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Kaliochalcite

A valid IMA mineral species
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02421700017111629689338.jpg
Kaliochalcite

Somma-Vesuvius Complex, Naples, Campania, Italy
05832800015851490131170.jpg
Kaliochalcite

Great Fissure eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia
04238890015851490147778.jpg
Kaliochalcite

Great Fissure eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia
08703910017059410573105.jpg
Kaliochalcite

Somma-Vesuvius Complex, Naples, Campania, Italy
04578100014948170677473.jpg
Kaliochalcite

Great Fissure eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia
05249340014984001276653.jpg
Kaliochalcite

Great Fissure eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia
02421700017111629689338.jpg
Kaliochalcite

Somma-Vesuvius Complex, Naples, Campania, Italy
05832800015851490131170.jpg
Kaliochalcite

Great Fissure eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia
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About KaliochalciteHide

This page provides mineralogical data about Kaliochalcite.


Unique IdentifiersHide

Mindat ID:
43901
Long-form identifier:
mindat:1:1:43901:3
GUID
(UUID V4):
b97cfcc4-dffc-42b1-add9-4bf39ed51c44

IMA Classification of KaliochalciteHide

Classification of KaliochalciteHide

Strunz-mindat (2024):
7.DF.10

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
D : Sulfates (selenates, etc.) with additional anions, with H2O
F : With large and medium-sized cations

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference
KchIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of KaliochalciteHide

Lustre:
Vitreous
Transparency:
Transparent, Translucent
Colour:
Light green, bright grass-green or almost colourless
Hardness:
4 on Mohs scale
Tenacity:
Brittle
Cleavage:
None Observed
Fracture:
Irregular/Uneven
Density:
3.49 g/cm3 (Calculated)

Optical Data of KaliochalciteHide

Type:
Biaxial (+)
RI values:
nα = 1.630(3) nβ = 1.650(3) nγ = 1.714(3)
2V:
Measured: 55° (10)
Max Birefringence:
δ = 0.084
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate

Chemistry of KaliochalciteHide

Mindat Formula:
KCu2(SO4)2[(OH)(H2O)]
Elements listed:
Cu, H, K, O, S - search for minerals with similar chemistry

Crystallography of KaliochalciteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/m
Setting:
C2/m
Cell Parameters:
a = 8.935(2) Å, b = 6.252(2) Å, c = 7.602(2) Å
β = 117.318(5)°
Ratio:
a:b:c = 1.429 : 1 : 1.216
Unit Cell V:
377.3 ų
Z:
2
Morphology:
Crust; Pseudo-rhombohedral crystals; as finegrained pseudomorphs after anhydrous KCu-sulphates.

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0010091KaliochalciteChevrier G, Giester G, Jarosch D, Zemann J (1990) Neutron diffraction study of the hydrogen-bond system in Cu2K(H3O2)(SO4)2 Acta Crystallographica C46 175-1771990synthetic0293
0010973KaliochalciteGiester G, Zemann J (1987) The crystal structure of the natrochalcite-type compounds (Me+)Cu2(OH)(zO4)2*H2O [Me+ = Na,K,Rb; z = S,Se], with special reference to the hydrogen bonds Zeitschrift fur Kristallographie 179 431-4421987synthetic0293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
6.78 Å(100)
3.484 Å(70)
3.249 Å(63)
2.892 Å(77)
2.852 Å(83)
2.554 Å(72)
2.326 Å(44)
1.693 Å(37)
Comments:
From Type Description.

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
High-𝑇 alteration and/or metamorphism
32 : Ba/Mn/Pb/Zn deposits, including metamorphic deposits
Stage 7: Great Oxidation Event<2.4
45a : [Sulfates, arsenates, selenates, antimonates]
46 : Near-surface hydrothermal alteration of minerals (see also #22)

Type Occurrence of KaliochalciteHide

Co-Type Localities:
ⓘ Arsenatnaya fumarole, Second scoria cone, Northern Breakthrough (North Breach), Great Fissure eruption (Main Fracture), Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia
ⓘ Yadovitaya fumarole, Second scoria cone, Northern Breakthrough (North Breach), Great Fissure eruption (Main Fracture), Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia
General Appearance of Type Material:
Asd polymineralic crusts (up to several dozens cm2 in area and up to 0.5 cm thick. Forms fine-grained pseudomorphs after anhydrous KCu-sulphates, mainly euchlorine, fedotovite or piypite, usually with their relics.
Place of Conservation of Type Material:
Type material is deposited in the collections of the Fersman Mineralogical Museum of the Russian Academy of Sciences, Moscow, Russia, registration number 4154/1
Associated Minerals at Type Locality:
TenoriteStekliteLangbeiniteLammeriteHematite
GypsumChlorothioniteAphthitalite
Reference:
Pekov, I.V., Siidra, O.I., Chukanov, N.V., Yapaskurt, V.O., Belakovskiy, D.I., Murashko, M.N., Sidorov, E.G. (2014) Kaliochalcite, KCu2(SO4)2[(OH)(H2O)], a new tsumcorite-group mineral from the Tolbachik volcano, Kamchatka, Russia. European Journal of Mineralogy: 26: 597-604.

