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Huangite

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Occurrences (3)

Collectors Summary

Color

weiß, gelblich

Streak color

weiß

Cleavages

vollkommen {001}

Fracture

nicht genannt

Crystal System

trigonal, R3m

Chemism

Chemical formula

Ca_0.5Al₃[(OH)₆|(SO₄)₂]

Chemical composition

Aluminium, Calcium, Sauerstoff, Schwefel, Wasserstoff

Unit weight: 395.1545166 u; Number of atoms in the formula: 25.5

Info

Empirical formula:

Ca_0.5Al₃[(OH)₆(SO₄)₂]

Element	Symbol	Weight%	Atoms	Atoms%	Atom weight (u)	Sum weight (u)
Hydrogen	H	1.53	6	23.53	1.0079470	6.0476820
Oxygen	O	56.68	14	54.90	15.9994300	223.9920200
Aluminium	Al	20.48	3	11.76	26.9815382	80.9446146
Sulfur	S	16.23	2	7.84	32.0655000	64.1310000
Calcium	Ca	5.07	0.5	1.96	40.0784000	20.0392000

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Analysis wt%

Na₂O : 0.43, K₂O : 0.67, CaO : 6.17, Al₂O₃ : 38.62, SO₃ : 38.62, H₂O : 13.60 (Ref: American Mineralogist 92)

Strunz 9th edition incl. updates

7.BC.10

7: Sulfate (Selenate, Tellurate, Chromate, Molybdate, Wolframate)
B: Sulfate (Selenate, etc.) mit weitere Anionen, ohne H₂O
C: Mit mittelgroßen und großen [Kationen]
10:Alunit-Gruppe

Lapis Classification

VI/B.11-043

VI: SULFATE, CHROMATE, MOLYBDATE UND WOLFRAMATE
B: Wasserfreie Sulfate, mit fremden Anionen
11: Große Kationen vor-wiegend; Alunit-Gruppe

Classification by Hölzel

7.BB.300

7: SULFATES CHROMATES MOLYBDATES WOLFRAMATES
B: Sulfates (+Anions -Water)
B: Alunite-Group (sulfatian)
3: Alunites with Ca, Sr, Ba

Dana 8th edition

30.02.04.08

30: Anhydrous Sulfates Containing Hydroxyl or Halogen
02: Anhydrous Sulfates Containing Hydroxyl or Halogen where (A B)2 XO4 Zq
04: Alunite Group (Alunite Subgroup)

IMA status

Anerkannt von der CNMNC

Mineral status

anerkanntes Mineral

Optical Properties

Color	weiß, gelblich
Streak color	weiß
Diaphaneity (Transparency)	transparent
2V angle	Uniaxial (+)

Crystallography

Crystal System	trigonal
Class (H-M)	3m
Space Group number	166
Space Group	R3m
Cell parameters a (Å)	6.983
Cell parameters b (Å)	-
Cell parameters c (Å)	33.517
Cell parameters a/b or c/a	4.800
Cell parameters c/b	-
Z	6
Volumne (Å³)	1415.402
X-Ray Powder Diffraction	4.91(70), 3.49(30), 2.97(100), 2.455(30), 2.231(50), 1.899(40), 1.745(40), 1.375(40)
	Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Physical Properties

Density (g/cm³)	2.80 (berechnet)
	2.781 ( ρ calc. Mineralienatlas )
Cleavages	vollkommen {001}
Fracture	nicht genannt

(Co-)Type locality

Chile /Coquimbo, Region (IV. Region)/Limari, Provinz /Ovalle /El Indio /Campana Gang

Preface

Author (Name, Year)

Li & Peacor & Essene & Brosnahan & Beane, 1992

References

American Mineralogist 77 (1992), 1275

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

Alunite	KAl₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	7.BC.10
Huangite	Ca_0.5Al₃[(OH)₆\|(SO₄)₂] trigonal : 3m : R3m	7.BC.10
Jarosite	KFe³⁺₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	7.BC.10
Walthierite	Ba_0.5Al₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	7.BC.10
Natroalunite-1c	Na₂Al₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	7.BC.10
Osarizawaite	Pb(Al₂Cu²⁺)(SO₄)₂(OH)₆ trigonal : 3m : R3m	7.BC.10
Dorallcharite	(Tl,K)Fe³⁺₃[(OH)₆\|(SO₄)₂] trigonal : 3m : R3m	7.BC.10
Natrojarosite	NaFe³⁺₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	7.BC.10
Ammonioalunite	NH₄Al₃(SO₄)₂(OH)₆ trigonal : 3m, 3m : R3m, R3m	7.BC.10
Beaverite-(Cu)	Pb(Fe³⁺₂Cu)(SO₄)₂(OH)₆ trigonal : 3m : R3m	7.BC.10
Plumbojarosite	PbFe₆³⁺(SO₄)₄(OH)₁₂ trigonal : 3m : R3m	7.BC.10
Ammoniojarosite	NH₄Fe³⁺₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	7.BC.10
Argentojarosite	AgFe³⁺₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	7.BC.10
Beaverite-(Zn)	Pb(Fe³⁺₂Zn)(SO₄)₂(OH)₆ trigonal : 3m : R3m	7.BC.10
Natroalunite-2c	NaAl₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	7.BC.10
Schlossmacherite	(H₃O,Ca)Al₃(AsO₄,SO₄)₂(OH)₆ trigonal : 3m : R3m	7.BC.10
Hydronium jarosite	(H₃O)Fe³⁺₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	7.BC.10

