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Woodwardite

Pictures (6 Images total)

Woodwardit auf Gips
Views (Image: 1171725620): 2146
Woodwardit auf Gips

Woodwardit; Hilarion-Stollen Lavrion;

Collection: Fritz Schreiber
Copyright: Fritz Schreiber
Contribution: Stefan 2007-02-17
Locality: Hilarion Mine (Hilarion-Stollen, Mine Nr. 50) / Kamariza / Lavrion (Laurion), Bergbaudistrikt / Attika (Attikí, Attica) / Griechenland
Woodwardit auf Gips
Views (Image: 1171725557): 1883
Woodwardit auf Gips

Woodwardit; Hilarion-Stollen Lavrion;

Collection: Fritz Schreiber
Copyright: Fritz Schreiber
Contribution: Stefan 2007-02-17
Locality: Hilarion Mine (Hilarion-Stollen, Mine Nr. 50) / Kamariza / Lavrion (Laurion), Bergbaudistrikt / Attika (Attikí, Attica) / Griechenland
Woodwardit ?
Views (Image: 1418929118): 1102
Woodwardit ?

Rinnerlahner, Pfitscher Joch, Südtirol, Italien, Bildbreite 2,2 mm, ein Raman-Spektrum der blauen Kristalle durch Ivano Rocchetti ergab mit einer errechneten Wahrscheinlichkeit von 88% Woodwardit

Collection: Kainosit
Copyright: Kainosit
Contribution: Kainosit 2014-12-18
Locality: Rinnerlahner / Pfitscher Joch / St. Jakob-Stein / Pfitsch (Pfitschtal) / Wipptal, Bezirk / Südtirol (Bozen), Provinz / Trentino-Südtirol (Trentino-Alto Adige), Region / Italien
Woodwardit xx
Views (Image: 1427182324): 1029
Woodwardit xx

wasserhaltiges Sulfat, in türkisblauen Ablagerungen um Kieselsteine und Bachsedimente enstanden; Hier eine Seltenheit 1,2kg schwerer Schwimmer mit Woodwardit-Ablagerungen Fund 2009; geschl. Mine Ch...

Collection: ebjoe04
Copyright: joachim Kremers
Contribution: ebjoe04 2015-03-24
Locality: Servette-Chuc Bergbaukomplex / Saint-Marcel / Aostatal (Valle d'Aosta), Region / Italien
Woodwardit
Views (Image: 1628946389): 61
Woodwardit

Deutschland/Sachsen/Erzgebirgskreis/Marienberg, Revier/Wolkenstein/Grube St. Johannes. Bildbreite 1,3 mm

Collection: Ulrich Baumgärtl
Copyright: Ulrich Baumgärtl
Contribution: Ulrich Baumgärtl 2021-08-14
Locality: Grube St. Johannes / Wolkenstein / Marienberg, Revier / Erzgebirgskreis / Sachsen / Deutschland
Woodwardit
Views (Image: 1282474737): 1497
Woodwardit

Bildbreite: 8 mm, Fundort: Golf von Baratti, Populonia, Livorno, Toskana, Italien

Copyright: Luigi Chiappino
Contribution: thdun5 2010-08-22
Locality: Golf von Baratti / Populonia / Livorno, Provinz / Toskana (Toscana) / Italien

Collectors Summary

Color grünblau, türkis
Streak color hellblau
Solubility +++ Säuren
Crystal System hexagonal,

Chemism

Chem­ical formula

(Cu0.75Al0.25)(SO4)0.125(OH)2·0.3H2O

Addi­tional chem. informa­tion

(Cu1-xAlx)(SO4)x/2(OH)2·nH2O (x < 0.5, n < 3x/2)

Chem­ical com­po­si­tion

Aluminium, Kupfer, Sauerstoff, Schwefel, Wasserstoff

Unit weight: 105.83236325 u; Number of atoms in the formula: 6.525

Info

Empirical formula:

(Cu0.75Al0.25)(SO4)0.125(OH)2·0.3H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Hydrogen

