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Alumoklyuchevskite

Pictures (3 Images total)

Lammerit-β mit Lyonsit und Alumoklyuchevskit
Views (Image: 1580237660): 364
Lammerit-β mit Lyonsit und Alumoklyuchevskit

gelber, tafliger Lammerit-β mit roten, nadeligen Lyonsit und grünem Alumoklyuchevskit, zweiter Schlackenkegel der Großen Spalteneruption des Tolbachik, Kamtschatka, Russland; BB < 1 mm, analysiert

Copyright: MinTreasure.com (Carsten Slotta)
Contribution: openpit 2020-01-28
Locality: zweiter Schlackenkegel / nördlicher Bruch / Große Spalteneruption (Great Fissure) / Tolbachik-Vulkan / Kamtschatka Oblast / Ferner Osten, Föderationskreis / Russland
Alumoklyuchevskit-xx
Views (Image: 1416768571): 1538
Alumoklyuchevskit-xx

Olivgrüne Nadeln von Alumoklyuchevskit mit tiefgrünen Euchlorin-xx. Foto wurde durch versiegelte Plastikdose gemacht. BB 6mm. Fundort: Yadovitaya Fumarole, 2.Schlackenkegel, Vulkan Tolbachik, Kamch...

Collection: sun-mineral
Copyright: sun-mineral
Contribution: sun-mineral 2014-11-23
Locality: Yadovitaya-Fumarole / zweiter Schlackenkegel / nördlicher Bruch / Große Spalteneruption (Great Fissure) / Tolbachik-Vulkan / Kamtschatka Oblast / Ferner Osten, Föderationskreis / Russland
Alumoklyuchevskit
Views (Image: 1594055520): 165
Alumoklyuchevskit

Tolbatschik Vulkan, Hauptspalte, nördlicher Durchbruch, großer Flankenausbruch 1975, Kamtschatka; Bildbreite 8 mm.

Collection: Guy Heinen
Copyright: Guy Heinen
Contribution: guyhein 2020-07-06
Locality: zweiter Schlackenkegel / nördlicher Bruch / Große Spalteneruption (Great Fissure) / Tolbachik-Vulkan / Kamtschatka Oblast / Ferner Osten, Föderationskreis / Russland

Collectors Summary

Color dunkelgrün
Streak color hellgrün
Hardness (Mohs) 2.5
Cleavages vollkommen parallel zu {h0l}
Solubility hydratisiert an der Luft und bedeckt sich mit einem weißen Pulver
Crystal System monoklin, I2

Chemism

Chem­ical formula

K3Cu3(Al,Fe3+)O2(SO4)4

Chem­ical com­po­si­tion

Aluminium, Eisen, Kupfer, Kalium, Sauerstoff, Schwefel

Unit weight: 758.38302365 u; Number of atoms in the formula: 29

Info

Empirical formula:

K3Cu3(Al0.75Fe0.25)O2(SO4)4

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

37.97

18

62.07

15.9994300

287.9897400

Aluminium

Al

2.67

0.75

2.59

26.9815382

20.2361537

Sulfur

S

16.91

4

13.79

32.0655000

128.2620000

Potassium

K

15.47

3

10.34

39.0983100

117.2949300

Iron

Fe

1.84

0.25

0.86

55.8452000

13.9613000

Copper

Cu

25.14

3

10.34

63.5463000

190.6389000

Anal­y­sis wt%

Ø K2O : 18.68, CuO : 31.19, Al2O3 : 4.65, Fe2O3 : 3.70, SO3 : 40.70 (Ref: Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva, 1904-1974 95)

Strunz 9th edi­tion incl. updates

7.BC.45

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

Lapis Clas­sifica­tion

VI/B.05-045

VI: SULFATE, CHROMATE, MOLYBDATE UND WOLFRAMATE
B: Wasserfreie Sulfate, mit fremden Anionen
5: Mittelgroße Kationen vorwiegend

Clas­sifica­tion by Hölzel

7.BA.215

7: SULFATES CHROMATES MOLYBDATES WOLFRAMATES
B: Sulfates (+Anions -Water)
A: Sulfates, C medium, medium + large
2: With Na,K + Cu

Dana 8th edi­tion

28.04.06.02

28: Sulfate Minerals
04: Anhydrous Acid and Sulfates with miscellaneous formulae
06: Klyuchevskite Group

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

dunkelgrün

Streak color

hellgrün

max. Birefrin­gence

0.099

Birefringence chart\! Alumoklyuchevskite title=Birefringence chart Alumoklyuchevskite

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

1.542

RI value β

1.548

RI value γ / ε

1.641

Ri mean

1.577

2V angle

Biaxial (+) 30°

Crystallography

Crystal Sys­tem

monoklin

Class (H-M)

2

Space Group number

5

Space Group

I2

Cell param­e­ters a (Å)

18.772

Cell param­e­ters b (Å)

4.967

Cell param­e­ters c (Å)

18.468

Cell param­e­ters a/b or c/a

3.779

Cell param­e­ters c/b

3.718

Cell param­e­ters α

90°

Cell param­e­ters β

101.67

Cell param­e­ters γ

90°

Z

4

Volumne (ų)

1686.371

X-Ray Pow­der Diffrac­tion

9.15(80),
9.04(100),
7.20(50),
4.51(10),
3.781(40),
3.757(30),
3.416(10),
2.786(20)

XRD chart Alumoklyuchevskite

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

Crystal Structure 3D

Open larger view

Physical Properties

Hard­ness (Mohs)

2.5

VHN (Hard­ness Vick­ers)

