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Kamchatkite

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Tolbachik volcano, Kamchatka Oblast', Far-Eastern Region, Russia
© Brent Thorne

Show Kamchatkite Photos (2)



Formula:
KCu
 
3
(SO
 
4
)
 
2
OCl
System:OrthorhombicHardness:3½
Name:For the Kamchatka peninsula, in which the type locality is situated.
This page provides mineralogical data about Kamchatkite.

Classification of Kamchatkite

IMA status:Approved 1987
Strunz 8th edition ID:6/B.05-30
Nickel-Strunz 10th (pending) edition ID:7.BC.35

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
B : Sulfates (selenates, etc.) with additional anions, without H2O
C : With medium-sized and large cations
Dana 8th edition ID:30.2.8.1

30 : ANHYDROUS SULFATES CONTAINING HYDROXYL OR HALOGEN
2 : (AB)2(XO4)Zq
Hey's CIM Ref.:26.7

26 : Sulphates with Halide
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Type Occurrence of Kamchatkite

Type Locality:Yadovitaya fumarole, Second scoria cone, Northern Breakthrough (North Breach), Great Fissure (Main Fracture) eruption, Tolbachik volcano, Kamchatka Oblast', Far-Eastern Region, Russia
Year of Discovery:1988

Physical Properties of Kamchatkite

Hardness (Mohs):3½

Crystallography of Kamchatkite

Crystal System:Orthorhombic
Cell Parameters:a = 9.74Å, b = 12.85Å, c = 7Å
Ratio:a:b:c = 0.758 : 1 : 0.545
Unit Cell Volume:V 876.11 ų (Calculated from Unit Cell)

Optical Data of Kamchatkite

Type:Biaxial (+)
RI values: nα = 1.695 nβ = 1.718 nγ = 1.759
2V:Measured: 75° , Calculated: 76°
Maximum Birefringence:δ = 0.064

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:High
Dispersion:r > v

Chemical Properties of Kamchatkite

Formula:
KCu
 
3
(SO
 
4
)
 
2
OCl
Essential elements:Cl, Cu, K, O, S
All elements listed in formula:Cl, Cu, K, O, S

Relationship of Kamchatkite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
7.BC.05D'Ansite
Na
 
21
Mg(SO
 
4
)
 
10
Cl
 
3
7.BC.10Alunite
KAl
 
3
(SO
 
4
)
 
2
(OH)
 
6
7.BC.10Ammonioalunite
(NH
 
4
)Al
 
3
(SO
 
4
)
 
2
(OH)
 
6
7.BC.10Ammoniojarosite
(NH
 
4
)Fe
3+
3
(SO
 
4
)
 
2
(OH)
 
6
7.BC.10Argentojarosite
AgFe
3+
3
(SO
 
4
)
 
2
(OH)
 
6
7.BC.10Beaverite-(Cu)
Pb(Fe
3+
 
,Cu)
 
3
(SO
 
4
)
 
2
(OH)
 
6
7.BC.10Dorallcharite
(Tl,K)Fe
3+
3
(SO
 
4
)
 
2
(OH)
 
6
7.BC.10Huangite
Ca
 
0.5
Al
 
3
(SO
 
4
)
 
2
(OH)
 
6
7.BC.10Hydroniumjarosite
(H
 
3
O)Fe
3+
3
(SO
 
4
)
 
2
(OH)
 
6
7.BC.10Jarosite
KFe
3+
 
 
3
(SO
 
4
)
 
2
(OH)
 
6
7.BC.10Minamiite
(Na,Ca
 
0.5
,K)Al
 
3
(SO
 
4
)
 
2
(OH)
 
6
7.BC.10Natroalunite
(Na,K)Al
 
3
(SO
 
4
)
 
2
(OH)
 
6
7.BC.10Natrojarosite
NaFe
 
3
(SO
 
4
)
 
2
(OH)
 
6
7.BC.10Osarizawaite
Pb(Al,Cu)
 
3
(SO
 
4
)
 
2
(OH)
 
6
7.BC.10Plumbojarosite
Pb
 
0.5
Fe
3+
3
(SO
 
4
)
 
2
(OH)
 
6
7.BC.10Schlossmacherite
(H
 
3
O,Ca)Al
 
3
(SO
 
4
,AsO
 
4
)
 
2
(OH)
 
6
7.BC.10Walthierite
Ba
 
0.5
Al
 
3
(SO
 
4
)
 
2
(OH)
 
6
7.BC.15Ye'elimite
Ca
 
4
Al
 
6
(SO
 
4
)O
 
12
7.BC.20Atlasovite
K(BiO)Cu
 
6
Fe
3+
 
(SO
 
4
)
 
5
O
 
3
Cl
7.BC.20Nabokoite
KCu
 
7
(SO
 
4
)
 
5
(Te
4+
 
O
 
3
)OCl
7.BC.25Chlorothionite
K
 
2
Cu(SO
 
4
)Cl
 
2
7.BC.30Euchlorine
KNaCu
 
3
(SO
 
4
)
 
3
O
7.BC.30Fedotovite
K
 
2
Cu
 
3
(SO
 
4
)
 
3
O
7.BC.40Piypite
K
 
2
Cu
 
2
(SO
 
4
)
 
2
O
7.BC.45Klyuchevskite
K
 
3
Cu
 
3
(Fe
3+
 
,Al)(SO
 
4
)
 
4
O
 
2
7.BC.45Alumoklyuchevskite
K
 
3
Cu
 
3
(Al,Fe
3+
 
)(SO
 
4
)
 
4
O
 
2
7.BC.50Caledonite
Cu
 
2
Pb
 
5
(SO
 
4
)
 
