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Jouravskite

Pictures (13 Images total)

Jouravskit
Views (Image: 1323007098): 1620
Jouravskit

Bildbreite: 1 mm; Fundort: Tachgagalt Mine, Provinz Ouarzazate, Region Souss-Massa-Draa, Marokko

Collection: Mabu
Copyright: Mabu
Contribution: slugslayer 2011-12-04
Locality: Tachgagalt Mine / Tachgagalt / Agdz, Kreis / Zagora, Provinz / Drâa-Tafilalet, Region / Marokko
Jouravskit
Views (Image: 1323007121): 1019
Jouravskit

Bildbreite: 1 mm; Fundort: Tachgagalt Mine, Provinz Ouarzazate, Region Souss-Massa-Draa, Marokko

Collection: Mabu
Copyright: Mabu
Contribution: slugslayer 2011-12-04
Locality: Tachgagalt Mine / Tachgagalt / Agdz, Kreis / Zagora, Provinz / Drâa-Tafilalet, Region / Marokko
Jouravskit, Xonotlit, Bultfonteinit
Views (Image: 1518336477): 441
Jouravskit, Xonotlit, Bultfonteinit

Größe: 11,5 x 6,2 x 2,0 cm; Fundort: N'Chwaning III Mine, Kalahari Manganese Field, Provinz Nordkap, Südafrika

Copyright: Rob Lavinsky
Contribution: slugslayer 2018-02-11
Locality: N'Chwaning III Mine / N'Chwaning Mines (NChwaning Mines) / Kalahari Manganese Field / Nordkap (Northern Cape), Provinz / Südafrika
Jouravskit
Views (Image: 1518337214): 360
Jouravskit

Größe: 14x10x04 mm; Fundort: N'Chwaning III Mine, Kalahari Manganese Field, Provinz Nordkap, Südafrika

Copyright: Rob Lavinsky
Contribution: slugslayer 2018-02-11
Locality: N'Chwaning III Mine / N'Chwaning Mines (NChwaning Mines) / Kalahari Manganese Field / Nordkap (Northern Cape), Provinz / Südafrika
Jouravskit
Views (Image: 1518337239): 356
Jouravskit

Größe: 16x14x05 mm; Fundort: N'Chwaning III Mine, Kalahari Manganese Field, Provinz Nordkap, Südafrika

Copyright: Rob Lavinsky
Contribution: slugslayer 2018-02-11
Locality: N'Chwaning III Mine / N'Chwaning Mines (NChwaning Mines) / Kalahari Manganese Field / Nordkap (Northern Cape), Provinz / Südafrika
Jouravskit
Views (Image: 1518337291): 123
Jouravskit

Größe: 10,5 x 5,0 x 3,6 cm; Fundort: N'Chwaning III Mine, Kalahari Manganese Field, Provinz Nordkap, Südafrika

Copyright: Rob Lavinsky
Contribution: slugslayer 2018-02-11
Locality: N'Chwaning III Mine / N'Chwaning Mines (NChwaning Mines) / Kalahari Manganese Field / Nordkap (Northern Cape), Provinz / Südafrika

Collectors Summary

Color grün orange, grünlichgelb
Streak color grünlichweiß
Hardness (Mohs) 2.5
Solubility +++ Säuren
Crystal System hexagonal, P63

Chemism

Chem­ical formula

Ca3Mn4+(SO4,CO3)2(OH)6·12H2O

Chem­ical com­po­si­tion

Calcium, Mangan, Kohlenstoff, Sauerstoff, Schwefel, Wasserstoff

Unit weight: 667.5007649 u; Number of atoms in the formula: 61.5

Info

Empirical formula:

Ca3Mn((SO4)0.75(CO3)0.25)2(OH)6·12H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

4.53

30

48.78

1.0079470

30.2384100

Carbon

C

0.90

0.5

0.81

12.0107800

6.0053900

Oxygen

O

61.12

25.5

41.46

15.9994300

407.9854650

Sulfur

S

7.21

1.5

2.44

32.0655000

48.0982500

Calcium

Ca

18.01

3

4.88

40.0784000

120.2352000

Manganese

Mn

8.23

1

1.63

54.9380499

54.9380499

Strunz 9th edi­tion incl. updates

7.DG.15

7: Sulfate (Selenate, Tellurate, Chromate, Molybdate, Wolframate)
D: Sulfate (Selenate, etc.) mit weitere Anionen, mit H2O
G: Mit großen bis mittelgroßen Kationen; mit NO3, CO3, B(OH)4, SiO4 oder IO3
15:Ettringit-Gruppe

Lapis Clas­sifica­tion

VI/D.13-030

VI: SULFATE, CHROMATE, MOLYBDATE UND WOLFRAMATE
D: Wasserhaltige Sulfate, mit fremden Anionen
13: Mittelgroße und sehr große Kationen; Ettringit-Gruppe

Clas­sifica­tion by Hölzel

7.DK.210

7: SULFATES CHROMATES MOLYBDATES WOLFRAMATES
D: Sulfates (+Anions +Water)
K: Ettringite-Group