Synonyms of KaliochalciteHide

Relationship of Kaliochalcite to other SpeciesHide

Member of:
Tsumcorite Group
Other Members of this group:
AlumolukrahniteCa[CuAl](AsO4)2(H2O,OH)2Tric. 1 : P1
CabalzariteCaMg2(AsO4)2 · 2H2OMon. 2/m : B2/m
CobaltlotharmeyeriteCaCo2(AsO4)2 · 2H2OMon. 2/m : B2/m
CobalttsumcoritePbCo2(AsO4)2 · 2H2OMon. 2/m : B2/m
FerrilotharmeyeriteCaZnFe3+(AsO4)2(OH) · H2OMon. 2/m : B2/m
GartrellitePbCuFe3+(AsO4)2(OH) · H2OTric. 1 : P1
HelmutwinkleritePbZn2(AsO4)2 · 2H2OTric. 1 : P1
KrettnichitePbMn3+2(VO4)2(OH)2Mon. 2/m : B2/m
LotharmeyeriteCaZn2(AsO4)2 · 2H2OMon. 2/m : B2/m
LukrahniteCaCuFe3+(AsO4)2(OH,H2O)2Tric. 1 : P1
ManganlotharmeyeriteCaMn3+2(AsO4)2(OH)2Mon. 2/m : B2/m
MawbyitePbFe3+2(AsO4)2(OH)2Mon. 2/m : B2/m
MounanaitePbFe3+2(VO4)2(OH,F)2Mon. 2/m : B2/m
NatrochalciteNaCu2(SO4)2(OH) · 2H2OMon. 2/m : B2/m
NickellotharmeyeriteCaNi2(AsO4)2 · 2H2OMon. 2/m : B2/m
NickelschneebergiteBiNi2(AsO4)2(OH) · H2OMon. 2/m : B2/m
NickeltsumcoritePb(Ni,Fe3+)2(AsO4)2(H2O,OH)2Mon. 2/m : B2/m
PhosphogartrellitePbCuFe3+(PO4)2(OH,H2O)2Tric. 1 : P1
RappolditePbCo2(AsO4)2 · 2H2OTric. 1 : P1
SchneebergiteBiCo2(AsO4)2(OH) · H2OMon. 2/m : B2/m
ThometzekitePbCu2+2(AsO4)2 · 2H2OMon. 2/m : B2/m
TsumcoritePbZn2(AsO4)2 · 2H2OMon. 2/m : B2/m
YancowinnaitePbCuAl(AsO4)2OH · H2O Tric. 1 : P1
ZincgartrellitePbZn2(AsO4)2(H2O,OH)2Tric. 1 : P1

Common AssociatesHide

Associated Minerals Based on Photo Data:
1 photo of Kaliochalcite associated with EuchlorineKNaCu3(SO4)3O

