1.584

RI value γ / ε

1.584

Ri mean

1.583

2V angle

Biaxial (-) 0°~

Optical Data Luminescence

Color SW-UV (254nm)

  

weiß

SW-UV Intensity

stark

SW-UV Other Colors

    

bläulich weiß, grünlich weiß

Most Common Activator

Ti - O

Afterglow (Persistant Luminescence)

keine Daten

Crystallography

Crystal System

orthorhombisch

Class (H-M)

mmm

Space Group number

64

Space Group

Cmca

Cell parameters a (Å)

14.33

Cell parameters b (Å)

17.354

Cell parameters c (Å)

10.146

Cell parameters a/b or c/a

0.826

Cell parameters c/b

0.585

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

8

Volume (ų)

2523.136

X-Ray Powder Diffraction

7.190(80),
4.850(100),
4.374(50),
4.336(80),
4.137(50),
3.480(70),
3.145(80),
2.665(60)
XRD chart Zektzerite

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

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

6

VHN (Hardness Vickers)

730 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.79 (gemessen)

2.788 ( ρ calc. Mineralienatlas )

(Co-)Type locality

(Co-)Type locality

Tadschikistan/Republik-unterstellte Gebiete (Nohijahoi tobei Dschumhurij)/Dara-i-Pioz (Darai-Pioz)

USA/Washington/Okanogan Co./Washington Pass/Golden Horn Batholith

Preface

Name from

benannt nach Jack Zektzer (1936 - ), Mineraliensammler aus Seattle, Washington, USA

Author (Name, Year)

Dunn & Rouse & Cannon & Nelen, 1977

References

American Mineralogist 62 (1977), 416

IMA group assignments

 
Tuhualite group
 
 
 

 
 
Emeleusite
Na2LiFe3+Si6O15
orthorhombisch
Acam

 
 
Tuhualite
(Na,K)Fe2+Fe3+Si6O15
orthorhombisch
Cmca

 
 
Zektzerite
NaLiZrSi6O15
orthorhombisch
Cmca

Refresh list

Actuality: 03. Sep 2024 - 21:00:37

Other languages

German

Zektzerit

Spanish

Zektzerita

English

Zektzerite

French

Zektzerite

Russian

Цектцерит

Traditional Chinese

矽鋯鈉鋰石

Simplified Chinese

硅锆钠锂石

CNMNC (IMA)-Number

IMA 1976-034

CNMNC symbol

Symbol

Zek

Locations with GPS information

IDs

GUSID (Global unique identifier short form) ZBMDVHWt20SBqLA_LhkCZw
GUID (Global unique identifier) 54031364-AD75-44DB-81A8-B03F2E190267
Database ID 4266