Dana 8th edi­tion

32.04.04.03

32: Compound Sulfates
04: Compound Sulfates (hydrous) with poly-anionic formula
04: Charlesite Group

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

IMA Classification

IMA Clas­sifica­tion

Ettringite group

Optical Properties

Color

grün orange, grünlichgelb

Streak color

grünlichweiß

Diaphane­ity (Trans­parency)

transparent

max. Birefrin­gence

0.016

Birefringence chart\! Jouravskite title=Birefringence chart Jouravskite

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

1.556

RI value γ / ε

1.540

Ri mean

1.551

2V angle

Uniaxial (-)

Crystallography

Crystal Sys­tem

hexagonal

Class (H-M)

6

Space Group number

173

Space Group

P63

Cell param­e­ters a (Å)

11.06

Cell param­e­ters b (Å)

-

Cell param­e­ters c (Å)

10.50

Cell param­e­ters a/b or c/a

0.949

Cell param­e­ters c/b

-

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

120°

Z

2

Volumne (ų)

1112.321

Kristall struc­ture

Nikita V. Chukanov, Natalia V. Zubkova, Leonid A. Pautov, Jörg Göttlicher, Anatoly V. Kasatkin, Konstantin V. Van, Dmitriy A. Ksenofontov, Igor V. Pekov, Svetlana A. Vozchikova, Dmitry Yu. Pushcharovsky: Jouravskite: refined data on the crystal structure, chemical composition and spectroscopic properties. Physics and Chemistry of Minerals Volume 46, Issue 4 (2019) S. 417–425.

X-Ray Pow­der Diffrac­tion

9.6(100),
5.53(80),
3.81(80),
3.54(50),
3.42(70),
2.73(70),
2.52(70),
2.17(70)

XRD chart Jouravskite

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)

2.5

VHN (Hard­ness Vick­ers)

53 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

1.95

1.993 ( ρ calc. Mineralienatlas )

Insta­bil­ity

+++ Säuren

Preface

Author (Name, Year)

Gaudefroy & Permingeat, 1965

References

Bulletin de la Société Française Minéralogie et de Cristallographie 88 (1965), 254

IMA group assignments


 
 
Ca6(Cr,Al)2(SO4)3(OH)12·26 H2O
hexagonal
 

 
 
Ca3(Si,Fe3+,Al)(SO4)B(OH)4(OH,O)6·12H2O
trigonal
P31c

 
 
Ca3Ge4+[(OH)6|CO3|SO4]·12H2O
hexagonal
P63/m

 
 
Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12·26H2O
trigonal
P31c

 
 
Ca3Si(CO3)[B(OH)4]O(OH)5·12H2O
hexagonal
P63

 
 
Ca6Al2(SO4)3(OH)12·26H2O
trigonal
P31c

 
 
Ca3Si(SO4)(SO3)(OH)6·11H2O
hexagonal
P63

 
 
Ca3Al(CO3)[B(OH)4](OH)6・12H2O
hexagonal
P63

 
 
Ca3Mn4+(SO4,CO3)2(OH)6·12H2O
hexagonal
P63

 
 
Ca3Si(SO4)2(OH)6·12H2O
hexagonal
P63/m

 
 
(Ca,Y)3Al[(OH)6|{PO3(OH),CO3}|CO3]·12H2O
hexagonal
P63

 
 
Ca6(Fe3+,Al,Mn2+)2(SO4)2[B(OH)4](OH)12·25H2O
trigonal
P31c

 
 
Са3Al(SO4)[B(OH)4](OH)6·12H2O
hexagonal
P63

 
 
Ca3Si(OH)6(CO3)(SO4)·12H2O
hexagonal
P63

Refresh list

Actuality: 05. May 2021 - 17:13:42

Related minerals "Strunz Classification" (9. Edition) [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

'Birunite'