H

2.48

2.6

39.85

1.0079470

2.6206622

Oxygen

O

42.33

2.8

42.91

15.9994300

44.7984040

Aluminium

Al

6.37

0.25

3.83

26.9815382

6.7453846

Sulfur

S

3.79

0.13

1.92

32.0655000

4.0081875

Copper

Cu

45.03

0.75

11.49

63.5463000

47.6597250

Anal­y­sis wt%

CuO : 46.77, Al2O3 : 14.99, SO3 : 11.77, H2O : 26.48 (Ref: berechnet)

Strunz 9th edi­tion incl. updates

7.DD.35

7: Sulfate (Selenate, Tellurate, Chromate, Molybdate, Wolframate)
D: Sulfate (Selenate, etc.) mit weitere Anionen, mit H2O
D: mit mittelgroßen Kationen; Lagen von kantenverknüpften Oktaedern
35:Woodwardit-Gruppe

Lapis Clas­sifica­tion

VI/D.08-040

VI: SULFATE, CHROMATE, MOLYBDATE UND WOLFRAMATE
D: Wasserhaltige Sulfate, mit fremden Anionen
8: Mittelgroße Kationen

Clas­sifica­tion by Hölzel

7.DD.610

7: SULFATES CHROMATES MOLYBDATES WOLFRAMATES
D: Sulfates (+Anions +Water)
D: Sulfate-Hydrotalcites

IMA sta­tus

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

Min­eral sta­tus

anerkanntes Mineral

IMA Classification

IMA Clas­sifica­tion

Hydrotalcite Supergroup  ⇒ Woodwardite Group

Optical Properties

Color

grünblau, türkis

Streak color

hellblau

Diaphane­ity (Trans­parency)

durchscheinend

max. Birefrin­gence

0.013

Birefringence chart\! Woodwardite title=Birefringence chart Woodwardite

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

1.552

RI value β

1.555

RI value γ / ε

1.565

Ri mean

1.557

2V angle

Biaxial (+) 60°

Crystallography

Crystal Sys­tem

hexagonal

Cell param­e­ters a (Å)

3.061

Cell param­e­ters b (Å)

-

Cell param­e­ters c (Å)

25.55

Cell param­e­ters a/b or c/a

8.347

Cell param­e­ters c/b

-

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

120°

Z

3

Volumne (ų)

207.323

X-Ray Pow­der Diffrac­tion

9.1(100),
4.43(50),
2.58(50),
1.50(30)

XRD chart Woodwardite

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

Physical Properties

Density (g/cm³)

2.38

2.543 ( ρ calc. Mineralienatlas )

Insta­bil­ity

+++ Säuren

(Co-)Type locality

(Co-)Type locality

UK/England/Cornwall Co.

Preface

Author (Name, Year)

Church, 1866

References

Handbook of Mineralogy (Anthony et al.), 5 (2003), 762

IMA group assignments

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

Shigaite

NaMn62+Al3[(OH)18|(SO4)2]·12H2O

trigonal : 3 : R3

7.DD.35

Honessite

(Ni1-xFe3+x)(SO4)x/2(OH)2·nH2O {x<0.5}{n<3x/2}

7.DD.35

Carrboydite

(Ni,Al)9(SO4)2(OH)18·10H2O

7.DD.35

Wermlandite

(Ca,Mg)Mg7(Al,Fe3+)2(SO4)2(OH)18·12H2O

trigonal : 3m : P3c1

7.DD.35

Woodwardite

(Cu0.75Al0.25)(SO4)0.125(OH)2·0.3H2O

7.DD.35

Motukoreaite

Mg6Al3(OH)18[Na(H2O)6](SO4)2·6H2O

trigonal : 3m : R3m

7.DD.35

Nikischerite

NaFe62+Al3[(OH)18|(SO4)2]·12H2O

trigonal : 3 : R3

7.DD.35

Mountkeithite

(Mg,Ni)11(Fe3+,Cr,Al)3(OH)24(SO4,CO3)3.5·11H2O

7.DD.35

'Zincaluminite'

