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Lazurite

Pictures (43 Images total)

Lazurite
Views (File:
1245425255
): 9586, Rating: 9.11
Lazurite
Lazurite crystals in matrix rock, Ladjuar Medam, Koksha Valley (Kokscha; Kokcha), Badakhshan (Badakshan; Badahsan) Province, Afghanistan; Size 120 x 78 x 83 mm
Copyright: pegmatite; Contribution: pegmatite
Collection: pegmatite
Location: Afghanistan/Badachshan (Badakhshan; Badahsan), Provinz/Kuran va Munjan, Bezirk/Kokscha-Tal/Sar-e-Sang/Ladjuar Medam (Lajur Madan)
Mineral: Lazurite
Image: 1245425255
Rating: 9.11 (votes: 9)
License: Usage for Mineralienatlas project only
Lazurite

Lazurite crystals in matrix rock, Ladjuar Medam, Koksha Valley (Kokscha; Kokcha), Badakhshan (Badakshan; Badahsan) Province, Afghanistan; Size 120 x 78 x 83 mm
Collection: pegmatite
Copyright: pegmatite
Contribution: pegmatite 2009-06-19
Locality: Ladjuar Medam (Lajur Madan) / Sar-e-Sang / Kokscha-Tal / Kuran va Munjan, Bezirk / Badachshan (Badakhshan; Badahsan), Provinz / Afghanistan
Lasurit - Rhombendodekaeder
Views (File:
1316375653
): 8430, Rating: 8.5
Lasurit - Rhombendodekaeder
Größe: 50x41x31 mm; Fundort: Ladjuar Madan, Sar-e-Sang, Bezirk Kuran va Munjan, Provinz Badakshan, Afghanistan; Ex Wolfgang Henkel Sammlung
Copyright: Dan Weinrich; Contribution: slugslayer
Location: Afghanistan/Badachshan (Badakhshan; Badahsan), Provinz/Kuran va Munjan, Bezirk/Kokscha-Tal/Sar-e-Sang/Ladjuar Medam (Lajur Madan)
Mineral: Lazurite
Image: 1316375653
Rating: 8.5 (votes: 4)
License: Usage for Mineralienatlas project only
Lasurit - Rhombendodekaeder

Größe: 50x41x31 mm; Fundort: Ladjuar Madan, Sar-e-Sang, Bezirk Kuran va Munjan, Provinz Badakshan, Afghanistan; Ex Wolfgang Henkel Sammlung
Copyright: Dan Weinrich
Contribution: slugslayer 2011-09-18
Locality: Ladjuar Medam (Lajur Madan) / Sar-e-Sang / Kokscha-Tal / Kuran va Munjan, Bezirk / Badachshan (Badakhshan; Badahsan), Provinz / Afghanistan
Lazurite
Views (File:
1414996326
): 6547, Rating: 8.29
Lazurite
Perfect quality and well shaped, Lazurite crystals on matrix rock, from Ladjuar Medam, Sar-e Sang, Koksha Valley, Khash & Kuran Wa Munjan Districts, Badakhshan Province, Afghanistan; Size 60 x 40 x 48 mm
Copyright: pegmatite; Contribution: pegmatite
Collection: pegmatite
Location: Afghanistan/Badachshan (Badakhshan; Badahsan), Provinz/Kuran va Munjan, Bezirk/Kokscha-Tal/Sar-e-Sang/Ladjuar Medam (Lajur Madan)
Mineral: Lazurite
Image: 1414996326
Rating: 8.29 (votes: 7)
License: Usage for Mineralienatlas project only
Lazurite

Perfect quality and well shaped, Lazurite crystals on matrix rock, from Ladjuar Medam, Sar-e Sang, Koksha Valley, Khash & Kuran Wa Munjan Districts, Badakhshan Province, Afghanistan; Size 60 x 40 x...
Collection: pegmatite
Copyright: pegmatite
Contribution: pegmatite 2014-11-03
Locality: Ladjuar Medam (Lajur Madan) / Sar-e-Sang / Kokscha-Tal / Kuran va Munjan, Bezirk / Badachshan (Badakhshan; Badahsan), Provinz / Afghanistan
Lazurit
Views (File:
1257176987
): 9205
Lazurit
Größe: 4,1 mm; Fundort: Steinbruch San Vito, San Vito, Ercolano, Monte Somma, Somma-Vesuv-Komplex, Neapel, Kampanien
Copyright: Matteo Chinellato; Contribution: Hg
Location: Italien/Kampanien (Campania), Region/Neapel, Provinz/Somma-Vesuv-Komplex/Monte Somma/Ercolano/San Vito/Steinbruch San Vito (Cava San Vito)
Mineral: Lazurite
Image: 1257176987
Rating: 8 (votes: 3)
License: Usage for Mineralienatlas project only
Lazurit