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

Natroalunite-1c	Na₂Al₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	VI/B.11-010
Alunite	KAl₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	VI/B.11-020
Ammonioalunite	NH₄Al₃(SO₄)₂(OH)₆ trigonal : 3m, 3m : R3m, R3m	VI/B.11-030
Huangite	Ca_0.5Al₃[(OH)₆\|(SO₄)₂] trigonal : 3m : R3m	VI/B.11-043
Walthierite	Ba_0.5Al₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	VI/B.11-045
Natrojarosite	NaFe³⁺₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	VI/B.11-050
Jarosite	KFe³⁺₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	VI/B.11-060
Dorallcharite	(Tl,K)Fe³⁺₃[(OH)₆\|(SO₄)₂] trigonal : 3m : R3m	VI/B.11-065
Ammoniojarosite	NH₄Fe³⁺₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	VI/B.11-070
Hydronium jarosite	(H₃O)Fe³⁺₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	VI/B.11-080
Argentojarosite	AgFe³⁺₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	VI/B.11-090
Plumbojarosite	PbFe₆³⁺(SO₄)₄(OH)₁₂ trigonal : 3m : R3m	VI/B.11-100
Osarizawaite	Pb(Al₂Cu²⁺)(SO₄)₂(OH)₆ trigonal : 3m : R3m	VI/B.11-110
Beaverite-(Zn)	Pb(Fe³⁺₂Zn)(SO₄)₂(OH)₆ trigonal : 3m : R3m	VI/B.11-115
Beaverite-(Cu)	Pb(Fe³⁺₂Cu)(SO₄)₂(OH)₆ trigonal : 3m : R3m	VI/B.11-120
Krivovichevite	Pb₃[Al(OH)₆](SO₄)(OH) trigonal : 3m : R3c	VI/B.11-130

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

Huangite	Ca_0.5Al₃[(OH)₆\|(SO₄)₂] trigonal : 3m : R3m	7.BB.300
Schlossmacherite	(H₃O,Ca)Al₃(AsO₄,SO₄)₂(OH)₆ trigonal : 3m : R3m	7.BB.330

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

Lanarkite	Pb₂(SO₄)O monoklin : 2/m : C2/m	30.02.01.01
Dolerophanite	Cu₂(SO₄)O monoklin : 2/m : C2/m	30.02.02.01
Linarite	PbCu(SO₄)(OH)₂ monoklin : 2/m : P2₁/m	30.02.03.01
Alunite	KAl₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	30.02.04.01
Natroalunite-1c	Na₂Al₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	30.02.04.02
Schlossmacherite	(H₃O,Ca)Al₃(AsO₄,SO₄)₂(OH)₆ trigonal : 3m : R3m	30.02.04.03
Osarizawaite	Pb(Al₂Cu²⁺)(SO₄)₂(OH)₆ trigonal : 3m : R3m	30.02.04.04
Natroalunite-2c	NaAl₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	30.02.04.05
Ammonioalunite	NH₄Al₃(SO₄)₂(OH)₆ trigonal : 3m, 3m : R3m, R3m	30.02.04.06
Walthierite	Ba_0.5Al₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	30.02.04.07
Huangite	Ca_0.5Al₃[(OH)₆\|(SO₄)₂] trigonal : 3m : R3m	30.02.04.08
Jarosite	KFe³⁺₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	30.02.05.01
Natrojarosite	NaFe³⁺₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	30.02.05.02
Hydronium jarosite	(H₃O)Fe³⁺₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	30.02.05.03
Ammoniojarosite	NH₄Fe³⁺₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	30.02.05.04
Argentojarosite	AgFe³⁺₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	30.02.05.05
Plumbojarosite	PbFe₆³⁺(SO₄)₄(OH)₁₂ trigonal : 3m : R3m	30.02.05.06
Beaverite-(Cu)	Pb(Fe³⁺₂Cu)(SO₄)₂(OH)₆ trigonal : 3m : R3m	30.02.05.07
Dorallcharite	(Tl,K)Fe³⁺₃[(OH)₆\|(SO₄)₂] trigonal : 3m : R3m	30.02.05.08
Itoite	Pb₃GeO₂(SO₄)₂(OH)₂ orthorhombisch : mmm : Pnma	30.02.06.01
Piypite	K₄Cu₄O₂(SO₄)₄·(Na,Cu)Cl tetragonal : 4 : I4	30.02.07.01
Kamchatkite	KCu₃²⁺OCl(SO₄)₂ orthorhombisch : mm2 : Pna2₁	30.02.08.01
Cannonite	Bi₂O(SO₄)(OH)₂ monoklin : 2/m : P2₁/c	30.02.09.01

Other languages

German	Huangit
Spanish	Huangita
French	Huangite
English	Huangite
Russian	Хуангит

Alternative Name

Italian

Huanguita

IMA Number

IMA 1991-009

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

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

Mineral Dealer

German pages

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