Ca18(SiO3)8.5(CO3)8.5(SO4)·15H2O

7.DG.15

Bentorite

Ca6(Cr,Al)2(SO4)3(OH)12·26 H2O

7.DG.15

Buryatite

Ca3(Si,Fe3+,Al)(SO4)B(OH)4(OH,O)6·12H2O

trigonal : 3m : P31c

7.DG.15

Siwaqaite

Ca6Al2(CrO4)3(OH)12·26H2O

trigonal : 3m : P31c

7.DG.15

Carraraite

Ca3Ge4+[(OH)6|CO3|SO4]·12H2O

hexagonal : 6/m : P63/m

7.DG.15

Charlesite

Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12·26H2O

trigonal : 3m : P31c

7.DG.15

Ettringite

Ca6Al2(SO4)3(OH)12·26H2O

trigonal : 3m : P31c

7.DG.15

Sturmanite

Ca6(Fe3+,Al,Mn2+)2(SO4)2[B(OH)4](OH)12·25H2O

trigonal : 3m : P31c

7.DG.15

Thaumasite

Ca3Si(OH)6(CO3)(SO4)·12H2O

hexagonal : 6 : P63

7.DG.15

Jouravskite

Ca3Mn4+(SO4,CO3)2(OH)6·12H2O

hexagonal : 6 : P63

7.DG.15

Hielscherite

Ca3Si(SO4)(SO3)(OH)6·11H2O

hexagonal : 6 : P63

7.DG.15

Tatarinovite

Са3Al(SO4)[B(OH)4](OH)6·12H2O

hexagonal : 6 : P63

7.DG.15

Imayoshiite

Ca3Al(CO3)[B(OH)4](OH)6・12H2O

hexagonal : 6 : P63

7.DG.15

Kottenheimite

Ca3Si(SO4)2(OH)6·12H2O

hexagonal : 6/m : P63/m

7.DG.15

Related minerals "Lapis Classification" [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Ettringite

Ca6Al2(SO4)3(OH)12·26H2O

trigonal : 3m : P31c

VI/D.13-010

Bentorite

Ca6(Cr,Al)2(SO4)3(OH)12·26 H2O

VI/D.13-020

Kottenheimite

Ca3Si(SO4)2(OH)6·12H2O

hexagonal : 6/m : P63/m

VI/D.13-023

Hielscherite

Ca3Si(SO4)(SO3)(OH)6·11H2O

hexagonal : 6 : P63

VI/D.13-024

Thaumasite

Ca3Si(OH)6(CO3)(SO4)·12H2O

hexagonal : 6 : P63

VI/D.13-025

Jouravskite

Ca3Mn4+(SO4,CO3)2(OH)6·12H2O

hexagonal : 6 : P63

VI/D.13-030

Carraraite

Ca3Ge4+[(OH)6|CO3|SO4]·12H2O

hexagonal : 6/m : P63/m

VI/D.13-035

Charlesite

Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12·26H2O

trigonal : 3m : P31c

VI/D.13-040

Sturmanite

Ca6(Fe3+,Al,Mn2+)2(SO4)2[B(OH)4](OH)12·25H2O

trigonal : 3m : P31c

VI/D.13-050

Buryatite

Ca3(Si,Fe3+,Al)(SO4)B(OH)4(OH,O)6·12H2O

trigonal : 3m : P31c

VI/D.13-060

Related minerals "Hoelzel Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Thaumasite

Ca3Si(OH)6(CO3)(SO4)·12H2O

hexagonal : 6 : P63

7.DK.200

Jouravskite

Ca3Mn4+(SO4,CO3)2(OH)6·12H2O

hexagonal : 6 : P63

7.DK.210

Kottenheimite

Ca3Si(SO4)2(OH)6·12H2O

hexagonal : 6/m : P63/m

7.DK.220

Hielscherite

Ca3Si(SO4)(SO3)(OH)6·11H2O

hexagonal : 6 : P63

7.DK.225

Carraraite

Ca3Ge4+[(OH)6|CO3|SO4]·12H2O

hexagonal : 6/m : P63/m

7.DK.230

Micheelsenite

(Ca,Y)3Al[(OH)6|{PO3(OH),CO3}|CO3]·12H2O

hexagonal : 6 : P63

7.DK.250

Imayoshiite

Ca3Al(CO3)[B(OH)4](OH)6・12H2O

hexagonal : 6 : P63

7.DK.260

Related minerals "Dana 8. Classification" [Mineral | Chemical formula : Crystal system : Class (H-M) | Space Group | Indenture number]

Nakauriite

Cu8(SO4)4(CO3)(OH)6·48H2O

32.04.01.01

Tatarskite

Ca6Mg2(SO4)2(CO3)2Cl4(OH)4·7H2O

32.04.02.01

Charlesite

Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12·26H2O

trigonal : 3m : P31c

32.04.04.01

Sturmanite

Ca6(Fe3+,Al,Mn2+)2(SO4)2[B(OH)4](OH)12·25H2O

trigonal : 3m : P31c

32.04.04.02

Jouravskite

Ca3Mn4+(SO4,CO3)2(OH)6·12H2O

hexagonal : 6 : P63

32.04.04.03

Thaumasite

Ca3Si(OH)6(CO3)(SO4)·12H2O

hexagonal : 6 : P63

32.04.04.04

Carraraite

Ca3Ge4+[(OH)6|CO3|SO4]·12H2O

hexagonal : 6/m : P63/m

32.04.04.05

Hotsonite

Al5(PO4)(SO4)(OH)10·8H2O

32.04.05.01

Chessexite

Na4Ca2(Mg,Zn)3Al8(SiO4)2(SO4)10(OH)10·40H2O

32.04.06.01

Gordaite

NaZn4[Cl(OH)6|SO4]·6H2O

trigonal : 3 : P3

32.04.07.01

Other languages

German

Jouravskit

Spanish

Jouravskita

English

Jouravskite

French

Jouravskite

Russian

Журавскит

IMA Number

IMA 1965-009

Automatic Links to external internet sources (Responsibility is with the operator)

German pages

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