'._('einklappen').'
 

Kamchatkite

Pictures (1 Images total)

Kamchatkit
Views (Image: 1580236178): 198
Kamchatkit

gelbgrüner Kamchatkit neben grasgrünem Euchlorin in Glasampulle, Yadovitaya-Fumarole, zweiter Schlackenkegel der Großen Spalteneruption des Tolbachik, Kamtschatka, Russland; BB 1,5 cm, analysiert

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

Collectors Summary

Color grünlich-braun
Hardness (Mohs) 3.5
Solubility +++ H2O, nicht stabil an der Luft, hygroskopisch
Crystal System orthorhombisch, Pna21

Chemism

Chem­ical formula

KCu32+OCl(SO4)2

Chem­ical com­po­si­tion

Chlor, Kupfer, Kalium, Sauerstoff, Schwefel

Unit weight: 473.31628 u; Number of atoms in the formula: 16

Info

Empirical formula:

KCu3OCl(SO4)2

Element

Symbol

Weight%

Atoms

Atoms%

Atom weight (u)

Sum weight (u)

Oxygen

O

30.42

9

56.25

15.9994300

143.9948700

Sulfur

S

13.55

2

12.50

32.0655000

64.1310000

Chlorine

Cl

7.49

1

6.25

35.4532000

35.4532000

Potassium

K

8.26

1

6.25

39.0983100

39.0983100

Copper

Cu

40.28

3

18.75

63.5463000

190.6389000

Anal­y­sis wt%

CuO : 50.42, K2O : 9.95, Cl : 7.49, SO3 : 33.83 (Ref: berechnet)

Strunz 9th edi­tion incl. updates

7.BC.35

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

Lapis Clas­sifica­tion

VI/B.05-030

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

Clas­sifica­tion by Hölzel

7.BA.260

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

Dana 8th edi­tion

30.02.08.01

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

IMA sta­tus

Anerkannt von der CNMNC

Min­eral sta­tus

anerkanntes Mineral

Optical Properties

Color

grünlich-braun

max. Birefrin­gence

0.064

Birefringence chart\! Kamchatkite title=Birefringence chart Kamchatkite

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

1.695

RI value β

1.718

RI value γ / ε

1.759

Ri mean

1.724

2V angle

Biaxial (+) 75°c

Crystallography

Crystal Sys­tem

orthorhombisch

Class (H-M)

mm2

Space Group number

33

Space Group

Pna21

Cell param­e­ters a (Å)

9.741

Cell param­e­ters b (Å)

12.858

Cell param­e­ters c (Å)

7.001

Cell param­e­ters a/b or c/a

0.758

Cell param­e­ters c/b

0.544

Cell param­e­ters α

90°

Cell param­e­ters β

90°

Cell param­e­ters γ

90°

Z

4

Volumne (ų)

876.874

X-Ray Pow­der Diffrac­tion

7.76(100),
3.501(60),
3.217(30),
2.898(20),
2.682(30),
2.591(40),
2.278(20),
2.274(20)

XRD chart Kamchatkite

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)

3.5

VHN (Hard­ness Vick­ers)

130 (ungefähre Angabe abgeleitet aus der Mohshärte)

Density (g/cm³)

3.48 (gemessen)

3.585 ( ρ calc. Mineralienatlas )

Insta­bil­ity

+++ H2O, nicht stabil an der Luft, hygroskopisch

Preface

Gen­er­a­tion con­di­tions

als Sublimationsprodukt an vulkanischen Fumarolen bei 120-240°C

Asso­cia­tions

Ponomarevit, Klyuchevskit, Hämatit, Tolbachit

Name from

Fundregion

Author (Name, Year)

Vergasova & Filatov & Serafimova & Varaksina, 1988

Addi­tional Informa­tion

hygroskopisch, zersetzt sich an feuchter Luft

References

Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 117 (1988), 459

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

Kamchatkite

KCu32+OCl(SO4)2

orthorhombisch : mm2 : Pna21

7.BC.35

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]

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

Ba0.5Al3(SO4)2(OH)6

trigonal : 3m : R3m

30.02.04.07

Huangite

Ca0.5Al3[(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

Kamchatkit

Spanish

Kamchatkita

French

Kamchatkite

English

Kamchatkite

Russian

Камчаткит

IMA Number

IMA 1987-018

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

German pages

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

English pages

Mindat - search for: Kamchatkite
Webmineral - search for:Kamchatkite
Handbook-of-Mineralogy - search for: Kamchatkite
RRUFF - Raman, XRD and other mineral data - search for: Kamchatkite
RRUFF - References and PDF downloads - search for: Kamchatkite
American-Mineralogist-Crystal-Structure-Database - search for: Kamchatkite
Athena - search for: Kamchatkite

Russian pages

Webmineral.ru - search for: Камчаткит

Mineral Dealer

German pages

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

Locations with GPS information