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Coulsonite

Pictures (2 Images total)

Coulsonit
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Coulsonit

Indien, Bihar. Bidbreite 1,2 mm

Collection: Ulrich Baumgärtl
Copyright: Ulrich Baumgärtl
Contribution: Ulrich Baumgärtl 2020-11-15
Locality: Bihar / Indien
Coulsonit
Views (Image: 1605450935): 153
Coulsonit

Indien Bihar. Bildbreite 0,3 mm

Collection: Ulrich Baumgärtl
Copyright: Ulrich Baumgärtl
Contribution: Ulrich Baumgärtl 2020-11-15
Locality: Bihar / Indien

Collectors Summary

Color blaugrau
Streak color schwarzbraun
Hardness (Mohs) 4.50 - 5.00
Solubility + H2SO4
Crystal System kubisch, Fd3m

Chemism

Chem­ical formula

Fe2+V23+O4

Chem­ical com­po­si­tion

Eisen, Sauerstoff, Vanadium

Unit weight: 221.72594 u; Number of atoms in the formula: 7

Info

Empirical formula:

FeV2O4

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

28.86

4

57.14

15.9994300

63.9977200

Vanadium

V

45.95

2

28.57

50.9415100

101.8830200

Iron

Fe

25.19

1

14.29

55.8452000

55.8452000

Anal­y­sis wt%

FeO : 30.75, Fe2O3 : 0.52, V2O3 : 68.41 (Ref: American Mineralogist 62)

Strunz 9th edi­tion incl. updates

4.BB.05

4: Oxide, Hydroxide (Oxide, Hydroxide, V[5,6]-Vanadate, Arsenite, Antimonite, Bismutite, Sulfite, Selenite, Tellurite, Iodate)
B: Metall: Sauerstoff = 3:4 und vergleichbare
B: Mit ausschließlich mittelgroßen [Kationen]
05:Spinel-Gruppe

Lapis Clas­sifica­tion

IV/B.04-020

IV: OXIDE
B: Oxide mit Verhältnis Metall zu Sauerstoff = 3:4 (Spinelltyp M3O4 und verwandte Verbindungen)
4: Spinell-Gruppe; V/Ti/Ge-Spinelle

Clas­sifica­tion by Hölzel

4.BD.100

4: OXIDES
B: Spinels R3O4
D: V,Ti,Ge-Spinels

Dana 8th edi­tion

07.02.04.02

07: Multiple Oxides
02: Multiple Oxides (A+ B++)2 X4 Spinel group
04: (Vanadium subgroup)

IMA sta­tus

Neudefinition von der CNMNC anerkannt

Min­eral sta­tus

anerkanntes Mineral

IMA Classification

IMA Clas­sifica­tion

Spinel supergroup  ⇒ Oxyspinel group  ⇒ Spinel subgroup

Optical Properties

Color

blaugrau

Streak color

schwarzbraun

Crystallography

Crystal Sys­tem

kubisch

Class (H-M)

m3m

Space Group number

227

Space Group

Fd3m

Cell param­e­ters a (Å)

8.297

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

8

Volumne (ų)

571.167

X-Ray Pow­der Diffrac­tion

4.79(30),
2.93(60),
2.50(100),
2.07(80),
1.693(30),
1.597(90),
1.466(90),
1.266(20)

XRD chart Coulsonite

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)

4.50 - 5.00

VHN (Hard­ness Vick­ers)

340 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

5.19 (gemessen)

5.157 ( ρ calc. Mineralienatlas )

Insta­bil­ity

+ H2SO4

Preface

Name from

Arthur Lennox Coulson (1898–1955), Geologe und früherer Mitarbeiter beim Indian Geological Survey

Author (Name, Year)