Related Minerals - Strunz-mindat GroupingHide

7.DF.Aldridgeite(Cd,Ca)(Cu,Zn)4(SO4)2(OH)6 · 3H2O Mon. 2/m : B2/b
7.DF.ChromschieffelinitePb10Te6+6O20(OH)14(CrO4)(H2O)5Orth. 2 2 2 : C2 2 21
7.DF.AlcaparrosaiteK3Ti4+Fe3+(SO4)4O(H2O)2Mon. 2/m : B2/b
7.DF.BairditePb2Cu2+4Te6+2O10(OH)2(SO4) · H2OMon. 2/m : P21/b
7.DF.Carlsonite(NH4)5Fe3+3O(SO4)6 · 7H2OTric. 1 : P1
7.DF.Ammoniomathesiusite(NH4)5(UO2)4(SO4)4(VO5) · 4H2OTet. 4/m : P4/n
7.DF.ErssoniteMg7Fe3+2(OH)18[Ca(H2O)6](SO4)2 · 12H2OTrig. 3m (3 2/m) : P3c1
7.DF.FlaggitePb4Cu2+4Te6+2(SO4)2O11(OH)2(H2O)Tric. 1 : P1
7.DF.PoellmanniteCa6Al3(OH)18[Na(H2O)6](SO4)2 · 6H2OTrig. 3 : R3
7.DF.Haywoodite[Pb(H2O)10][Zn12(OH)20(H2O)(SO4)3]Tric. 1 : P1
7.DF.Cherokeeite[Pb2Zn(OH)4](SO4) · H2OMon. 2/m
7.DF.Cuprocherokeeite[Pb8Zn3Cu2+(OH)16](SO4)4 · 4H2OMon. 2/m
7.DF.TzeferisiteCaZn8(SO4)2(OH)12Cl2(H2O)9Trig. 3m (3 2/m) : R3c
7.DF.05UklonskoviteNaMg(SO4)F · 2H2OMon. 2/m : P21/m
7.DF.10KainiteKMg(SO4)Cl · 3H2OMon. 2/m : B2/m
7.DF.15NatrochalciteNaCu2(SO4)2(OH) · 2H2OMon. 2/m : B2/m
7.DF.17Unnamed (Ba-Sb Silicate-Sulphate-Hydroxide-Hydrate)Ba3Sb5+[(Si,S)O3(OH)]2(OH,O)6 · 3H2O Trig. 3 : P3
7.DF.17GenplesiteCa3Sn(SO4)2(OH)6 · 3H2OHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
7.DF.20MetasideronatriteNa2Fe(SO4)2(OH) · H2OOrth. mmm (2/m 2/m 2/m)
7.DF.20SideronatriteNa2Fe(SO4)2(OH) · 3H2OOrth. 2 2 2 : P21 21 21
7.DF.25DespujolsiteCa3Mn4+(SO4)2(OH)6 · 3H2OHex. 6 m2 : P62c
7.DF.25FleischeritePb3Ge(SO4)2(OH)6 · 3H2OHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
7.DF.25SchaurteiteCa3Ge(SO4)2(OH)6 · 4H2OHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
7.DF.25MallestigitePb3Sb5+(SO4)(AsO4)(OH)6 · 3H2OHex. 6 : P63
7.DF.30Slavíkite(H3O+)3Mg6Fe15(SO4)21(OH)18 · 98H2OTrig. 3 : R3
7.DF.35MetavoltineK2Na6Fe2+Fe3+6O2(SO4)12 · 18H2OTrig.
7.DF.40LannoniteMg2Ca4Al4(SO4)8F8 · 24H2O Tet. 4/m : I4/m
7.DF.40VlodavetsiteAlCa2(SO4)2F2Cl · 4H2OTet. 4/m : I4/m
7.DF.45PeretaiteCa(SbO)4(SO4)2(OH)2 · 2H2OMon. 2/m : B2/b
7.DF.50GordaiteNaZn4(SO4)(OH)6Cl · 6H2OTrig. 3 : P3
7.DF.50CalamaiteNa2TiO(SO4)2 · 2H2O Orth. mmm (2/m 2/m 2/m) : Ibam
7.DF.52ScordariiteK8(Fe3+0.67◻0.33)[Fe3+3O(SO4)6]2 · 14H2OTrig. 3 : R3
7.DF.52Huizingite-(Al)[(NH4)9(SO4)2][(Al,Fe3+)3(OH)2(H2O)4(SO4)6]Tric. 1 : P1
7.DF.55Clairite(NH4)2Fe3(SO4)4(OH)3 · 3H2OTric.
7.DF.55GiacovazzoiteK5Fe3+3O(SO4)6 · 10H2OMon. 2/m : P21/b
7.DF.57MagnanelliiteK3Fe3+2(SO4)4(OH)(H2O)2Mon. 2/m : B2/b
7.DF.60ArzruniteCu4Pb2(SO4)(OH)4Cl6 · 2H2O (?)Orth.
7.DF.60EvdokimoviteTl4(VO)3(SO4)5(H2O)5Mon. 2/m
7.DF.62Bridgesite-(Ce)CaCe2Cu6(SO4)4(OH)12 · 8H2OMon. 2/m : B2/m
7.DF.65ElyitePb4Cu(SO4)O2(OH)4 · H2OMon. 2/m : P21/b
7.DF.70LautenthalitePbCu4(SO4)2(OH)6 · 3H2OMon. 2/m : P21/b
7.DF.70YecoraiteFe3+3Bi5(Te6+O4)2(Te4+O3)O9 · 9H2O
7.DF.75RiomarinaiteBi(SO4)(OH) · H2OMon. 2/m
7.DF.80DukeiteBi3+24Cr6+8O57(OH)6 · 3H2OTrig. 3m : P3 1c

Other InformationHide

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

Internet Links for KaliochalciteHide

References for KaliochalciteHide

Localities for KaliochalciteHide

This 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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Italy
 
  • Campania
    • Naples
Campostrini et al. (2021)
Russia (TL)
 
  • Kamchatka Krai
    • Milkovsky District
      • Tolbachik Volcanic field
        • Great Fissure eruption (Main Fracture)
          • Northern Breakthrough (North Breach)
            • Second scoria cone
Pekov et al. (2014)
Williams et al. (2013) +2 other references
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