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Hydrowoodwardite

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Hydrowoodwardit

Bärenhecke/Ost-Erzgebirge,Sachsen; Bildbreite ca. 7mm; analysiertes Material von Dr.Th.Witzke

Collection:

Haubi

Contribution: Haubi 2012-05-21

Locality: Bärenhecke / Glashütte / Sächsische Schweiz-Osterzgebirge, Landkreis / Sachsen / Deutschland

Views (Image: 1441034659): 1231

Hydrowoodwardit

Bildbreite: 8 mm, Fundort: Grube St. Johannes, Wolkenstein, Revier Marienberg, Erzgebirge, Sachsen, Deutschland

Leonardus

Contribution: thdun5 2015-08-31

Locality: Grube St. Johannes / Wolkenstein / Marienberg, Revier / Erzgebirgskreis / Sachsen / Deutschland

Views (Image: 1611310820): 61

krustig-körniger grünblauer Hydrowoodwardit (SNr: B002687)

Deutschland/Nordrhein-Westfalen/Arnsberg, Bezirk/Siegen-Wittgenstein, Kreis/Hilchenbach/Müsen/Grube Wildermann, BB = 3,2 mm

Collection:

Lithothek der Münchener Micromounter

husi

Contribution: Münchener Micromounter 2021-01-22

Locality: Grube Wildermann / Müsen / Hilchenbach / Siegen-Wittgenstein, Kreis / Arnsberg, Bezirk / Nordrhein-Westfalen / Deutschland

Collectors Summary

Color

blau, blassblau

Streak color

blass blau

Hardness (Mohs)

Cleavages

fehlt

Solubility

nicht stabil an der Luft, dehydriert innerhalb von Wochen zuWoodwardit, kann aber durch Lagern in H₂O rehydriert werden

Crystal System

trigonal, R3m

Chemism

Chemical formula

(Cu_1-xAl_x)(SO₄)_x/2(OH)₂·nH₂O {x<0.5}{n>3x/2}

Empirical formula (analysis)

(Cu,Al)₉(SO₄)₂(OH)₁₈·nH₂O

Chemical composition

Aluminium, Kupfer, Sauerstoff, Schwefel, Wasserstoff

Unit weight: 1005.92053595 u; Number of atoms in the formula: 58

Info

Empirical formula:

(Cu_0.75Al_0.25)₉(SO₄)₂(OH)₁₈·nH₂O

Element	Symbol	Weight%	Atoms	Atoms%	Atom weight (u)	Sum weight (u)
Hydrogen	H	2.00	20	34.48	1.0079470	20.1589400
Oxygen	O	42.94	27	46.55	15.9994300	431.9846100
Aluminium	Al	6.04	2.25	3.88	26.9815382	60.7084610
Sulfur	S	6.38	2	3.45	32.0655000	64.1310000
Copper	Cu	42.64	6.75	11.64	63.5463000	428.9375250

Search for minerals with similar chemistry

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.08-042

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

Classification by Hölzel

7.DD.235

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

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

IMA Classification

Hydrotalcite Supergroup ⇒ Woodwardite Group

Optical Properties

Color	blau, blassblau
Streak color	blass blau
Diaphaneity (Transparency)	durchscheinend
max. Birefringence	0.016
	$Birefringence chart\! Hydrowoodwardite title=Birefringence chart Hydrowoodwardite$ 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	1.524
RI value γ / ε	1.565
Ri mean	1.545
2V angle	Uniaxial (+)

Crystallography

Crystal System	trigonal
Class (H-M)	3m
Space Group number	166
Space Group	R3m
Cell parameters a (Å)	3.070
Cell parameters b (Å)	-
Cell parameters c (Å)	31.90
Cell parameters a/b or c/a	10.391
Cell parameters c/b	-
Z	0.375
Volumne (Å³)	260.374
X-Ray Powder Diffraction	10.5(100), 5.26(20), 3.50(10), 2.60(10), 2.46(10), 2.23(10), 1.97(10), 1.524(10)
	Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Physical Properties

Hardness (Mohs)	2
Density (g/cm³)	2.33
	2.406 ( ρ calc. Mineralienatlas )
Cleavages	fehlt
Instability	nicht stabil an der Luft, dehydriert innerhalb von Wochen zuWoodwardit, kann aber durch Lagern in H₂O rehydriert werden

(Co-)Type locality

(Co-)Type locality	Deutschland /Sachsen /Erzgebirgskreis /Annaberg, Revier /Annaberg-Buchholz /Geyersdorf /St. Briccius
Type material	Mineralogische Sammlung der TU Bergakademie Freiberg
Collection number of type material	76639 / c 7,3
Paragenesis of type material	Allophan, Woodwardit, Schulenbergit, Namuwit, Brianyoungit, Langit, Linarit

Preface

Author (Name, Year)