Radtke, 1962

References

Handbook of Mineralogy (Anthony et al.), 3 (1997), 142

IMA group assignments

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

Xieite

FeCr2O4

orthorhombisch : mmm : Bbmm

4.BB.05

Gahnite

ZnAl2O4

kubisch : m3m : Fd3m

4.BB.05

Chromite

Fe2+Cr2O4

kubisch : m3m : Fd3m

4.BB.05

Galaxite

(Mn,Fe2+,Mg)(Al,Fe3+)2O4

kubisch : m3m : Fd3m

4.BB.05

Spinel

MgAl2O4

kubisch : m3m : Fd3m

4.BB.05

Hercynite

Fe2+Al2O4

kubisch : m3m : Fd3m

4.BB.05

Jacobsite

(Mn2+,Fe2+,Mg)(Fe3+,Mn3+)2O4

kubisch : m3m : Fd3m

4.BB.05

Magnetite

Fe2+Fe23+O4

kubisch : m3m : Fd3m

4.BB.05

Qandilite

(Mg,Fe2+)2(Ti,Fe3+,Al)O4

kubisch : m3m : Fd3m

4.BB.05

Trevorite

NiFe23+O4

kubisch : m3m : Fd3m

4.BB.05

Cochromite

(Co,Ni,Fe2+)(Cr,Al)2O4

kubisch : m3m : Fd3m

4.BB.05

Coulsonite

Fe2+V23+O4

kubisch : m3m : Fd3m

4.BB.05

'Nichromite'

