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Milotaite

Formula:
PdSbSe
System:IsometricColour:Silvery grey
Hardness:4½
Name:Named after Milota Makovicky, University of Copenhagen, Denmark, for her outstanding investigations of sulfide and sulfarsenide systems with platinum-group elements.
This page provides mineralogical data about Milotaite.

Classification of Milotaite

IMA status:Approved 2003
Nickel-Strunz 10th (pending) edition ID: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.
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Type Occurrence of Milotaite

Type Locality:Předbořice, Central Bohemia Region, Bohemia (Böhmen; Boehmen), Czech Republic
General Appearance of Type Material:subhedral grains not exceeding 25 µm in size, embedded in eucairite and tiemannite and randomly intergrown with bornite and digenite
Associated Minerals at type locality:
UraniniteTyrrelliteTiemanniteHakiteGold
FischesseriteEucairiteDigeniteClausthaliteChrisstanleyite
ChaméaniteCalciteBornite

Physical Properties of Milotaite

Lustre:Metallic
Diaphaneity (Transparency):Opaque
Colour:Silvery grey
Streak:Grey
Hardness (Mohs):4½
Hardness (Vickers):VHN100=420 - 514 kg/mm2
Tenacity:Brittle
Cleavage:None Observed
Fracture:Irregular/Uneven

Crystallography of Milotaite

Crystal System:Isometric
Class (H-M):2 3 - Tetartoidal
Space Group:P21 3
Cell Parameters:a = 6.3181Å
Unit Cell Volume:V 252.21 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction:
d-spacingIntensity
3.16(53)
2.825(100)
2.579(81)
2.233(32)
1.905(98)
1.752(27)
1.688(25)

Optical Data of Milotaite

Type:Isotropic
Reflectivity:
470nmR=48.6%
546nmR=47.5%
589nmR=47.6%
650nmR=49.0%


Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 49.0%.
Colour in reflected light:White
Internal Reflections:None

Chemical Properties of Milotaite

Formula:
PdSbSe
Essential elements:
All elements listed in formula:Pd, Sb, Se

Relationship of Milotaite to other Species

Related Minerals - Nickel-Strunz Grouping):
2.EB.05Aurostibite
AuSb
 
2
2.EB.05Bambollaite
Cu(Se,Te)
 
2
2.EB.05Cattierite
CoS
 
2
2.EB.05Erlichmanite
OsS
 
2
2.EB.05Fukuchilite
Cu
 
3
FeS
 
8
2.EB.05Geversite
PtSb
 
2
2.EB.05Hauerite
MnS
 
2
2.EB.05Insizwaite
Pt(Bi,Sb)
 
2
2.EB.05Krut'aite
CuSe
 
2
2.EB.05Laurite
RuS
 
2
2.EB.05Penroseite
(Ni,Co,Cu)Se
 
2
2.EB.05Pyrite
FeS
 
2
2.EB.05Sperrylite
PtAs
 
2
2.EB.05Trogtalite
CoSe
 
2
2.EB.05Vaesite
NiS
 
2
2.EB.05Villamanínite
(Cu,Ni,Co,Fe)S
 
2
2.EB.05Dzharkenite
FeSe
 
2
2.EB.05Gaotaiite
Ir
 
3
Te
 
8
2.EB.10Ferroselite
FeSe
 
2
2.EB.10Frohbergite
FeTe
 
2
2.EB.10Hastite
CoSe
 
2
2.EB.10Kullerudite
NiSe
 
2
2.EB.10Marcasite
FeS
 
2
2.EB.10Mattagamite
CoTe
 
2
2.EB.15Alloclasite
(Co
 
0.65
Fe
 
0.35
)AsS - CoAsS
2.EB.15Anduoite
(Ru,Os)As
 
2
2.EB.15Clinosafflorite
(Co,Fe,Ni)As
 
2
2.EB.15Costibite
CoSbS
2.EB.15Krutovite
NiAs
 
2
2.EB.15Löllingite
FeAs
 
2
2.EB.15Nisbite
NiSb
 
2
2.EB.15Omeiite
(Os,Ru)As
 
2
2.EB.15Paracostibite
CoSbS
2.EB.15Pararammelsbergite
NiAs
 
2
2.EB.15Rammelsbergite
NiAs
 
2
2.EB.15Safflorite
(Co,Fe)As
 
2
2.EB.15Seinäjokite
(Fe,Ni)(Sb,As)
 
2
2.EB.15Oenite
CoSbAs
2.EB.20Arsenopyrite
FeAsS - (Fe
 
0.90
Co
 
0.10
)AsS
2.EB.20Glaucodot
(Fe
 
0.65
Co
 
0.35
)AsS - (Co
 
0.65
Fe
 
0.35
)AsS
2.EB.20Gudmundite
FeSbS
2.EB.20Osarsite
(Os,Ru)AsS
2.EB.20Paxite
CuAs
 
2
2.EB.20Ruarsite
(Ru,Os)AsS
2.EB.25Cobaltite
CoAsS
2.EB.25Gersdorffite
NiAsS
2.EB.25Hollingworthite
(Rh,Pt,Pd)AsS
2.EB.25Irarsite
(Ir,Ru,Rh,Pt)AsS
2.EB.25Jolliffeite
NiAsSe
2.EB.25Maslovite
PtBiTe
2.EB.25Michenerite
PdBiTe
2.EB.25Padmaite
PdBiSe
2.EB.25Platarsite
(Pt,Rh,Ru)AsS
2.EB.25Testibiopalladite
PdTe(Sb,Te)
2.EB.25Tolovkite
IrSbS
2.EB.25Ullmannite
NiSbS
2.EB.25Willyamite
(Co,Ni)SbS
2.EB.25Changchengite
IrBiS
2.EB.25Mayingite
IrBiTe
2.EB.25Hollingsworthite
2.EB.25Kalungaite
PdAsSe
2.EB.30Urvantsevite
Pd(Bi,Pb)
 
2
2.EB.35Rheniite
ReS
 
2

Other Names for Milotaite

Synonyms:
IMA2003-056
German names:
Milotait
Russian names:
Милотаит

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 Milotaite

Reference List:W. H. Paar, D. Topa, E. Makovický, F. J. Culetto: "Milotaite, PdSbSe, a new palladium mineral, from Předbořice, Czech Republic", The Canadian Mineralogist 43, 689-694 (2005)

Internet Links for Milotaite

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    Localities for Milotaite

    (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.
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Central Bohemia Region
    		W. H. Paar, D. Topa, E. Makovický, F. J. Culetto: "Milotaite, PdSbSe, a new palladium mineral, from Předbořice, Czech Republic", The Canadian Mineralogist 43, 689-694 (2005)
    Mineral and/or Locality
    Google
     
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