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Cadmium

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Ust'-Khann'ya Intrusion, Lower Khann'ya River, Vilyui River Basin (Vilui River Basin; Wilui River Basin), Saha Republic (Sakha Republic; Yakutia), Eastern-Siberian Region, Russia
© 2008, JGW

Formula:
Cd
System:HexagonalColour:Tin-white
Lustre:MetallicHardness:1 - 2
This page provides mineralogical data about Cadmium.

Classification of Cadmium

IMA status:Approved 1979
Strunz 8th edition ID:1/A.04-40
Nickel-Strunz 10th (pending) edition ID:1.AB.05

1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
A : Metals and Intermetallic Alloys
B : Zinc-brass family
Dana 7th edition ID:1.1.9.1
Dana 8th edition ID:1.1.5.2

1 : NATIVE ELEMENTS AND ALLOYS
1 : Metals, other than the Platinum Group
Hey's CIM Ref.:1.9

1 : Elements and Alloys (including the arsenides, antimonides and bismuthides of Cu, Ag and Au)
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Type Occurrence of Cadmium

Type Locality:Ust'-Khann'ya Intrusion, Lower Khann'ya River, Vilyui River Basin (Vilui River Basin; Wilui River Basin), Saha Republic (Sakha Republic; Yakutia), Eastern-Siberian Region, Russia
Year of Discovery:1979
Geological Setting of type material:Found as microscopic grains in a heavy concentrate from a river in the Vilyui Drainage Basin, Russia; presumably weathered out of the Ust-Khannin intrusive gabbro.

Physical Properties of Cadmium

Lustre:Metallic
Diaphaneity (Transparency):Opaque
Colour:Tin-white
Hardness (Mohs):1 - 2
Density (calculated):8.64 g/cm3

Crystallography of Cadmium

Crystal System:Hexagonal
Class (H-M):6/mmm (6/m 2/m 2/m) - Dihexagonal Dipyramidal
Space Group:P63/mmc (P63/m 2/m 2/c)
Cell Parameters:a = 2.97Å, c = 5.61Å
Ratio:a:c = 1 : 1.889
Unit Cell Volume:V 42.86 ų (Calculated from Unit Cell)
Morphology:Microscopic grains.
X-Ray Powder Diffraction:
d-spacingIntensity
2.81(70)
2.58(30)
2.35(100)
1.90(30)
1.52(30)
1.49(20)
1.32(20)

Chemical Properties of Cadmium

Formula:
Cd
Essential elements:Cd
All elements listed in formula:Cd

Relationship of Cadmium to other Species

Related Minerals - Nickel-Strunz Grouping):
1.AB.05Rhenium
Re
1.AB.05Zinc
Zn
1.AB.05Titanium
Ti
1.AB.10Danbaite
CuZn
 
2
1.AB.10Zhanghengite
CuZn
1.AB.10Brass
Cu
 
3
Zn
1.AB.10Tongxinite
Cu
 
2
Zn
1.AB.10Zinccopperite
Cu
 
7
Zn
 
4
 (?)
Related Minerals - Hey's Index Grouping:
1.1Copper
Cu
1.2Silver
Ag
1.5Gold
Au
1.6Auricupride
Cu
 
3
Au
1.7Tetra-auricupride
AuCu
1.8Zinc
Zn
1.10Danbaite
CuZn
 
2
1.11Zhanghengite
CuZn
1.12Mercury
Hg
1.13Kolymite
Cu
 
7
Hg
 
6
1.14Moschellandsbergite
Ag
 
2
Hg
 
3
1.15Eugenite
Ag
 
11
Hg
 
2
1.16Schachnerite
Ag
 
1.1
Hg
 
0.9
1.17Paraschachnerite
Ag
 
3
Hg
 
2
1.18Luanheite
Ag
 
3
Hg
1.19Weishanite
(Au,Ag)
 
3
Hg
 
2
1.20Indium
In
1.21Aluminium
Al
1.22Khatyrkite
(Cu,Zn)Al
 
2
1.23Cupalite
(Cu,Zn)Al
1.24Diamond
C
1.25Graphite
C
1.26Chaoite
C
1.27Lonsdaleite
C
1.28Silicon
Si
1.29Tin
Sn
1.30Lead
Pb
1.31Anyuiite
Au(Pb,Sb)
 
