https://www.mineral-bosse.de
https://www.edelsteine-neuburg.de
https://www.mineraliengrosshandel.com
https://www.mineralbox.biz
http://www.spessartit.de/walldorf.html
'._('einklappen').'
 

Alunogen

Pictures (13 Images total)

Alunogen (Haarsalz)
Views (File:
1582323114
): 1097
Alunogen (Haarsalz)
Größe: 11 x 6 x 5 cm Gewicht 130 g; Schacht Konrad, Salzgitter Beddingen, Niedersachsen, Deutschland
Copyright: rettearb; Contribution: rettearb
Collection: rettearb, Collection number: 00624H
Location: Deutschland/Niedersachsen/Salzgitter, kreisfreie Stadt/Schacht Konrad
Mineral: Alunogen
Image: 1582323114
Rating: 8 (votes: 1)
License: Usage for Mineralienatlas project only
Alunogen (Haarsalz) (SNr: 00624H)

Größe: 11 x 6 x 5 cm Gewicht 130 g; Schacht Konrad, Salzgitter Beddingen, Niedersachsen, Deutschland
Collection: rettearb
Copyright: rettearb
Contribution: rettearb 2020-02-21
Locality: Schacht Konrad / Salzgitter, kreisfreie Stadt / Niedersachsen / Deutschland
Alunogen
Views (File:
1350227676
): 3055
Alunogen
Dubník, Prešov Region, Slovakia; Field of View 8mm
Copyright: Vitezslav Snasel; Contribution: Vita
Location: Slowakei/Presovský kraj/Presov, Okres/Czerwenitza (Cervenica)/Dubnik
Mineral: Alunogen
Image: 1350227676
Rating: 6 (votes: 2)
License: Usage for Mineralienatlas project only
Alunogen

Dubník, Prešov Region, Slovakia; Field of View 8mm
Copyright: Vitezslav Snasel
Contribution: Vita 2012-10-14
Locality: Dubnik / Czerwenitza (Cervenica) / Presov, Okres / Presovský kraj / Slowakei
Haarsalz, Alunogen
Views (File:
1537553399
): 956
Haarsalz, Alunogen
Größe: 40 x 30 mm; Fundort: Hallein, Salzburg. Der Fund war 1974
Copyright: Bode; Contribution: Bode
Collection: Bode
Location: Österreich/Salzburg/Hallein, Bezirk (Tennengau)/Hallein
Mineral: Alunogen
Image: 1537553399
Rating: 6 (votes: 1)
License: Usage for Mineralienatlas project only
Haarsalz, Alunogen

Größe: 40 x 30 mm; Fundort: Hallein, Salzburg. Der Fund war 1974
Collection: Bode
Copyright: Bode
Contribution: Bode 2018-09-21
Locality: Hallein / Hallein, Bezirk (Tennengau) / Salzburg / Österreich
Alunogen Anna 1
Views (File:
1146047869
): 3116
Alunogen Anna 1
Alunogen (weiss) mit unbestimmten Mineral Fundort: Halde Anna 1, Alsdorf Bildbreite: 2 mm
Copyright: Frank de Wit; Contribution: bardenoki
Location: Deutschland/Nordrhein-Westfalen/Köln, Bezirk/Aachen, Städteregion/Alsdorf/Anna
Mineral: Alunogen
Image: 1146047869
Rating: 5 (votes: 1)
License: Usage for Mineralienatlas project only
Alunogen Anna 1

Alunogen (weiss) mit unbestimmten Mineral Fundort: Halde Anna 1, Alsdorf Bildbreite: 2 mm

Copyright: Frank de Wit
Contribution: bardenoki 2006-04-26
Locality: Anna / Alsdorf / Aachen, Städteregion / Köln, Bezirk / Nordrhein-Westfalen / Deutschland
Alunogen
Views (File:
1264714143
): 3066
Alunogen
Größe: 98x86 mm; Fundort: Almyras, Agia Varvara, Zypern
Copyright: Rock Currier; Contribution: slugslayer
Location: Zypern/Nikosia, Bezirk/Agia Varvara/Almyras
Mineral: Alunogen
Image: 1264714143
License: Usage for Mineralienatlas project only
Alunogen

Größe: 98x86 mm; Fundort: Almyras, Agia Varvara, Zypern
Copyright: Rock Currier
Contribution: slugslayer 2010-01-28
Locality: Almyras / Agia Varvara / Nikosia, Bezirk / Zypern
Alunogen, Halotrichit
Views (File:
1350503700
): 2024
Alunogen, Halotrichit
Dubník, Slovakia; Size spec. 100x80mm
Copyright: Vitezslav Snasel; Contribution: Vita
Location: Slowakei/Presovský kraj/Presov, Okres/Czerwenitza (Cervenica)/Dubnik
Mineral: Alunogen, Halotrichite
Image: 1350503700
License: Usage for Mineralienatlas project only
Alunogen, Halotrichit

