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Pictures (18 Images total)

Views (Image: 1397322937): 1621

Natrojarosit (SNr: A017756)

Tafelige goldbraune Kristalle auf Siderit, BB = 2,5 mm, Fundort: Kamariza, Laurion (Lavrion), Attika, Griechenland.

Collection:

Lithothek der Münchener Micromounter

Hannes Osterhammer

Contribution: Münchener Micromounter 2014-04-12

Locality: Kamariza / Lavrion (Laurion), Bergbaudistrikt / Attika (Attikí, Attica) / Griechenland

Views (Image: 1488642667): 1662, Rating: 8.6

keilförmiger, rotbrauner Natrojarosit und Skorodit (SNr: A003605)

von Kamariza, Laurion, Attika, Griechenland; BB = 6,2 mm

Collection:

Lithothek der Münchener Micromounter

Hannes Osterhammer

Contribution: Münchener Micromounter 2017-03-04

Locality: Kamariza / Lavrion (Laurion), Bergbaudistrikt / Attika (Attikí, Attica) / Griechenland

Views (Image: 1488642426): 688

spitzpyramidale, honigbraune Natrojarosite in Goethit (SNr: A003603)

von Kamariza, Laurion, Attika, Griechenland; die Kristalle sind teilweise überwachsen mit faserigen Kristallen einer zweiten Generation; BB = 3,0 mm

Collection:

Lithothek der Münchener Micromounter

Hannes Osterhammer

Contribution: Münchener Micromounter 2017-03-04

Locality: Kamariza / Lavrion (Laurion), Bergbaudistrikt / Attika (Attikí, Attica) / Griechenland

Views (Image: 1412762261): 915

Natrojarosit (SNr: A027305)

Keilförmige braune Kristalle, BB = 6,1 mm, Fundort: Verzeko, Laurion, Attika, Griechenland.

Collection:

Lithothek der Münchener Micromounter

Hannes Osterhammer

Contribution: Münchener Micromounter 2014-10-08

Locality: Verzeko / Lavrion (Laurion), Bergbaudistrikt / Attika (Attikí, Attica) / Griechenland

Views (Image: 1378928875): 816, Rating: 5.75

Natrojarosit (SNr: A003604)

Tafelige braune Kristalle, BB = 1,2 mm. Fundort: Kamariza, Lavrion, Attika, Griechenland.

Collection:

Lithothek der Münchener Micromounter

Hannes Osterhammer

Contribution: Münchener Micromounter 2013-09-11

Locality: Kamariza / Lavrion (Laurion), Bergbaudistrikt / Attika (Attikí, Attica) / Griechenland

Views (Image: 1264107532): 1478

Natrojarosit (gelb) und Konichalcit (grün)

Größe: 70x60 mm; Fundort: Kamariza, Laurion, Attika, Griechenland

Paul Bongaerts

Contribution: slugslayer 2010-01-21

Locality: Kamariza / Lavrion (Laurion), Bergbaudistrikt / Attika (Attikí, Attica) / Griechenland

More images

Collectors Summary

Color

gelb, ockergelb, ockerbraun

Streak color

hellgelb

Hardness (Mohs)

2.5 - 3.5

Cleavages

vollkommen {0001}

Fracture

muschelig

Solubility

++ HCl

Crystal System

trigonal, R3m

Morphology

Kristalle bis 1mm sind typischerweise pseudokubisch {0112} und können auf {0001} abgeflacht sein und ergeben dann eine hexagonale Form.

Chemism

Chemical formula

NaFe³⁺₃(SO₄)₂(OH)₆

Chemical composition

Eisen, Natrium, Sauerstoff, Schwefel, Wasserstoff

Unit weight: 484.6960722 u; Number of atoms in the formula: 26

Info

Empirical formula:

NaFe₃(SO₄)₂(OH)₆

Element	Symbol	Weight%	Atoms	Atoms%	Atom weight (u)	Sum weight (u)
Hydrogen	H	1.25	6	23.08	1.0079470	6.0476820
Oxygen	O	46.21	14	53.85	15.9994300	223.9920200
Sodium	Na	4.74	1	3.85	22.9897702	22.9897702
Sulfur	S	13.23	2	7.69	32.0655000	64.1310000
Iron	Fe	34.57	3	11.54	55.8452000	167.5356000

Search for minerals with similar chemistry

Analysis wt%

K₂O : 0.68, Na₂O : 6.32, Fe₂O₃ : 49.86, SO₃ : 32.30, H₂O : 10.93 (Ref: Dana, 7th ed. 2)

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.11-050

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

Classification by Hölzel

7.BB.140

7: SULFATES CHROMATES MOLYBDATES WOLFRAMATES
B: Sulfates (+Anions -Water)
B: Alunite-Group (sulfatian)
1: Alunites with alkalies, Ag, Tl

