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Shuangfengite

Formula:
IrTe
 
2
System:TrigonalColour:Black
Lustre:MetallicHardness:3
Name:After the locality.


Melonite Group

Classification of Shuangfengite

IMA status:Approved 1993
Strunz 8th edition ID:2/D.28-45
Nickel-Strunz 10th (pending) edition ID:2.EA.20

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
E : Metal Sulfides, M: S <= 1:2
A : M:S = 1:2 - With Cu, Ag, Au
Dana 8th edition ID:2.12.14.6

2 : SULFIDES
12 : AmBnXp, with (m+n):p = 1:2
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Type Occurrence of Shuangfengite

Type Locality:Shuangfeng village, Xinglong Co., Chengde Prefecture, Hebei Province, China

Physical Properties of Shuangfengite

Lustre:Metallic
Diaphaneity (Transparency):Opaque
Colour:Black
Hardness (Mohs):3

Crystallography of Shuangfengite

Crystal System:Trigonal

Chemical Properties of Shuangfengite

Formula:
IrTe
 
2
Essential elements:Ir, Te
All elements listed in formula:Ir, Te

Relationship of Shuangfengite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
2.EA.05Sylvanite
(Au,Ag)
 
2
Te
 
4
2.EA.10Calaverite
AuTe
 
2
2.EA.15Kostovite
CuAuTe
 
4
2.EA.15Krennerite
(Au,Ag)Te
 
2
2.EA.20Berndtite
SnS
 
2
2.EA.20Kitkaite
NiTeSe
2.EA.20Melonite
NiTe
 
2
2.EA.20Merenskyite
(Pd,Pt)(Te,Bi)
 
2
2.EA.20Moncheite
(Pt,Pd)(Te,Bi)
 
2
2.EA.20Sudovikovite
PtSe
 
2
2.EA.25Verbeekite
PdSe
 
2
2.EA.30Drysdallite
Mo(Se,S)
 
2
2.EA.30Jordisite
MoS
 
2
2.EA.30Molybdenite
MoS
 
2
2.EA.30Tungstenite
WS
 
2

Other Names for Shuangfengite

Synonyms:
IMA1993-018
Other Languages:
German:Shuangfengit
Russian:Шуанфенит
Spanish:Shuangfengita
Varieties:
Platinoshuangfengite

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 Shuangfengite

Reference List:Yu Zuxiang (1994): Shuangfengite - A new iridium bitelluride. Acta Mineralogica Sinica 14(4), 322-326 (in Chinese with English abstract). - New Minerals (1997), New Minerals 1990-1994 (abstract).

Internet Links for Shuangfengite

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    Localities for Shuangfengite

    (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.
    China
     
    • Hebei Province
      • Chengde Prefecture
        • Luan River (Luan He) valley
    		Yu Zuxiang (1995): Acta Mineralogica Sinica 15(1), 1-4.
    Yu Zuxiang (1995): Acta Mineralogica Sinica 15(1), 5-8.
    Yu Zuxiang (1997): Acta Geologica Sinica 71(4), 486-490.
        • Xinglong Co.
    		Yu Zuxiang (1994): Acta Mineralogica Sinica 14(4), 322-326.
    Mineral and/or Locality
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