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Kalungaite

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About KalungaiteHide

Formula:
PdAsSe
Colour:
Lead-grey
Lustre:
Metallic
Specific Gravity:
7.59 (Calculated)
Crystal System:
Isometric
Member of:
Name:
For the Kalunga people
This page provides mineralogical data about Kalungaite.


Classification of KalungaiteHide

Approved
Approval Year:
2004
2.EB.25

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
E : Metal Sulfides, M: S <= 1:2
B : M:S = 1:2, with Fe, Co, Ni, PGE, etc.

Physical Properties of KalungaiteHide

Metallic
Transparency:
Opaque
Colour:
Lead-grey
Streak:
Black
Hardness:
VHN25=429 - 455 kg/mm2 - Vickers
Tenacity:
Brittle
Cleavage:
None Observed
Fracture:
Irregular/Uneven
Density:
7.59 g/cm3 (Calculated)

Optical Data of KalungaiteHide

Type:
Isotropic
Reflectivity:
470 nmR=47.5%
546 nmR=46.9%
589 nmR=46.8%
650 nmR=48.0%

Reflectance graph
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 48.0%.
Colour in reflected light:
Cream, creamy grey (adjacent to gold grains)
Internal Reflections:
None

Chemical Properties of KalungaiteHide

Formula:
PdAsSe
Common Impurities:
Sb,Bi,S

Crystallography of KalungaiteHide

Crystal System:
Isometric
Class (H-M):
m3 (2/m 3) - Diploidal
Space Group:
Pa3
Cell Parameters:
a = 6.089 Å
Unit Cell V:
225.78 ų
Z:
4

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
3.027 (75)
1.838 (100)
1.172 (95)
1.077 (80)
0.988 (70)
0.929 (90)
0.918 (70)
Comments:
Format: d/Å (I/%) (hkl), data from type description

Type Occurrence of KalungaiteHide

General Appearance of Type Material:
platy anhedral aggregates, up to 0.2 mm across
Geological Setting of Type Material:
foliation planes of a quartz-muscovite mylonite, related to a peraluminous granite
Associated Minerals at Type Locality:

Synonyms of KalungaiteHide

Other Language Names for KalungaiteHide

Simplified Chinese:硒砷钯矿
Traditional Chinese:硒砷鈀礦

Relationship of Kalungaite to other SpeciesHide

Member of:
Other Members of this group:
ChangchengiteIrBiSIso.
CobaltiteCoAsSOrth. mm2 : Pca21
GersdorffiteNiAsSIso. m3 (2/m 3) : Pa3
Hollingworthite(Rh,Pt,Pd)AsSIso. m3 (2/m 3)
Irarsite(Ir,Ru,Rh,Pt)AsSIso.
JolliffeiteNiAsSeIso. m3 (2/m 3) : Pa3
MaslovitePtBiTe
MayingiteIrBiTeIso.
MicheneritePdBiTe
MilotaitePdSbSeIso. 2 3 : P21 3
PadmaitePdBiSeIso.
PlatarsitePtAsSIso.
TestibiopalladitePdTe(Sb,Te)Iso.
TolovkiteIrSbSIso.
UllmanniteNiSbSIso. 2 3 : P21 3
Willyamite(Co,Ni)SbS

Common AssociatesHide

Associated Minerals Based on Photo Data:
Gold1 photo of Kalungaite associated with Gold on mindat.org.
Guanajuatite1 photo of Kalungaite associated with Guanajuatite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