2
1.31Novodneprite
AuPb
 
3
1.32Leadamalgam
HgPb
 
2
1.33Arsenic
As
1.34Arsenolamprite
As
1.35Paxite
CuAs
 
2
1.36Koutekite
Cu
 
5
As
 
2
1.37Domeykite
Cu
 
3
As
1.38Algodonite
(Cu
 
1-x
As
 
x
)
1.39Novakite
Cu
 
20
AgAs
 
10
1.40Kutinaite
Cu
 
2
AgAs
1.41Antimony
Sb
1.42Stibarsen
AsSb
1.43Paradocrasite
Sb
 
3
As
1.44Horsfordite
1.45Cuprostibite
Cu
 
2
(Sb,Tl)
1.46Allargentum
(Ag
 
1-x
Sb
 
x
)
1.47Aurostibite
AuSb
 
2
1.48Dyscrasite
Ag
 
3
Sb
1.49Bismuth
Bi
1.50Maldonite
Au
 
2
Bi
1.51Sulphur
S
 
8
1.52Rosickýite
S
1.53Selenium
Se
1.54Tellurium
Te
1.55Chromium
Cr
1.56Rhenium
Re
1.57Iron
Fe
1.58Chromferide
Fe
 
3
Cr
 
1-x
 (x=0.6)
1.59Ferchromide
Cr
 
1.5
Fe
 
0.5-x
1.60Wairauite
CoFe
1.61Nickel
Ni
1.62Kamacite
(Fe,Ni)
1.63Taenite
(Fe,Ni)
1.64Tetrataenite
FeNi
1.65Awaruite
Ni
 
3
Fe
1.66Palladium
(Pd,Pt)
1.67Potarite
PdHg
1.68Paolovite
Pd
 
2
Sn
1.69Stannopalladinite
(Pd,Cu)
 
3
Sn
 
2
1.70Cabriite
Pd
 
2
SnCu
1.71Taimyrite
(Pd,Cu,Pt)
 
3
Sn
1.72Atokite
(Pd,Pt)
 
3
Sn
1.73Rustenburgite
(Pt,Pd)
 
3
Sn
1.74Zvyagintsevite
(Pd,Pt,Au)
 
3
(Pb,Sn)
1.75Plumbopalladinite
Pb
 
2
Pd
 
3
1.76Osmium
(Os,Ir,Ru)
1.77Iridium
(Ir,Os,Ru)
1.82Platinum
Pt
1.83Hongshiite
PtCu
1.84Niggliite
PtSn
1.85Isoferroplatinum
Pt
 
3
Fe
1.86Tetraferroplatinum
PtFe
1.87Tulameenite
Pt
 
2
CuFe
1.88Ferronickelplatinum
Pt
 
2
FeNi
1.89Rhodium
(Rh,Pt)

Other Names for Cadmium

Synonyms:
IMA1980-086
German names:
Kadmium
Italian names:
Cadmio
Japanese names:
自然カドミウム
Russian names:
Кадмий

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 Cadmium

Reference List:American Mineralogist: 65: 1065.

Gaines, Richard V., H. Catherine, W. Skinner, Eugene E. Foord, Brian Mason, Abraham Rosenzweig (1997), Dana's New Mineralogy : The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, 8th. edition: 7.

Internet Links for Cadmium

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    Localities for Cadmium

    (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.
    Russia
     
    • Eastern-Siberian Region
      • Saha Republic (Sakha Republic; Yakutia)
        • Vilyui River Basin (Vilui River Basin; Wilui River Basin)
          • Lower Khann'ya River
    		No reference listed
    USA
     
    • Nevada
      • Eureka Co.
        • Lynn District
    		NBMG Spec. Pub. 31 Minerals of Nevada
    Mineral and/or Locality
    Google
     
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