Größe: 4,1 mm; Fundort: Steinbruch San Vito, San Vito, Ercolano, Monte Somma, Somma-Vesuv-Komplex, Neapel, Kampanien
Copyright: Matteo Chinellato
Contribution: Hg 2009-11-02
Locality: Steinbruch San Vito (Cava San Vito) / San Vito / Ercolano / Monte Somma / Somma-Vesuv-Komplex / Neapel, Provinz / Kampanien (Campania), Region / Italien
Lasurit
Views (File:
1509552202
): 2221
Lasurit
Rhombendodekaedrische Lasuritkristalle von etwa 3 cm Breite aus Ladjuar Madan, Sar-e-Sang, Afghanistan.
Copyright: Klaus Schäfer; Contribution: Klaus Schäfer
Collection: Klaus Schäfer, Collection number: SyS-Lasu-2-1-1
Location: Afghanistan/Badachshan (Badakhshan; Badahsan), Provinz/Kuran va Munjan, Bezirk/Kokscha-Tal/Sar-e-Sang/Ladjuar Medam (Lajur Madan)
Mineral: Lazurite
Image: 1509552202
Rating: 8 (votes: 1)
License: Usage for Mineralienatlas project only
Lasurit (SNr: SyS-Lasu-2-1-1)

Rhombendodekaedrische Lasuritkristalle von etwa 3 cm Breite aus Ladjuar Madan, Sar-e-Sang, Afghanistan.
Collection: Klaus Schäfer
Copyright: Klaus Schäfer
Contribution: Klaus Schäfer 2017-11-01
Locality: Ladjuar Medam (Lajur Madan) / Sar-e-Sang / Kokscha-Tal / Kuran va Munjan, Bezirk / Badachshan (Badakhshan; Badahsan), Provinz / Afghanistan
Lasurit
Views (File:
1316375308
): 1117, Rating: 7.2
Lasurit
Größe: 52x40x37 mm; Fundort: Ladjuar Madan, Sar-e-Sang, Bezirk Kuran va Munjan, Provinz Badakshan, Afghanistan
Copyright: Rob Lavinsky; Contribution: slugslayer
Location: Afghanistan/Badachshan (Badakhshan; Badahsan), Provinz/Kuran va Munjan, Bezirk/Kokscha-Tal/Sar-e-Sang/Ladjuar Medam (Lajur Madan)
Mineral: Lazurite
Image: 1316375308
Rating: 7.2 (votes: 5)
License: Usage for Mineralienatlas project only
Lasurit

Größe: 52x40x37 mm; Fundort: Ladjuar Madan, Sar-e-Sang, Bezirk Kuran va Munjan, Provinz Badakshan, Afghanistan
Copyright: Rob Lavinsky
Contribution: slugslayer 2011-09-18
Locality: Ladjuar Medam (Lajur Madan) / Sar-e-Sang / Kokscha-Tal / Kuran va Munjan, Bezirk / Badachshan (Badakhshan; Badahsan), Provinz / Afghanistan

Collectors Summary

Color blau, azurblau, violett blau, grünblau
Streak color hellblau
Lustre Matt bis Glasglanz
Hardness (Mohs) 5.5
Solubility +++ HCl, HNO3
Crystal System kubisch, P43n
Morphology Dodekaeder oder Würfel; massiv, körnig,feinverteilt

Chemism

Chemical formula

Na7Ca(Al6Si6O24)(SO4)(S3)-⋅H2O

Chemical composition

Aluminium, Calcium, Natrium, Silicium, Sauerstoff, Schwefel, Wasserstoff

Unit weight: 1125.6705646 u; Number of atoms in the formula: 55

Info

Empirical formula:

Na7Ca(Al6Si6O24)(SO4)(S3)⋅H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

0.18

2

3.64

1.0079470

2.0158940
Oxygen

O

41.22

29

52.73

15.9994300

463.9834700
Sodium

Na

14.30

7

12.73

22.9897702

160.9283914
Aluminium

Al

14.38

6

10.91

26.9815382

161.8892292
Silicon

Si

14.97

6

10.91

28.0855300

168.5131800
Sulfur

S

11.39

4

7.27

32.0655000

128.2620000
Calcium

Ca

3.56

1

1.82

40.0784000

40.0784000

Analysis wt%

SiO2 : 32.52, Al2O3 : 27.61, CaO : 6.47, Na2O : 19.45, SO3 : 10.46, S : 2.71, Cl : 0.47 (Ref: Lithos 76)

Strunz 9th edition incl. updates

9.FB.10

9: Silikate (Germanate)
F: Gerüstsilikate (Tektosilikate) ohne zeolithisches H2O
B: Gerüstsilikate (Tektosilicates) mit weiteren [Anionen]
10:Sodalith-Gruppe

Lapis Classification

VIII/J.11-040

VIII: SILIKATE
J: Gerüstsilikate (mit Zeolithen)
11: Mit tetraederfremden Anionen; Sodalith-Gruppe

Classification by Hölzel

9.FF.300

9: SILICATES
F: Tektosilicates
F: Sodalite-Group

IMA status

Vor der Gründung der CNMMN 1959 beschrieben, anerkannt Stand 5/2008

Mineral status

anerkanntes Mineral

IMA Classification

IMA Classification

 Cancrinit–Sodalit supergroup  ⇒ Sodalite group
Feldspathoid

Optical Properties

Color

blau, azurblau, violett blau, grünblau

Streak color

hellblau

Diaphaneity (Transparency)

durchscheinend

Lustre

Matt bis Glasglanz

RI value α / ω / n

1.503

Ri mean

1.503

2V angle

Isotropisch

Optical Data Luminescence

Luminescence

fluoreszierend

Color LW-UV (365nm)

  

gelblich weiß

Color SW-UV (254nm)

  

orange

SW-UV Intensity

mittel

LW-UV Other Colors

  

bläulich

SW-UV Other Colors

  

bläulich

Most Common Activator

S2-

Crystallography

Crystal System

kubisch

Class (H-M)

43m

Space Group number

218

Space Group

P43n

Cell parameters a (Å)

9.088

Cell parameters b (Å)

-

Cell parameters c (Å)

-

Cell parameters a/b or c/a

1

Cell parameters c/b

-

Cell parameters α

90°

Cell parameters β

90°

Cell parameters γ

90°

Z

2

Volumne (ų)

750.594

X-Ray Powder Diffraction

6.43(40),
4.538(10),
3.713(100),
2.870(40),
2.619(80),
2.426(20),
2.268(20),
2.138(50)
XRD chart Lazurite

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

Morphology

Dodekaeder oder Würfel; massiv, körnig,feinverteilt

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)

5.5

VHN (Hardness Vickers)

470 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

2.4 (gemessen) 2.39 (berechnet)

4.98 ( ρ calc. Mineralienatlas )

Instability

+++ HCl, HNO3

(Co-)Type locality

(Co-)Type locality

Afghanistan/Badachshan (Badakhshan; Badahsan), Provinz/Kuran va Munjan, Bezirk/Kokscha-Tal/Sar-e-Sang/Ladjuar Medam (Lajur Madan)

Type material

Das Neotyp-Exemplar stammt aus der Malo-Bystrinskoe-Edelstein-Lazurit-Lagerstätte, Baikalseegebiet, Ostsibirien, Russland. Es ist in der Sammlung des Sidorov Mineralogical Museum(INRTU), Lermontova St. 83, Irkutsk 664074, Russland, Registrierungsnummer MMU/MF 27914, hinterlegt

Preface

Occurrences

Kontaktmetamorph in Kalksteinen

Associations

Calcit, Pyrit, Diopsid, Humit, Fortsterit, Hauyn, Muskovit

Rareness

Lokal häufig

Name from

Der Name kommt aus dem persischen : lazhward = blau

Author (Name, Year)

Brøgger, 1890

Collector information

Lasurit ist das Mineral welches dem Mineralgemisch (fälschlich auch Gestein) Lapis Lazuli seine blaue Farbe gibt. Aussergewöhliche Kristalle von Sar-e-Sang (Afghanistan) (siehe Foto).

