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Ferberite

Pictures (93 Images total)

Ferberite
Views (Image: 1431746260): 2430
Ferberite

Ferberite specimen, from Panasqueira Mine - Couto Mineiro da Panasqueira, Panasqueira, Covilhã, Castelo Branco District, Portugal; Size 44 х 39 х 35 mm
Collection: pegmatite
Copyright: pegmatite
Contribution: pegmatite 2015-05-16
Locality: Panasqueira Mine (Couto Mineiro da Panasqueira) / Panasqueira / Covilhã / Castelo Branco, Distrikt / Portugal
Arsenkies, Ferberit
Views (Image: 1464244346): 969
Arsenkies, Ferberit

Specimen = ca. 35 mm; Panasqueira
Collection: Andreas Schmid
Copyright: Andreas Schmid
Contribution: Andreas Schmid 2016-05-26
Locality: Panasqueira Mine (Couto Mineiro da Panasqueira) / Panasqueira / Covilhã / Castelo Branco, Distrikt / Portugal
Ferberit
Views (Image: 1238146365): 3102
Ferberit

Bildbreite: 3 mm; Fundort: Grube Clara, Wolfach, Schwarzwald, Deutschland
Copyright: Stephan Wolfsried
Contribution: Hg 2009-03-27
Locality: Grube Clara / Oberwolfach / Ortenaukreis / Freiburg, Bezirk / Baden-Württemberg / Deutschland
Ferberit-Rosette mit Siderit x
Views (Image: 1518034461): 929
Ferberit-Rosette mit Siderit x (SNr: 5427)

Bildbreite 1,1 mm; Steinerleinbach bei Röhrnbach, Bayerischer Wald
Collection: Gilbertmin
Copyright: Gilbertmin
Contribution: Gilbertmin 2018-02-07
Locality: Steinerleinbach / Röhrnbach / Freyung-Grafenau, Landkreis / Niederbayern, Bezirk / Bayern / Deutschland
Ferberit xx
Views (Image: 1518034686): 1289
Ferberit xx (SNr: 5426)

Keilförmige Kristalle auf Siderit; BB 0,8 mm; Steinerleinbach bei Röhrnbach, Bayerischer Wald
Collection: Gilbertmin
Copyright: Gilbertmin
Contribution: Gilbertmin 2018-02-07
Locality: Steinerleinbach / Röhrnbach / Freyung-Grafenau, Landkreis / Niederbayern, Bezirk / Bayern / Deutschland
Ferberit
Views (Image: 1462391472): 729
Ferberit (SNr: B001795)

Tafelige dunkelgraue Kristalle, Bb = 13,5 mm; Fundort: Good Friday Mine, Nederland District, Boulder Co., Colorado, USA.
Collection: Lithothek der Münchener Micromounter
Copyright: Hannes Osterhammer
Contribution: Münchener Micromounter 2016-05-04
Locality: Good Friday Mine / Nederland District / Boulder Co. / Colorado / USA

Collectors Summary

Color schwarz
Streak color bräunlichschwarz
Hardness (Mohs) 4.25
Solubility + konz. heiße Säuren, +- HF
Crystal System monoklin, P2/c

Chemism

Chem­ical formula

Fe2+WO4

Chem­ical com­po­si­tion

Eisen, Sauerstoff, Wolfram

Unit weight: 303.68392 u; Number of atoms in the formula: 6

Info

Empirical formula:

FeWO4

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Oxygen

O

21.07

4

66.67

15.9994300

63.9977200
Iron

Fe

18.39

1

16.67

55.8452000

55.8452000
Tungsten

W

60.54

1

16.67

183.8410000

183.8410000

Anal­y­sis wt%

MnO : 1.41, FeO : 22.54, WO3 : 75.07, SiO2 : 0.88 (Ref: Dana, 7th ed. 2)

Strunz 9th edi­tion incl. updates

4.DB.30

4: Oxide, Hydroxide (Oxide, Hydroxide, V[5,6]-Vanadate, Arsenite, Antimonite, Bismutite, Sulfite, Selenite, Tellurite, Iodate)
D: Metall: Sauerstoff = 1:2 und vergleichbare
B: Mit mittelgroßen [Kationen]: Ketten kantenverknüpfter Oktaeder
30:Wolframit-Gruppe

Lapis Clas­sifica­tion

IV/D.16-020

IV: OXIDE
D: Oxide mit Verhältnis Metall : Sauerstoff = 1:2 (MO2 und verwandte Verbindungen)
16: Wolframit-Reihe

Clas­sifica­tion by Hölzel

4.DH.120

4: OXIDES
D: Dioxides
H: Wolframite-Group

Dana 8th edi­tion

48.01.01.02

48: Anhydrous Molybdates and Tungstates
01: Anhydrous Molybdates and Tungstates where A XO4
01: Wolframite series

IMA sta­tus

Erstbeschreibung vor CNMNC-Gründung (1959), als Mineral meist anerkannt

Min­eral sta­tus

anerkanntes Mineral

IMA Classification

IMA Clas­sifica­tion

 Wolframite group

Optical Properties

Color

schwarz

Streak color

bräunlichschwarz

Diaphane­ity (Trans­parency)

fast opak

max. Birefrin­gence

0.159
Birefringence chart\! Ferberite title=Birefringence chart Ferberite

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

2.255

RI value β

2.305

RI value γ / ε

2.414

Ri mean

2.325

2V angle

Biaxial (+) 68°

Crystallography

Crystal Sys­tem

monoklin

Class (H-M)

2/m

Space Group number

13

Space Group

P2/c

Cell param­e­ters a (Å)

4.730

Cell param­e­ters b (Å)

