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Ruthenarsenite

Formula:
(Ru,Ni)As
System:OrthorhombicColour:Light brown
Hardness:6 - 6½
Name:The name reflects its composition: a ruthenium arsenide.


Note that the name ends with -ite, altough the mineral is an arsenide.

Classification of Ruthenarsenite

IMA status:Approved
Strunz 8th edition ID:2/C.20-120
Nickel-Strunz 10th (pending) edition ID:2.CC.15

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
C : Metal Sulfides, M: S = 1: 1 (and similar)
C : With Ni, Fe, Co, PGE, etc.
Dana 8th edition ID:2.8.17.1

2 : SULFIDES
8 : AmXp, with m:p = 1:1
Hey's CIM Ref.:3.12.3

3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
12 : Sulphides etc. of the platinum metals
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Type Occurrence of Ruthenarsenite

Type Locality:Waria River, Ioma area, Northern Province (Oro Province), Papua New Guinea
Year of Discovery:1974

Physical Properties of Ruthenarsenite

Lustre:Metallic
Diaphaneity (Transparency):Opaque
Colour:Light brown
Hardness (Mohs):6 - 6½

Crystallography of Ruthenarsenite

Crystal System:Orthorhombic
Cell Parameters:a = 5.62Å, b = 3.23Å, c = 6.18Å
Ratio:a:b:c = 1.74 : 1 : 1.913
Unit Cell Volume:V 112.18 ų (Calculated from Unit Cell)

Chemical Properties of Ruthenarsenite

Formula:
(Ru,Ni)As
Essential elements:As, Ru
All elements listed in formula:As, Ni, Ru
Common Impurities:Ir,Os,Pt,Rh,Pd,Sb

Relationship of Ruthenarsenite to other Species

Related Minerals - Nickel-Strunz Grouping):
2.CC.05Achavalite
FeSe
2.CC.05Breithauptite
NiSb
2.CC.05Freboldite
CoSe
2.CC.05Hexatestibiopanickelite
Ni(Te,Sb)
2.CC.05Kotulskite
Pd(Te,Bi)
 
1-2
2.CC.05Langisite
(Co,Ni)As ratio Co:Ni = 5:1
2.CC.05Nickeline
NiAs
2.CC.05Sederholmite
NiSe Beta-NiSe
2.CC.05Sobolevskite
PdBi
2.CC.05Stumpflite
Pt(Sb,Bi)
2.CC.05Sudburyite
(Pd,Ni)Sb
2.CC.05Jaipurite
CoS
2.CC.05Zlatogorite
NiCuSb
 
2
2.CC.05Vavřínite
Ni
 
2
SbTe
 
2
2.CC.10Pyrrhotite
Fe
 
0.83-1
S
2.CC.10Smythite
(Fe,Ni)
 
9
S
 
11
2.CC.10Troilite
FeS
2.CC.15Cherepanovite
RhAs
2.CC.15Modderite
(Co,Fe)As
2.CC.15Westerveldite
(Fe,Ni,Co)As
2.CC.20Millerite
NiS
2.CC.20Mäkinenite
γ-NiSe
2.CC.25Mackinawite
(Fe,Ni)
 
9
S
 
8
2.CC.30Braggite
(Pt,Pd,Ni)S
2.CC.30Cooperite
(Pt,Pd,Ni)S
2.CC.30Vysotskite
(Pd,Ni)S
Related Minerals - Hey's Index Grouping:
3.12.1Seinäjokite
(Fe,Ni)(Sb,As)
 
2
3.12.2Laurite
RuS
 
2
3.12.4Anduoite
(Ru,Os)As
 
2
3.12.5Ruarsite
(Ru,Os)AsS
3.12.6Xingzhongite
(Pb,Cu,Fe)(Ir,Pt,Rh)
 
2
S
 
4
3.12.7Rhodplumsite
Rh
 
3
Pb
 
2
S
 
2
3.12.8Cuprorhodsite
(Cu,Fe)Rh
 
2
S
 
4
3.12.9Konderite
Cu
 
3
Pb(Rh,Pt,Ir)
 
8
S
 
16
3.12.10Bowieite
(Rh,Ir,Pt)
 
2
S
 
3
3.12.11Cherepanovite
RhAs
3.12.12Hollingworthite
(Rh,Pt,Pd)AsS
3.12.13Vysotskite
(Pd,Ni)S
3.12.14Vasilite
(Pd,Cu)
 
16
(S,Te)
 
7
3.12.15Palladseite
Pd
 
17
Se
 
15
3.12.16Oosterboschite
(Pd,Cu)
 