Additional Information

Chemische Formel nach Lapis: Na6Ca2[/S,SO4,Cl2)2|Al6Si6O24]

Detailed description

IMA 20-H: Neudefinition von LazuritVorschlag 20-H wird angenommen, und Lazurit wird neu definiert mit der idealtypischen Formel Na7Ca(Al6Si6O24)(SO4)(S3)-⋅H2O. Das Neotyp-Exemplar stammt aus der Malo-Bystrinskoe-Edelstein-Lazurit-Lagerstätte, Baikalseegebiet, Ostsibirien, Russland. Es ist in der Sammlung des Sidorov Mineralogical Museum(INRTU), Lermontova St. 83, Irkutsk 664074, Russland, Registrierungsnummer MMU/MF 27914, hinterlegt.

References

IMA 20-H: Redefinition of lazurite - CNMNC Newsletter 60 (2021); Mineralogical Magazine, 85, https://doi.org/10.1180/mgm.2021.30

IMA group assignments

 
Cancrinit–Sodalit supergroup
 
 
 

 
 
Sodalite group
 
 
 

 
 
 
Berzeline (of Necker)
 
kubisch
P43n

 
 
 
Bolotinaite
(Na7☐)(Al6Si6O24)F·4H2O
kubisch
I43m

 
 
 
Haüyne
Na3Ca(Si3Al3)O12(SO4)
kubisch
P43n

 
 
 
Lazurite
Na7Ca(Al6Si6O24)(SO4)(S3)-⋅H2O
kubisch
P43n

 
 
 
Nosean
Na8Al6Si6O24(SO4)
kubisch
P43m

 
 
 
Sapozhnikovite
Na8(Al6Si6O24)(HS)2
kubisch
P43n

 
 
 
Slyudyankaite
Na28Ca4(Si24Al24O96)(SO4)6(S6)0.33(CO2)·2H2O
triklin
P1

 
 
 
Sodalite
Na4Al3Si3O12Cl
kubisch
P43n

 
 
 
Tsaregorodtsevite
N(CH3)4[AlSi5O12]
orthorhombisch
I222

 
 
 
Vladimirivanovite
Na6Ca2[Al6Si6O24](SO4,S3,S2,Cl)2·H2O
orthorhombisch
Pnaa

 
Feldspathoid
 
 
 

 
 
Afghanite
(Na15K5Ca11)(Si24Al24O96)(SO4)6Cl6
trigonal
P31c

 
 
Analcime
Na(Si2Al)O6·H2O
orthorhombisch
Ibca

 
 
Berzeline (of Necker)
 
kubisch
P43n

 
 
Cancrinite
Na6Ca2Al6Si6O24(CO3)2
hexagonal
P63

 
 
Haüyne
Na3Ca(Si3Al3)O12(SO4)
kubisch
P43n

 
 
Kalsilite
KAlSiO4
hexagonal
P63

 
 
Lazurite
Na7Ca(Al6Si6O24)(SO4)(S3)-⋅H2O
kubisch
P43n

 
 
Leucite
K(AlSi2)O6
tetragonal
I41/a

 
 
Nepheline
Na3K(Al4Si4O16)
hexagonal
P63

 
 
Nosean
Na8Al6Si6O24(SO4)
kubisch
P43m

 
 
Sodalite
Na4Al3Si3O12Cl
kubisch
P43n

 
 
Vishnevite
Na8(Al6Si6)O24(SO4)·2H2O
hexagonal
P63

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Actuality: 29. Jan 2023 - 22:57:47

Other languages

German

Lasurit

Spanish

Lazurita

English

Lazurite

Russian

Лазурит

Japanese

ラピスラズリ

Alternative Name

Cyaneus

English

Cyanus

Lasurite

Lasurite (of Brogger)

Lasurstein

Lazurit

Lazurite (of Dana)

Sapphis

Sapphis (of Agricola)

Ultramarine

CNMNC symbol

Symbol

Lzr

Locations with GPS information