(Ni,Co,Fe2+)(Cr,Fe3+,Al)2O4

kubisch : m3m : Fd3m

4.BB.05

Franklinite

(Zn,Mn2+,Fe2+)(Fe3+,Mn3+)2O4

kubisch : m3m : Fd3m

4.BB.05

Filipstadite

(Mn2+,Mg)2(Fe3+0.5Sb5+0.5)O4

kubisch : m3m : Fd3m

4.BB.05

Tegengrenite

(Mg,Mn2+)2(Sb5+,Mn3+)O4

trigonal : 3, 3 : R3, R3

4.BB.05

Cuprospinel

(Cu,Mg)Fe23+O4

kubisch : m3m : Fd3m

4.BB.05

Ulvöspinel

TiFe22+O4

kubisch : m3m : Fd3m

4.BB.05

Zincochromite

ZnCr2O4

kubisch : m3m : Fd3m

4.BB.05

Vuorelainenite

(Mn2+,Fe2+)(V3+,Cr3+)2O4

kubisch : m3m : Fd3m

4.BB.05

Magnesioferrite

MgFe23+O4

kubisch : m3m : Fd3m

4.BB.05

Manganochromite

(Mn,Fe2+)(Cr,V)2O4

kubisch : m3m : Fd3m

4.BB.05

Magnesiochromite

MgCr2O4

kubisch : m3m : Fd3m

4.BB.05

Magnesiocoulsonite

MgV23+O4

kubisch : m3m : Fd3m

4.BB.05

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

Magnesiocoulsonite

MgV23+O4

kubisch : m3m : Fd3m

IV/B.04-005

Vuorelainenite

(Mn2+,Fe2+)(V3+,Cr3+)2O4

kubisch : m3m : Fd3m

IV/B.04-010

Coulsonite

Fe2+V23+O4

kubisch : m3m : Fd3m

IV/B.04-020

Qandilite

(Mg,Fe2+)2(Ti,Fe3+,Al)O4

kubisch : m3m : Fd3m

IV/B.04-030

Ulvöspinel

TiFe22+O4

kubisch : m3m : Fd3m

IV/B.04-040

Brunogeierite

(Fe2+)2Ge4+O4

kubisch : m3m : Fd3m

IV/B.04-050

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

Coulsonite

Fe2+V23+O4

kubisch : m3m : Fd3m

4.BD.100

Vuorelainenite

(Mn2+,Fe2+)(V3+,Cr3+)2O4

kubisch : m3m : Fd3m

4.BD.110

Magnesiocoulsonite

MgV23+O4

kubisch : m3m : Fd3m

4.BD.120

Ulvöspinel

TiFe22+O4

kubisch : m3m : Fd3m

4.BD.150

Qandilite

(Mg,Fe2+)2(Ti,Fe3+,Al)O4

kubisch : m3m : Fd3m

4.BD.160

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

Spinel

MgAl2O4

kubisch : m3m : Fd3m

07.02.01.01

Galaxite

(Mn,Fe2+,Mg)(Al,Fe3+)2O4

kubisch : m3m : Fd3m

07.02.01.02

Hercynite

Fe2+Al2O4

kubisch : m3m : Fd3m

07.02.01.03

Gahnite

ZnAl2O4

kubisch : m3m : Fd3m

07.02.01.04

Magnesioferrite

MgFe23+O4

kubisch : m3m : Fd3m

07.02.02.01

Jacobsite

(Mn2+,Fe2+,Mg)(Fe3+,Mn3+)2O4

kubisch : m3m : Fd3m

07.02.02.02

Magnetite

Fe2+Fe23+O4

kubisch : m3m : Fd3m

07.02.02.03

Franklinite

(Zn,Mn2+,Fe2+)(Fe3+,Mn3+)2O4

kubisch : m3m : Fd3m

07.02.02.04

Trevorite

NiFe23+O4

kubisch : m3m : Fd3m

07.02.02.05

Cuprospinel

(Cu,Mg)Fe23+O4

kubisch : m3m : Fd3m

07.02.02.06

Brunogeierite

(Fe2+)2Ge4+O4

kubisch : m3m : Fd3m

07.02.02.07

Magnesiochromite

MgCr2O4

kubisch : m3m : Fd3m

07.02.03.01

Manganochromite

(Mn,Fe2+)(Cr,V)2O4

kubisch : m3m : Fd3m

07.02.03.02

Chromite

Fe2+Cr2O4

kubisch : m3m : Fd3m

07.02.03.03

Cochromite

(Co,Ni,Fe2+)(Cr,Al)2O4

kubisch : m3m : Fd3m

07.02.03.05

Zincochromite

ZnCr2O4

kubisch : m3m : Fd3m

07.02.03.06

Vuorelainenite

(Mn2+,Fe2+)(V3+,Cr3+)2O4

kubisch : m3m : Fd3m

07.02.04.01

Coulsonite

Fe2+V23+O4

kubisch : m3m : Fd3m

07.02.04.02

Magnesiocoulsonite

MgV23+O4

kubisch : m3m : Fd3m

07.02.04.03

Qandilite

(Mg,Fe2+)2(Ti,Fe3+,Al)O4

kubisch : m3m : Fd3m

07.02.05.01

Ulvöspinel

TiFe22+O4

kubisch : m3m : Fd3m

07.02.05.02

Kusachiite

CuBi2O4

tetragonal : 4/mmm : P4/ncc

07.02.06.01

Iwakiite

Mn2+(Fe3+,Mn3+)2O4

tetragonal : 4/mmm : I41/amd

07.02.06.02

Hausmannite

Mn2+Mn23+O4

tetragonal : 4/mmm : I41/amd

07.02.07.01

Hetaerolite

ZnMn23+O4

tetragonal : 4/mmm : I41/amd

07.02.07.02

'Hydrohetaerolite'

HZnMn3+1.7O4

tetragonal : 4/mmm : I41/amd

07.02.07.03

Minium

Pb2+2Pb4+O4

tetragonal : 4/mmm : P42/mbc

07.02.08.01

Chrysoberyl

BeAl2O4

orthorhombisch : mmm : Pbnm

07.02.09.01

CNMNC symbol

Symbol

Cou

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

German pages

DeWikiPedia - search for: Coulsonit
Google-Bilder-Suche - search for: Coulsonit
Mineralogisch-Petrographisches-Institut Hamburg - search for: Coulsonit

English pages

Mindat - search for: Coulsonite
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Handbook-of-Mineralogy - search for: Coulsonite
RRUFF - Raman, XRD and other mineral data - search for: Coulsonite
RRUFF - References and PDF downloads - search for: Coulsonite
American-Mineralogist-Crystal-Structure-Database - search for: Coulsonite
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Russian pages

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German pages

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