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Litvinskite

Pictures (2 Images total)

Litvinskit
Views (File:
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Litvinskit
Größe: 55x50 mm; Fundort: Shkatulka-Pegmatit, Umbozero, Alluaiv, Lovozero, Kola Peninsula, Russland
Copyright: Pavel M. Kartashov; Contribution: Philip Blümner
Location: Russland/Nordwestrussland, Föderationskreis/Murmansk, Oblast/Kola-Halbinsel/Lovozero/Alluaiv/Umbozero/Shkatulka-Pegmatit
Mineral: Litvinskite
Image: 1230415616
Rating: 7 (votes: 1)
License: Usage for Mineralienatlas project only
Litvinskit

Größe: 55x50 mm; Fundort: Shkatulka-Pegmatit, Umbozero, Alluaiv, Lovozero, Kola Peninsula, Russland
Copyright: Pavel M. Kartashov
Contribution: Philip Blümner 2008-12-27
Locality: Shkatulka-Pegmatit / Umbozero / Alluaiv / Lovozero / Kola-Halbinsel / Murmansk, Oblast / Nordwestrussland, Föderationskreis / Russland
Litvinskit umrandet von Gaidonnayit
Views (File:
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Litvinskit umrandet von Gaidonnayit
Bildbreite: 23 mm; Fundort: Shkatulka-Pegmatit, Umbozero, Alluaiv, Lovozero, Kola Peninsula, Russland
Copyright: Pavel M. Kartashov; Contribution: Philip Blümner
Location: Russland/Nordwestrussland, Föderationskreis/Murmansk, Oblast/Kola-Halbinsel/Lovozero/Alluaiv/Umbozero/Shkatulka-Pegmatit
Mineral: Gaidonnayite, Litvinskite
Image: 1244302423
License: Usage for Mineralienatlas project only
Litvinskit umrandet von Gaidonnayit

Bildbreite: 23 mm; Fundort: Shkatulka-Pegmatit, Umbozero, Alluaiv, Lovozero, Kola Peninsula, Russland
Copyright: Pavel M. Kartashov
Contribution: Philip Blümner 2009-06-06
Locality: Shkatulka-Pegmatit / Umbozero / Alluaiv / Lovozero / Kola-Halbinsel / Murmansk, Oblast / Nordwestrussland, Föderationskreis / Russland

Collectors Summary

Color rötlichbraun
Hardness (Mohs) 5
Cleavages unvollkommen
Fracture muschelig
Crystal System monoklin, Cm

Chemism

Chemical formula

Na2(Na,Mn2+)<1Zr[Si6(O,OH)18]

Chemical composition

Mangan, Natrium, Silicium, Zirconium, Sauerstoff, Wasserstoff

Analysis wt%

SiO2 : 57.67, ZrO2 : 18.85, MnO : 1.61, Na2O : 12.43, H2O : 8.90 (Ref: Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva, 1904-1974 2000)

Strunz 9th edition incl. updates

9.CJ.15

9: Silikate (Germanate)
C: Ringsilikate (Cyclosilikate)
J: ~[Si6O18]12- sechser-Einfachringe, ohne inselartig, komplexe [Anionen]
15:Lovozerit-Gruppe

Lapis Classification

VIII/E.16-025

VIII: SILIKATE
E: Ringsilikate
16: Sechserringe [Si6O18] 12-; Lovozerit-Gruppe

Classification by Hölzel

9.CD.220

9: SILICATES
C: Cyclosilicates
D: ~[Si6O18]-rings, without borate
2: Lovozerite-Subgroup - Cation-defizient members (with vacant B- site)

Dana 8th edition

61.01.02b.04

61: Cyclosilicates Cyclosilicate Six-Membered Rings
01: Cyclosilicates Cyclosilicate Six-Membered Rings with [Si6O18] rings; possible (OH) and Al substitution
02b: Lovozerite group (Ortho and MON subgroup)

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Lovozerite group  ⇒ Zirsinalite-Lovozerite subgroup

Optical Properties

Color

rötlichbraun

max. Birefringence

0.029
Birefringence chart\! Litvinskite title=Birefringence chart Litvinskite

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

1.546

RI value β

1.574

RI value γ / ε

1.575

Ri mean

1.565

2V angle

Biaxial (-) 10°<

Optical Data Luminescence

Color SW-UV (254nm)

  

gelblich weiß

SW-UV Intensity

schwach

Afterglow (Persistant Luminescence)

keine Daten

Crystallography

Crystal System

monoklin

Class (H-M)

m

Space Group number

8

Space Group

Cm

Cell parameters a (Å)

10.589

Cell parameters b (Å)

10.217

Cell parameters c (Å)

7.355

Cell parameters a/b or c/a

1.036

Cell parameters c/b

0.720

Cell parameters α

90°

Cell parameters β

92.92

Cell parameters γ

90°

Z

2

Volume (ų)

794.688

X-Ray Powder Diffraction

7.37(40),
5.29(100),
3.674(30),
3.329(70),
3.328(100),
2.981(40),
2.642(30),
2.553(40)
XRD chart Litvinskite

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)

5

VHN (Hardness Vickers)

390 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.61 (gemessen)

Cleavages

unvollkommen

Fracture

muschelig

Tenacity

spröde

(Co-)Type locality

(Co-)Type locality

Russland/Nordwestrussland, Föderationskreis/Murmansk, Oblast/Kola-Halbinsel/Lovozero/Alluaiv/Umbozero

Russland/Nordwestrussland, Föderationskreis/Murmansk, Oblast/Kola-Halbinsel/Lovozero/Alluaiv/Umbozero/Shkatulka-Pegmatit

Russland/Nordwestrussland, Föderationskreis/Murmansk, Oblast/Kola-Halbinsel/Lovozero/Alluaiv/Umbozerskiy Mine

Preface

Author (Name, Year)

Pekov & Ekimenkova & Chukanov & Zadov & Yamnova & Egorov-Tismenko, 200

References

Zapiski Vserossiskogo Mineralogicheskogo Obshchetstva 129 (2000) (1), 45.

N. V. Zubkova, I. V. Pekov, N. V. Chukanov, V. G. Grishin, N. N. Koshlyakova, V. O. Yapaskurt, D. A. Ksenofontov, A. G. Turchkova, D. Yu. Pushcharovsky: New Data on Mineralogy and Crystal Chemistry of the Lovozerite Group: Unusual Varieties of Kazakovite and Litvinskite. Geology of Ore Deposits Volume 64, Issue 8 (2022) S. 657–669.

IMA group assignments

Other languages

German

Litvinskit

Spanish

Litvinskita

French

Litvinskite

English

Litvinskite

Russian

Литвинскит

CNMNC (IMA)-Number

IMA 1999-017

CNMNC symbol

Symbol

Ltv

Locations with GPS information

IDs

GUSID (Global unique identifier short form) fdj3t1Tl5kmy9L11-ep69w
GUID (Global unique identifier) B7F7D87D-E554-49E6-B2F4-BD75F9EA7AF7
Database ID 2236