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W-bearing Wulfenite

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Chillagit
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Chillagit

Größe: 2.3 x 2.3 x 1.2 cm; Fundort: Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia

Copyright: Rob Lavinsky
Contribution: Hg 2014-07-17
Locality: Tsumeb Mine / Tsumeb / Oshikoto (Otjikoto), Region / Namibia

Collectors Summary

Crystal System tetragonal, I4

Additional information / Summary

Zwischenglied der Stolzit - Wulfenit-Mischkristallreihe

Im Gegensatz zu den Endgliedern kristallisiert das Zwischenglid nicht in der Raumgruppe I41/a sondern I4

Chemism

Chem­ical formula

Pb(Mo,W)O4

Chem­ical com­po­si­tion

Blei, Molybdän, Sauerstoff, Wolfram

Unit weight: 389.12447 u; Number of atoms in the formula: 6

Info

Empirical formula:

Pb(Mo0.75W0.25)O4

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

16.45

4

66.67

15.9994300

63.9977200

Molybdenum

Mo

18.49

0.75

12.50

95.9420000

71.9565000

Tungsten

W

11.81

0.25

4.17

183.8410000

45.9602500

Lead

Pb

53.25

1

16.67

207.2100000

207.2100000

Strunz 9th edi­tion incl. updates

7.GA.05

7: Sulfate (Selenate, Tellurate, Chromate, Molybdate, Wolframate)
G: Molybdate und Wolframate
A: Ohne zusätzliche [Anionen] oder H2O
05:Scheelit-Gruppe

Min­eral sta­tus

Mineralstatus fragwürdig

Crystallography

Crystal Sys­tem

tetragonal

Class (H-M)

4

Space Group number

82

Space Group

I4

Cell param­e­ters b (Å)

-

Cell param­e­ters c/b

-

References

Russian Academy of Sciences Fersman Mineralogical Museum, Volume 43 (2008), New Data on Minerals, Founded in 1907 http://www.fmm.ru/pdf/43_en.pdf

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

Stolzite

PbWO4

tetragonal : 4/m : I41/a

7.GA.05

Powellite

CaMoO4

tetragonal : 4/m : I41/a

7.GA.05

Scheelite

CaWO4

tetragonal : 4/m : I41/a

7.GA.05

Wulfenite

PbMoO4

tetragonal : 4/m : I41/a

7.GA.05

'W-bearing Wulfenite'

Pb(Mo,W)O4

tetragonal : 4 : I4

7.GA.05

Formanite-(Y)

YTaO4

monoklin : 2/m : P2/a

7.GA.05

Suseinargiuite

NaBi(MoO4)2

tetragonal : 4/m : I41/a

7.GA.05

Fergusonite-(Y)

YNbO4

tetragonal : 4/m : I41/a

7.GA.05

'Fergusonite-(Ce)'

CeNbO4

tetragonal : 4/m : I41/a

7.GA.05

'Fergusonite-(Nd)'

(Nd,Ce)(Nb,Ti)O4

7.GA.05

Other languages

English

W-bearing Wulfenite

German

W-führender Wulfenit

Alternative Name

German

Chillagit

Italian

Chillagita

English

Chillagite

Lionite (of Krantz)

Italian

Lyonita

Lyonite

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

German pages

DeWikiPedia - search for: W-führender Wulfenit
Google-Bilder-Suche - search for: W-führender Wulfenit
Mineralogisch-Petrographisches-Institut Hamburg - search for: W-führender Wulfenit

English pages

Mindat - search for: W-bearing Wulfenite
Webmineral - search for:W-bearing Wulfenite
Handbook-of-Mineralogy - search for: W-bearing Wulfenite
RRUFF - Raman, XRD and other mineral data - search for: W-bearing Wulfenite
RRUFF - References and PDF downloads - search for: W-bearing Wulfenite
American-Mineralogist-Crystal-Structure-Database - search for: W-bearing Wulfenite
Athena - search for: W-bearing Wulfenite

Mineral Dealer

German pages

hausen - Mineralgroßhandel - search for: W-führender Wulfenit
Crystal-Treasure.com - search for: W-führender Wulfenit
Bosse - search for: W-führender Wulfenit

Locations with GPS information