Zn6Al6(SO4)2(OH)26·5H2O

7.DD.35

Glaucocerinite

(Zn1-xAlx)(SO4)x/2(OH)2·nH2O {x<0.5}{n>3x/2}

7.DD.35

Hydrohonessite

(Ni1-x Fe3+x)(SO4)x/2(OH)2·nH2O {x < 0.5} {n > 3x/2}

7.DD.35

Hydrowoodwardite

(Cu1-xAlx)(SO4)x/2(OH)2·nH2O {x<0.5}{n>3x/2}

trigonal : 3m : R3m

7.DD.35

'Zincowoodwardite'

7.DD.35

'Natroglaucocerinite'

NaZn5Al3[(OH)16|(SO4)2]·6H2O

trigonal : 3 : P3

7.DD.35

Zincowoodwardit-1R

[Zn1-xAlx(OH)2][(SO4)x/2·nH2O] {x = 0.32-0.50}

7.DD.35

'Zincowoodwardite-3R'

[Zn1-xAlx(OH)2][(SO4)x/2·nH2O {x=0.32-0.50}

trigonal : 3 : R3

7.DD.35

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

Bechererite

Zn7Cu[(OH)13|SiO(OH)3|SO4]

trigonal : 3, 3 : P3, P3

VI/D.08-005

Spangolite

Cu6Al(SO4)(OH)12Cl·3H2O

trigonal : 3m : P31c

VI/D.08-010

Cyanotrichite

Cu4Al2(SO4)(OH)12·2H2O

monoklin : 2/m : C2/m

VI/D.08-020

Carbonatecyanotrichite

Cu42+Al2(CO3,SO4)(OH)12·2H2O

VI/D.08-030

Camérolaite

Cu4Al2[HSbO4,SO4]OH10(CO3)·2H2O

monoklin : 2, 2/m : P21, P21/m

VI/D.08-035

Woodwardite

(Cu0.75Al0.25)(SO4)0.125(OH)2·0.3H2O

VI/D.08-040

Hydrowoodwardite

(Cu1-xAlx)(SO4)x/2(OH)2·nH2O {x<0.5}{n>3x/2}

trigonal : 3m : R3m

VI/D.08-042

'Zincowoodwardite'

VI/D.08-045

Chalcoalumite

CuAl4(SO4)(OH)12·3H2O

monoklin : 2 : P21

VI/D.08-050

Kyrgyzstanite

ZnAl4(SO4)(OH)12·3H2O

VI/D.08-055

'Nickelalumite'

(Ni,Cu)Al4[(SO4),(NO3)2](OH)12·3H2O

monoklin : 2/m : P21/n

VI/D.08-060

Mbobomkulite

(Ni,Cu)Al4[(NO3)2,(SO4)](OH)12·3H2O

VI/D.08-070

Hydrombobomkulite

(Ni,Cu)Al4[(NO3)2,(SO4)](OH)12·13-14H2O

VI/D.08-080

Carrboydite

(Ni,Al)9(SO4)2(OH)18·10H2O

VI/D.08-090

'Zincaluminite'

Zn6Al6(SO4)2(OH)26·5H2O

VI/D.08-100

Glaucocerinite

(Zn1-xAlx)(SO4)x/2(OH)2·nH2O {x<0.5}{n>3x/2}

VI/D.08-110

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

Cyanotrichite

Cu4Al2(SO4)(OH)12·2H2O

monoklin : 2/m : C2/m

7.DD.600

Woodwardite

(Cu0.75Al0.25)(SO4)0.125(OH)2·0.3H2O

7.DD.610

Carbonatecyanotrichite

Cu42+Al2(CO3,SO4)(OH)12·2H2O

7.DD.650

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

German pages

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

English pages

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

Russian pages

Webmineral.ru - search for: Вудвардит

Mineral Dealer

German pages

hausen - Mineralgroßhandel - search for: Woodwardit
Crystal-Treasure.com - search for: Woodwardit
Bosse - search for: Woodwardit

Locations with GPS information