3
(CO
 
3
)(OH)
 
6
7.BC.55Wherryite
Pb
 
7
Cu
 
2
(SO
 
4
)
 
4
(SiO
 
4
)
 
2
(OH)
 
2
7.BC.60Mammothite
Pb
 
6
Cu
 
4
AlSb(SO
 
4
)
 
2
(OH)
 
18
Cl
 
4
7.BC.65Linarite
PbCu(SO
 
4
)(OH)
 
2
7.BC.65Schmiederite
Pb
 
2
Cu
 
2
(Se
6+
 
O
 
4
)(Se
4+
 
O
 
3
)(OH)
 
4
7.BC.65Munakataite
Pb
 
2
Cu
 
2
(Se
4+
 
O
 
3
)(SO
 
4
)(OH)
 
4
7.BC.70Chenite
Pb
 
4
Cu(SO
 
4
)
 
2
(OH)
 
6
7.BC.75Krivovichevite
Pb
 
3
Al(SO
 
4
)(OH)
 
7
7.BC.80Anhydrokainite
KMg(SO
 
4
)Cl
Related Minerals - Hey's Index Grouping:

- +
26.1Kogarkoite
Na
 
3
(SO
 
4
)F
26.2Sulphohalite
Na
 
6
(SO
 
4
)
 
2
FCl
26.3Schairerite
Na
 
3
(SO
 
4
)(F,Cl)
26.4Galeite
Na
 
15
(SO
 
4
)
 
5
F
 
4
Cl
26.5Connellite
Cu
 
19
(SO
 
4
)(OH)
 
32
Cl
 
4
 · 3H
 
2
O
26.6Chlorothionite
K
 
2
Cu(SO
 
4
)Cl
 
2
26.8Spangolite
Cu
 
6
Al(SO
 
4
)(OH)
 
12
Cl · 3H
 
2
O
26.9Aubertite
CuAl(SO
 
4
)
 
2
Cl · 14H
 
2
O
26.10Magnesioaubertite
(Mg,Cu)Al(SO
 
4
)
 
2
Cl · 14H
 
2
O
26.11Svyazhinite
(Mg,Mn
2+
 
,Ca)(Al,Fe
3+
 
)(SO
 
4
)
 
2
F · 14H
 
2
O
26.12D'Ansite
Na
 
21
Mg(SO
 
4
)
 
10
Cl
 
3
26.13Anhydrokainite
KMg(SO
 
4
)Cl
26.14Kainite
KMg(SO
 
4
)Cl · 3H
 
2
O
26.15Mosesite
(Hg
 
2
N)(Cl,SO
 
4
,MoO
 
4
) · H
 
2
O
26.16Kleinite
(Hg
 
2
N)(Cl,SO
 
4
) · nH
 
2
O
26.17Wilcoxite
MgAl(SO
 
4
)
 
2
F · 18H
 
2
O
26.18Creedite
Ca
 
3
SO
 
4
Al
 
2
F
 
8
(OH)
 
2
 · 2H
 
2
O
26.19Lannonite
HCa
 
4
Mg
 
2
Al
 
4
(SO
 
4
)
 
8
F
 
9
 · 32H
 
2
O
26.20Chukhrovite-(Y)
Ca
 
3
(Y,Ce)[F|SO
 
4
|(AlF
 
6
)
 
2
] · 10H
 
2
O
26.21Chukhrovite-(Ce)
Ca
 
3
(Ce,Y)[F|SO
 
4
|(AlF
 
6
)
 
2
] · 10H
 
2
O
26.22Grandreefite
Pb
 
2
(SO
 
4
)F
 
2
26.23Pseudograndreefite
Pb
 
6
(SO
 
4
)F
 
10
26.24Sundiusite
Pb
 
10
(SO
 
4
)O
 
8
Cl
 
2
26.25Caracolite
Na
 
3
Pb
 
2
(SO
 
4
)
 
3
Cl
26.26Mammothite
Pb
 
6
Cu
 
4
AlSb(SO
 
4
)
 
2
(OH)
 
18
Cl
 
4
26.27Atlasovite
K(BiO)Cu
 
6
Fe
3+
 
(SO
 
4
)
 
5
O
 
3
Cl
26.28Xitieshanite
Fe
3+
 
(SO
 
4
)Cl · 6H
 
2
O
26.29Nabokoite
KCu
 
7
(SO
 
4
)
 
5
(Te
4+
 
O
 
3
)OCl

Other Names for Kamchatkite

Synonyms:
IMA1987-018
Other Languages:
German:Kamchatkit
Russian:Камчаткит
Spanish:Kamchatkita

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Kamchatkite

Reference List:

- +
American Mineralogist (1992): 77: 212.

Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva: 117(4): 459-461.

Mineralogical Magazine: 54: 613-616.

Internet Links for Kamchatkite

Search Engines:
  • Look for Kamchatkite on Google
  • Look for Kamchatkite images on Google
    • External Links:
  • Look for Kamchatkite on Webmineral
  • Look for Kamchatkite on Athena Mineralogy
  • Look for Kamchatkite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Kamchatkite details from Handbook of Mineralogy (PDF)
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    • Localities for Kamchatkite

    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
    Hide Locality List
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Russia
     
    • Far-Eastern Region
      • Kamchatka Oblast'
    		Min Mag 1990, Vol. 54, pp. 613-616
          • Great Fissure (Main Fracture) eruption
            • Northern Breakthrough (North Breach)
              • Second scoria cone
    		Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    USA
     
    • Nevada
      • Churchill Co.
        • Table Mountain District
    		NBMG Spec. Pub. 31 Minerals of Nevada
    Mineral and/or Locality
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