Dubník, Slovakia; Size spec. 100x80mm
Copyright: Vitezslav Snasel
Contribution: Vita 2012-10-17
Locality: Dubnik / Czerwenitza (Cervenica) / Presov, Okres / Presovský kraj / Slowakei

You find additional Alunogen specimen at the Geolitho Museum

Collectors Summary

Color farblos
Streak color weiß
Hardness (Mohs) 1.50 - 2.00
Solubility +++ H2O, Säuren, - Azeton, Alkohole
Crystal System triklin, P1

Chemism

Chemical formula

Al2(SO4)3·17H2O

Chemical composition

Aluminium, Sauerstoff, Schwefel, Wasserstoff

Unit weight: 648.4132444 u; Number of atoms in the formula: 68

Info

Empirical formula:

Al2(SO4)3·17H2O

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)
Hydrogen

H

5.29

34

50.00

1.0079470

34.2701980
Oxygen

O

71.56

29

42.65

15.9994300

463.9834700
Aluminium

Al

8.32

2

2.94

26.9815382

53.9630764
Sulfur

S

14.84

3

4.41

32.0655000

96.1965000

Strunz 9th edition incl. updates

7.CB.45

7: Sulfate (Selenate, Tellurate, Chromate, Molybdate, Wolframate)
C: Sulfate (Selenate, etc.) ohne weitere Anionen, mit H2O
B: Mit ausschließlich mittelgroßen Kationen
45:Alunogen-Gruppe

Lapis Classification

VI/C.08-070

VI: SULFATE, CHROMATE, MOLYBDATE UND WOLFRAMATE
C: Wasserhaltige Sulfate, ohne fremde Anionen
8: Mittelgroße Kationen

Classification by Hölzel

7.CC.120

7: SULFATES CHROMATES MOLYBDATES WOLFRAMATES
C: Sulfates (-Anions +Water)
C: Alunogen-Group

Dana 8th edition

29.08.06.01

29: Hydrated Acid and Sulfates
08: Hydrated Acid and Sulfates where (A)2 (XO4)3 · x(H2O)

IMA status

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

Mineral status

anerkanntes Mineral

Optical Properties

Color

farblos

Streak color

weiß

max. Birefringence

0.010
Birefringence chart\! Alunogen title=Birefringence chart Alunogen

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

1.475

RI value β

1.478

RI value γ / ε

1.485

Ri mean

1.479

2V angle

Biaxial (+) 39°

Optical Data Luminescence

Color LW-UV (365nm)

  

gelblich weiß

Color SW-UV (254nm)

  

rot

Afterglow (Persistant Luminescence)

keine Daten

Crystallography

Crystal System

triklin

Class (H-M)

1

Space Group number

2

Space Group

P1

Cell parameters a (Å)

7.420

Cell parameters b (Å)

26.97

Cell parameters c (Å)

6.062

Cell parameters a/b or c/a

0.275

Cell parameters c/b

0.225

Cell parameters α

89.95

Cell parameters β

97.57

Cell parameters γ

91.88

Z

2

Volumne (ų)

1201.884

X-Ray Powder Diffraction

13.46(50),
4.489(100),
4.390(80),
4.329(80),
3.969(80),
3.897(50),
3.675(40),
3.022(30)
XRD chart Alunogen

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)

1.50 - 2.00

VHN (Hardness Vickers)

24 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

1.77 (gemessen) 1.791 (berechnet)

1.792 ( ρ calc. Mineralienatlas )

Instability

+++ H2O, Säuren, - Azeton, Alkohole

Preface

Author (Name, Year)

Beudant, 1832

Additional Information

Vorsicht: Mineral ist gut wasserlöslich

References

Handbook of Mineralogy (Anthony et al.), 5 (2003), 14

Other languages

German

Alunogen

English

Alunogen

French

Alunogene

Spanish

Alunógeno

Russian

Алуноген

Simplified Chinese

毛矾石

Alternative Name

German

Alunogenit

Spanish

Alunogenita

Alunogenite

German

Davit

Spanish

Davita

Davite

Haarsalz (Alunogen)

Halotrichit (of Hausmann)

Halotrichite (of Hausmann)

French

Hydrotrisulfate d'alumine

German

Katharit

Spanish

Katharita

Katharite

German

Katherit

Spanish

Katherita

Katherite

German

Keramohalit (Alunogen)

Spanish

Keramohalita (Alunógeno)

English

Keramohalite (Alunogen)

Keramohalite (of Glocker)

German

Keramostypterit

Spanish

Keramostypterita

Keramostypterite

Saldanite

German

Schwefelsaure Thonerde

Solfatarite

German

Stipterit

German

Stypterit

Spanish

Stypterita

Stypterite

CNMNC symbol

Symbol

Alg

Locations with GPS information