5.703

Cell param­e­ters c (Å)

4.952

Cell param­e­ters a/b or c/a

0.829

Cell param­e­ters c/b

0.868

Cell param­e­ters α

90°

Cell param­e­ters β

90.0

Cell param­e­ters γ

90°

Z

2

Volumne (ų)

133.581

X-Ray Pow­der Diffrac­tion

4.75(30),
3.749(30),
3.651(30),
2.941(100),
2.938(90),
2.479(30),
1.713(20),
1.712(20)
XRD chart Ferberite

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)

4.25

VHN (Hard­ness Vick­ers)

230 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

7.5 - 7.4 / Durchschnittlich = 7.45

7.55 ( ρ calc. Mineralienatlas )

Insta­bil­ity

+ konz. heiße Säuren, +- HF

(Co-)Type locality

(Co-)Type locality

Spanien/Andalusien (Andalucía)/Almería, Provinz/Cuevas de Almanzora/Los Lobos/Sierra Almagrera/Jaroso Ravine (Baranco Del Jaroso)

Type mate­r­ial

Mineralogische Sammlung der TU Bergakademie Freiberg

Col­lec­tion number of type mate­r­ial

36114 / b 2,2

Preface

Author (Name, Year)

Breithaupt, 1863

References

Handbook of Mineralogy (Anthony et al.), 5 (2003), 220

IMA group assignments

 
Wolframite group
 
 
 

 
 
Ferberite
Fe2+WO4
monoklin
P2/c

 
 
Heftetjernite
ScTaO4
monoklin
P2/c

 
 
Huanzalaite
MgWO4
monoklin
P2/c

 
 
Hübnerite
MnWO4
monoklin
P2/c

 
 
Nioboheftetjernite
ScNbO4
monoklin
P2/c

 
 
Rossovskyite
(Fe3+,Ta)(Nb,Ti)O4
monoklin
P2/c

 
 
Sanmartinite
ZnWO4
monoklin
P2/c

Refresh list

Actuality: 17. Jun 2021 - 18:50:14

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

Ferberite

Fe2+WO4

monoklin : 2/m : P2/c

4.DB.30

Hübnerite

MnWO4

monoklin : 2/m : P2/c

4.DB.30

'Wolframite'

(Fe,Mn,Mg)WO4

monoklin : 2/m

4.DB.30

Huanzalaite

MgWO4

monoklin : 2/m : P2/c

4.DB.30

Sanmartinite

ZnWO4

monoklin : 2/m : P2/c

4.DB.30

Heftetjernite

ScTaO4

monoklin : 2/m : P2/c

4.DB.30

'Krasnoselskite'

CoWO4

4.DB.30

'Wolframo-ixiolite'

(Fe,Mn,Nb)(Nb,W,Ta)O4

monoklin : m : Pc

4.DB.30

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

Huanzalaite

MgWO4

monoklin : 2/m : P2/c

IV/D.16-005

Hübnerite

MnWO4

monoklin : 2/m : P2/c

IV/D.16-010

Ferberite

Fe2+WO4

monoklin : 2/m : P2/c

IV/D.16-020

Sanmartinite

ZnWO4

monoklin : 2/m : P2/c

IV/D.16-030

'Wolframo-ixiolite'

(Fe,Mn,Nb)(Nb,W,Ta)O4

monoklin : m : Pc

IV/D.16-040

Heftetjernite

ScTaO4

monoklin : 2/m : P2/c

IV/D.16-050

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

Sanmartinite

ZnWO4

monoklin : 2/m : P2/c

4.DH.100

Huanzalaite

MgWO4

monoklin : 2/m : P2/c

4.DH.110

Ferberite

Fe2+WO4

monoklin : 2/m : P2/c

4.DH.120

Hübnerite

MnWO4

monoklin : 2/m : P2/c

4.DH.130

Heftetjernite

ScTaO4

monoklin : 2/m : P2/c

4.DH.150

Samarskite-(Y)

YFe3+Nb2O8

orthorhombisch : mmm : Pbcn

4.DH.160

Samarskite-(Yb)

YbNbO4

monoklin : 2/m : P2/c

4.DH.165

Ishikawaite

(U,Fe,Y)NbO4

4.DH.170

Calciosamarskite

(Ca,Fe,Y)(Nb,Ta,Ti)O4

4.DH.180

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

Hübnerite

MnWO4

monoklin : 2/m : P2/c

 48.01.01.01

Ferberite

Fe2+WO4

monoklin : 2/m : P2/c

 48.01.01.02

Sanmartinite

ZnWO4

monoklin : 2/m : P2/c

 48.01.01.03

Scheelite

CaWO4

tetragonal : 4/m : I41/a

 48.01.02.01

Powellite

CaMoO4

tetragonal : 4/m : I41/a

 48.01.02.02

Wulfenite

PbMoO4

tetragonal : 4/m : I41/a

 48.01.03.01

Stolzite

PbWO4

tetragonal : 4/m : I41/a

 48.01.03.02

Raspite

PbWO4

monoklin : 2/m : P21/a

 48.01.04.01

Other languages

Dutch

Ferberiet

German

Ferberit

Spanish

Ferberita

English

Ferberite

French

Ferberite

Russian

Ферберит

Japanese

鉄重石

Simplified Chinese

钨铁矿

Alternative Name

Ferrotungstate

German

Ferrowolframit

Iron Tungstate

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

German pages

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

English pages

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

Russian pages

 Webmineral.ru - search for: Ферберит

Mineral Dealer

German pages

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Crystal-Treasure.com - search for: Ferberit
Bosse - search for: Ferberit

Locations with GPS information