Witzke, 1999

References

Neues Jahrbuch für Mineralogie, Monatshefte (1999), 75

American Mineralogist 84 (1999), 1465

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	(Ni_1-xFe³⁺_x)(SO₄)_x/2(OH)₂·nH₂O {x<0.5}{n<3x/2} hexagonal	7.DD.35
Carrboydite	(Ni,Al)₉(SO₄)₂(OH)₁₈·10H₂O hexagonal	7.DD.35
Wermlandite	(Ca,Mg)Mg₇(Al,Fe³⁺)₂(SO₄)₂(OH)₁₈·12H₂O trigonal : 3m : P3c1	7.DD.35
Woodwardite	(Cu_0.75Al_0.25)(SO₄)_0.125(OH)₂·0.3H₂O hexagonal	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 hexagonal	7.DD.35
'Zincaluminite'	Zn₆Al₆(SO₄)₂(OH)₂₆·5H₂O	7.DD.35
Glaucocerinite	(Zn_1-xAl_x)(SO₄)_x/2(OH)₂·nH₂O {x<0.5}{n>3x/2} hexagonal	7.DD.35
Hydrohonessite	(Ni_1-x Fe³⁺_x)(SO₄)_x/2(OH)₂·nH₂O {x < 0.5} {n > 3x/2} hexagonal	7.DD.35
Hydrowoodwardite	(Cu_1-xAl_x)(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	[Zn_1-xAl_x(OH)₂][(SO₄)_x/2·nH₂O] _{{x = 0.32-0.50}}	7.DD.35
'Zincowoodwardite-3R'	[Zn_1-xAl_x(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	(Cu_0.75Al_0.25)(SO₄)_0.125(OH)₂·0.3H₂O hexagonal	VI/D.08-040
Hydrowoodwardite	(Cu_1-xAl_x)(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 monoklin	VI/D.08-070
Hydrombobomkulite	(Ni,Cu)Al₄[(NO₃)₂,(SO₄)](OH)₁₂·13-14H₂O monoklin	VI/D.08-080
Carrboydite	(Ni,Al)₉(SO₄)₂(OH)₁₈·10H₂O hexagonal	VI/D.08-090
'Zincaluminite'	Zn₆Al₆(SO₄)₂(OH)₂₆·5H₂O	VI/D.08-100
Glaucocerinite	(Zn_1-xAl_x)(SO₄)_x/2(OH)₂·nH₂O {x<0.5}{n>3x/2} hexagonal	VI/D.08-110

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

Spangolite	Cu₆Al(SO₄)(OH)₁₂Cl·3H₂O trigonal : 3m : P31c	7.DD.200
Bechererite	Zn₇Cu[(OH)₁₃\|SiO(OH)₃\|SO₄] trigonal : 3, 3 : P3, P3	7.DD.210
Glaucocerinite	(Zn_1-xAl_x)(SO₄)_x/2(OH)₂·nH₂O {x<0.5}{n>3x/2} hexagonal	7.DD.230
Hydrowoodwardite	(Cu_1-xAl_x)(SO₄)_x/2(OH)₂·nH₂O {x<0.5}{n>3x/2} trigonal : 3m : R3m	7.DD.235
'Natroglaucocerinite'	NaZn₅Al₃[(OH)₁₆\|(SO₄)₂]·6H₂O trigonal : 3 : P3	7.DD.240
Zincowoodwardit-1R	[Zn_1-xAl_x(OH)₂][(SO₄)_x/2·nH₂O] _{{x = 0.32-0.50}}	7.DD.250
'Zincowoodwardite-3R'	[Zn_1-xAl_x(OH)₂][(SO₄)_x/2·nH₂O {x=0.32-0.50} trigonal : 3 : R3	7.DD.255
Shigaite	NaMn₆²⁺Al₃[(OH)₁₈\|(SO₄)₂]·12H₂O trigonal : 3 : R3	7.DD.270
Nikischerite	NaFe₆²⁺Al₃[(OH)₁₈\|(SO₄)₂]·12H₂O trigonal : 3 : R3	7.DD.275

Other languages

Spanish	Hidrowoodwardita
German	Hydrowoodwardit
French	Hydrowoodwardite
English	Hydrowoodwardite
Russian	Гидровудвардит

Alternative Name

Spanish

Hydrowoodwardita

IMA Number

IMA 1996-038

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

German pages	DeWikiPedia - search for: Hydrowoodwardit Google-Bilder-Suche - search for: Hydrowoodwardit Mineralogisch-Petrographisches-Institut Hamburg - search for: Hydrowoodwardit
English pages	Mindat - search for: Hydrowoodwardite Webmineral - search for:Hydrowoodwardite Handbook-of-Mineralogy - search for: Hydrowoodwardite RRUFF - Raman, XRD and other mineral data - search for: Hydrowoodwardite RRUFF - References and PDF downloads - search for: Hydrowoodwardite American-Mineralogist-Crystal-Structure-Database - search for: Hydrowoodwardite Athena - search for: Hydrowoodwardite
Russian pages	Webmineral.ru - search for: Гидровудвардит

Mineral Dealer

German pages

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

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