2.EB.05aAurostibiteAuSb2Iso. m3 (2/m 3) : Pa3
2.EB.05bBambollaiteCu(Se,Te)2Tet.
2.EB.05aCattieriteCoS2Iso. m3 (2/m 3) : Pa3
2.EB.05aErlichmaniteOsS2Iso. m3 (2/m 3) : Pa3
2.EB.05aFukuchiliteCu3FeS8Iso. m3 (2/m 3) : Pa3
2.EB.05aGeversitePtSb2Iso. m3 (2/m 3) : Pa3
2.EB.05aHaueriteMnS2Iso. m3 (2/m 3) : Pa3
2.EB.05aInsizwaitePt(Bi,Sb)2
2.EB.05aKrut'aiteCuSe2Iso. m3 (2/m 3) : Pa3
2.EB.05aLauriteRuS2Iso. m3 (2/m 3) : Pa3
2.EB.05aPenroseite(Ni,Co,Cu)Se2Iso. m3 (2/m 3) : Pa3
2.EB.05aPyriteFeS2Iso. m3 (2/m 3) : Pa3
2.EB.05aSperrylitePtAs2Iso. m3 (2/m 3) : Pa3
2.EB.05aTrogtaliteCoSe2
2.EB.05aVaesiteNiS2Iso. m3 (2/m 3) : Pa3
2.EB.05aVillamaninite(Cu,Ni,Co,Fe)S2
2.EB.05aDzharkeniteFeSe2Iso.
2.EB.05aGaotaiiteIr3Te8Iso.
2.EB.10bAlloclasiteCo1-xFexAsSMon. 2 : P21
2.EB.10dCostibiteCoSbSOrth. mm2 : Pmn21
2.EB.10aFerroseliteFeSe2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.EB.10aFrohbergiteFeTe2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.EB.10cGlaucodot(Co0.50Fe0.50)AsSOrth. mm2 : Pmn21
2.EB.10aKulleruditeNiSe2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.EB.10aMarcasiteFeS2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.EB.10aMattagamiteCoTe2Orth.
2.EB.10eParacostibiteCoSbSOrth.
2.EB.10ePararammelsbergiteNiAs2Orth.
2.EB.10fOeniteCoSbAsOrth.
2.EB.15aAnduoite(Ru,Os)As2Orth.
2.EB.15aClinosaffloriteCoAs2Mon. 2/m : P21/m
2.EB.15aLöllingiteFeAs2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.EB.15aNisbiteNiSb2Orth.
2.EB.15aOmeiite(Os,Ru)As2Orth.
2.EB.15cPaxiteCuAs2Mon.
2.EB.15aRammelsbergiteNiAs2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.EB.15aSafflorite(Co,Ni,Fe)As2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.EB.15bSeinäjokite(Fe,Ni)(Sb,As)2Orth.
2.EB.20ArsenopyriteFeAsSMon. 2/m : P21/b
2.EB.20GudmunditeFeSbSMon. 2/m : P21/b
2.EB.20Osarsite(Os,Ru)AsSMon.
2.EB.20Ruarsite(Ru,Os)AsSMon.
2.EB.25CobaltiteCoAsSOrth. mm2 : Pca21
2.EB.25GersdorffiteNiAsSIso. m3 (2/m 3) : Pa3
2.EB.25Hollingworthite(Rh,Pt,Pd)AsSIso. m3 (2/m 3)
2.EB.25Irarsite(Ir,Ru,Rh,Pt)AsSIso.
2.EB.25JolliffeiteNiAsSeIso. m3 (2/m 3) : Pa3
2.EB.25KrutoviteNiAs2Iso.
2.EB.25MaslovitePtBiTe
2.EB.25MicheneritePdBiTe
2.EB.25PadmaitePdBiSeIso.
2.EB.25PlatarsitePtAsSIso.
2.EB.25TestibiopalladitePdTe(Sb,Te)Iso.
2.EB.25TolovkiteIrSbSIso.
2.EB.25UllmanniteNiSbSIso. 2 3 : P21 3
2.EB.25Willyamite(Co,Ni)SbS
2.EB.25ChangchengiteIrBiSIso.
2.EB.25MayingiteIrBiTeIso.
2.EB.25Hollingsworthite(Rh,Pt,Pd)AsS
2.EB.25MilotaitePdSbSeIso. 2 3 : P21 3
2.EB.30UrvantsevitePd(Bi,Pb)2Tet.
2.EB.35RheniiteReS2Tric.

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.

References for KalungaiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Foecker, A.J. & Jeitschko, W. (2001): The atomic order of the pnicogen and chalcogen atoms in equiatomic ternary compounds TPnCh (T=Ni, Pd; Pn=P, As, Sb; Ch=S, Se, Te). Journal of Solid State Chemistry 162, 69-78.
Botelho, N.F., Moura, M.A., Peterson, R.C., Stanley, C.J., Silva, D.V.G. (2006): Kalungaite, PdAsSe, a new platinum-group mineral from the Buraco do Ouro gold mine, Cavalcante, Goiás State, Brazil. Mineralogical Magazine, 70, 123-130.

Internet Links for KalungaiteHide

Localities for KalungaiteHide

ⓘ - Click for 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Brazil (TL)
 
  • Goiás
    • Cavalcante
Botelho, N.F., Moura, M.A., Peterson, R.C., Stanley, C.J., Silva, D.V.G. (2006): Kalungaite, PdAsSe, a new platinum-group mineral from the Buraco do Ouro gold mine, Cavalcante, Goiás State, Brazil. Mineralogical Magazine, 70, 123-130; Menez, J.; Botelho, N. F. (2017): Ore characterization and textural relationships among gold, selenides, platinum-group minerals and uraninite at the granite-related Buraco do Ouro gold mine, Cavalcante, Central Brazil. Mineralogical Magazine 81, 463-476.
Mineral and/or Locality  
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