7
Se
 
5
3.12.17Telluropalladinite
Pd
 
9
Te
 
4
3.12.18Temagamite
Pd
 
3
HgTe
 
3
3.12.19Sopcheite
Ag
 
4
Pd
 
3
Te
 
4
3.12.20Michenerite
PdBiTe
3.12.21Kotulskite
Pd(Te,Bi)
 
1-2
3.12.22Telargpalite
(Pd,Ag)
 
3
(Te,Bi)
3.12.23Merenskyite
(Pd,Pt)(Te,Bi)
 
2
3.12.24Palladoarsenide
Pd
 
2
As
3.12.25Stillwaterite
Pd
 
8
As
 
3
3.12.26Atheneite
(Pd,Hg)
 
3
As
3.12.27Majakite
PdNiAs
3.12.28Palarstanide
Pd
 
8
(As,Sn)
 
3
3.12.29Arsenopalladinite
Pd
 
8
(As,Sb)
 
3
3.12.30Vincentite
Pd
 
3
As
3.12.31Palladobismutharsenide
Pd
 
2
(As,Bi)
3.12.32Stibiopalladinite
Pd
 
5
Sb
 
2
3.12.33Hexatestibiopanickelite
Ni(Te,Sb)
3.12.34Sudburyite
(Pd,Ni)Sb
3.12.35Testibiopalladite
PdTe(Sb,Te)
3.12.36Borovskite
Pd
 
3
SbTe
 
4
3.12.37Isomertieite
Pd
 
11
Sb
 
2
As
 
2
3.12.38Mertieite-I
Pd
 
11
(Sb,As)
 
4
3.12.39Mertieite-II
Pd
 
8
(Sb,As)
 
3
3.12.40Sobolevskite
PdBi
3.12.41Froodite
α-PdBi
 
2
3.12.42Polarite
Pd(Bi,Pb)
3.12.43Urvantsevite
Pd(Bi,Pb)
 
2
3.12.44Cooperite
(Pt,Pd,Ni)S
3.12.45Braggite
(Pt,Pd,Ni)S
3.12.46Kharaelakhite
(Pt,Cu,Pb,Fe,Ni)
 
9
S
 
8
3.12.47Malanite
Cu(Pt
3+
 
,Ir
3+
 
)
 
2
S
 
4
3.12.48Moncheite
(Pt,Pd)(Te,Bi)
 
2
3.12.49Maslovite
PtBiTe
3.12.50Sperrylite
PtAs
 
2
3.12.51Platarsite
(Pt,Rh,Ru)AsS
3.12.52Geversite
PtSb
 
2
3.12.53Daomanite
CuPtAsS
 
2
3.12.54Genkinite
(Pt,Pd,Rh)
 
4
Sb
 
3
3.12.55Stumpflite
Pt(Sb,Bi)
3.12.56Insizwaite
Pt(Bi,Sb)
 
2
3.12.57Erlichmanite
OsS
 
2
3.12.58Omeiite
(Os,Ru)As
 
2
3.12.59Osarsite
(Os,Ru)AsS
3.12.60Kashinite
(Ir,Rh)
 
2
S
 
3
3.12.61Inaglyite
Cu
 
3
Pb(Ir,Pt)
 
8
S
 
16
3.12.62Cuproiridsite
(Cu,Fe)Ir
 
2
S
 
4
3.12.63Iridarsenite
(Ir,Ru)As
 
2
3.12.64Irarsite
(Ir,Ru,Rh,Pt)AsS
3.12.65Tolovkite
IrSbS

Other Names for Ruthenarsenite

German names:
Ruthenarsenit
Spanish names:
Ruthenarsenita

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 Ruthenarsenite

Reference List:American Mineralogist (1976): 61: 177.

Canadian Mineralogist (1974): 12: 280-284.

Internet Links for Ruthenarsenite

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    Localities for Ruthenarsenite

    Hide Locality List
    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.
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    (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
     
    • Tibet Autonomous Region
      • Nagchu (Naqu) Prefecture
        • Amdo (Anduo) Co.
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
    Papua New Guinea
     
    • Northern Province (Oro Province)
      • Ioma area
    		Can.Min.(1974) 12, 280-284
    Russia
     
    • Far-Eastern Region
      • Primorskiy Kray
        • Khanka lake
    		Shcheka G.G., Vrzhosek A.A., Lehmann B., Tolstykh N.D. (2004) Associations of platinum-group minerals from the Zolotaya gold placiers, Primorye, Russian Far East, - Can. Miner., v.42, pp. 583-599.
    South Africa
     
    • Free State Province
    		Minerals of South Africa
    • Mpumalanga Province
      • Eastern Bushveld Complex
        • Lydenburg District
    USA
     
    • Alaska
      • Bethel Borough
        • Goodnews Bay
          • Salmon River - Red Mountain District
    Mineral and/or Locality
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