42

Density (g/cm³)

2.95 (berechnet)

2.987 ( ρ calc. Mineralienatlas )

Cleav­ages

vollkommen parallel zu {h0l}

Insta­bil­ity

hydratisiert an der Luft und bedeckt sich mit einem weißen Pulver

Preface

Asso­cia­tions

Euchlorin, Vergasovait

Author (Name, Year)

Gorskaya & Vergasova & Filatov & Rolich & Anan'ev, 1995

Addi­tional Informa­tion

hydratisiert an feuchter Luft innerhalb einer Woche, überzieht sich dann mit einer grauen Kruste

References

Zapiski Vserossiskogo Mineralogicheskogo Obshchetstva 124 (1995) (1), 95

Oleg I. Siidra, Evgenii V. Nazarchuk, Anatoly N. Zaitsev, Evgeniya A. Lukina, Evgeniya Y. Avdontseva, Lidiya P. Vergasova, Natalia S. Vlasenko, Stanislav K. Filatov, Rick Turner, Gennady A. Karpov - Copper oxosulphates from fumaroles of Tolbachik volcano: puninite, Na2Cu3O(SO4)3 – a new mineral species and structure refinements of kamchatkite and alumoklyuchevskite - European Journal of Mineralogy - December 2016; 28 (5)

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

Eleomelanite

(K2Pb)Cu4O2(SO4)4

monoklin : 2/m : P21/n

7.BC.45

Klyuchevskite

K3Cu3(Fe3+,Al)O2(SO4)4

monoklin : 2 : I2

7.BC.45

Alumoklyuchevskite

K3Cu3(Al,Fe3+)O2(SO4)4

monoklin : 2 : I2

7.BC.45

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

Fedotovite

K2Cu2+3(O|(SO4)3)

monoklin : 2/m : C2/c

VI/B.05-010

Chlorothionite

K2Cu(SO4)Cl2

orthorhombisch : mmm : Pnma

VI/B.05-020

Kamchatkite

KCu32+OCl(SO4)2

orthorhombisch : mm2 : Pna21

VI/B.05-030

Piypite

K4Cu4O2(SO4)4·(Na,Cu)Cl

tetragonal : 4 : I4

VI/B.05-040

Alumoklyuchevskite

K3Cu3(Al,Fe3+)O2(SO4)4

monoklin : 2 : I2

VI/B.05-045

Klyuchevskite

K3Cu3(Fe3+,Al)O2(SO4)4

monoklin : 2 : I2

VI/B.05-050

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

Piypite

K4Cu4O2(SO4)4·(Na,Cu)Cl

tetragonal : 4 : I4

7.BA.200

Klyuchevskite

K3Cu3(Fe3+,Al)O2(SO4)4

monoklin : 2 : I2

7.BA.210

Alumoklyuchevskite

K3Cu3(Al,Fe3+)O2(SO4)4

monoklin : 2 : I2

7.BA.215

Adranosite-(Al)

(NH4)4NaAl2(SO4)4Cl(OH)2

tetragonal : 4/mmm : I41/acd

7.BA.217

Fedotovite

K2Cu2+3(O|(SO4)3)

monoklin : 2/m : C2/c

7.BA.220

Euchlorine

KNaCu32+(SO4)3O

monoklin : 2/m : C2/c

7.BA.230

Chlorothionite

K2Cu(SO4)Cl2

orthorhombisch : mmm : Pnma

7.BA.250

Kamchatkite

KCu32+OCl(SO4)2

orthorhombisch : mm2 : Pna21

7.BA.260

Atlasovite

KCu62+Fe3+Bi3+[O4|Cl|(SO4)5]

tetragonal : 4/mmm : P4/ncc

7.BA.280

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

Vanthoffite

Na6Mg(SO4)4

monoklin : 2/m : P21/c

28.04.01.01

Glauberite

Na2Ca(SO4)2

monoklin : 2/m : C2/c

28.04.02.01

Palmierite

(K,Na)2Pb(SO4)2

trigonal : 3m : R3m

28.04.03.01

Kalistrontite

K2Sr(SO4)2

trigonal : 3m : R3m

28.04.03.02

Langbeinite

K2Mg2(SO4)3

kubisch : 23 : P213

28.04.04.01

Manganolangbeinite

K2Mn2(SO4)3

kubisch : 23 : P213

28.04.04.02

Efremovite

(NH4)2Mg2(SO4)3

kubisch : 23 : P213

28.04.04.03

Millosevichite

(Al,Fe3+)2(SO4)3

trigonal : 3 : R3

28.04.05.01

Mikasaite

(Fe3+,Al)[SO4]3

trigonal : 3 : R3

28.04.05.02

Klyuchevskite

K3Cu3(Fe3+,Al)O2(SO4)4

monoklin : 2 : I2

28.04.06.01

Alumoklyuchevskite

K3Cu3(Al,Fe3+)O2(SO4)4

monoklin : 2 : I2

28.04.06.02

Other languages

German

Alumoklyuchevskit

Spanish

Alumoklyuchevskita

French

Alumoklyuchevskite

English

Alumoklyuchevskite

Russian

Алюмоключевскит

Traditional Chinese

氧鋁鉀銅礬

Simplified Chinese

氧铝钾铜矾

Japanese

アルモクライシェブスク鉱

Alternative Name

German

Aluminoklyuchevskit

Spanish

Aluminoklyuchevskita

Aluminoklyuchevskite

IMA Number

IMA 1993-004

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

German pages

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

English pages

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Russian pages

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German pages

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