Dana 8th edition

30.02.05.02

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

IMA status

Neudefinition von der CNMNC anerkannt

Mineral status

anerkanntes Mineral

IMA Classification

Alunite supergroup ⇒ Alunite group with -1c

Optical Properties

Color	gelb, ockergelb, ockerbraun
Streak color	hellgelb
Diaphaneity (Transparency)	transparent bis durchscheinend
max. Birefringence	0.082
	$Birefringence chart\! Natrojarosite title=Birefringence chart Natrojarosite$ 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	1.832
RI value γ / ε	1.750
Ri mean	1.805
2V angle	Uniaxial (-)

Optical Data Luminescence

Luminescence

keine Fluoreszenz bekannt

Crystallography

Crystal System	trigonal
Class (H-M)	3m
Space Group number	166
Space Group	R3m
Cell parameters a (Å)	7.34
Cell parameters b (Å)	-
Cell parameters c (Å)	16.72
Cell parameters a/b or c/a	2.278
Cell parameters c/b	-
Z	3
Volumne (Å³)	780.116
X-Ray Powder Diffraction	5.56(30), 5.06(100), 3.12(50), 3.06(70), 2.776(20), 2.270(20), 1.977(20), 1.834(10)
	Calculated from d-spacing and intensity at 0.1541838 nm (Cu)

Morphology	Kristalle bis 1mm sind typischerweise pseudokubisch {0112} und können auf {0001} abgeflacht sein und ergeben dann eine hexagonale Form.

Crystals 3D

Open larger view

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)	2.5 - 3.5
VHN (Hardness Vickers)	83 (ungefähre Angabe abgeleitet aus der Mohshärte)
Density (g/cm³)	3.11 - 3.18 (gemessen) 3.29 (berechnet)
	3.095 ( ρ calc. Mineralienatlas )
Cleavages	vollkommen {0001}
Fracture	muschelig
Tenacity	spröde
Instability	++ HCl

(Co-)Type locality

USA /Nevada /Mineral Co./Soda Springs Valley

Preface

Occurrences	Als erdige Krusten, pulvrige Massen und als Puder in typischerweise Oxidationszonen von Minerallagerstätten bei der Oxidation von Pyrit und der Anwesenheit von Natrium. Selten als vulkanisches Sublimat.
Author (Name, Year)	Hillebrand & Penfield, 1902

References

Handbook of Mineralogy (Anthony et al.), 5 (2003), 487

IMA group assignments

Alunite supergroup

DG₃(TX₄)₂X’₆

Alunite group with -1c

Alunite

KAl₃(SO₄)₂(OH)₆

trigonal

R3m

Ammonioalunite

NH₄Al₃(SO₄)₂(OH)₆

trigonal

R3m, R3m

Ammoniojarosite

NH₄Fe³⁺₃(SO₄)₂(OH)₆

trigonal

R3m

Argentojarosite

AgFe³⁺₃(SO₄)₂(OH)₆

trigonal

R3m

Beaverite-(Cu)

Pb(Fe³⁺₂Cu)(SO₄)₂(OH)₆

trigonal

R3m

Beaverite-(Zn)

Pb(Fe³⁺₂Zn)(SO₄)₂(OH)₆

trigonal

R3m

Dorallcharite

(Tl,K)Fe³⁺₃[(OH)₆|(SO₄)₂]

trigonal

R3m

Hydronium jarosite

(H₃O)Fe³⁺₃(SO₄)₂(OH)₆

trigonal

R3m

Jarosite

KFe³⁺₃(SO₄)₂(OH)₆

trigonal

R3m

Natroalunite-1c

Na₂Al₃(SO₄)₂(OH)₆

trigonal

R3m

Natrojarosite

NaFe³⁺₃(SO₄)₂(OH)₆

trigonal

R3m

Osarizawaite

Pb(Al₂Cu²⁺)(SO₄)₂(OH)₆

trigonal

R3m

Schlossmacherite

(H₃O,Ca)Al₃(AsO₄,SO₄)₂(OH)₆

trigonal

R3m

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Actuality: 02. Mar 2021 - 00:32:14

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]

Natroalunite-1c	Na₂Al₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	7.BB.100
Alunite	KAl₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	7.BB.110
Natrojarosite	NaFe³⁺₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	7.BB.140
Jarosite	KFe³⁺₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	7.BB.145
Argentojarosite	AgFe³⁺₃(SO₄)₂(OH)₆ trigonal : 3m : R3m	7.BB.160
Dorallcharite	(Tl,K)Fe³⁺₃[(OH)₆\|(SO₄)₂] trigonal : 3m : R3m	7.BB.170

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	Natrojarosit
Spanish	Natrojarosita
English	Natrojarosite
French	Natrojarosite
Russian	Натроярозит
Simplified Chinese	钠铁矾

Alternative Name

	Soda Copperas
Simplified Chinese	钠黄铁矾
Simplified Chinese	黄钠铁矾

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

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

Mineral Dealer

German pages

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

Locations with GPS information