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Kudriavite

Big Photo

Kudriavy (Kudryavyi) volcano, Iturup Island, Kuril Islands, Sakhalinskaya Oblast', Far-Eastern Region, Russia
© Pavel M. Kartashov

Formula:
(Cd,Pb)Bi
 
2
S
 
4
System:MonoclinicColour:dark grey with a ...
Name:For the Russian name of its type locality, Kudriavy volcano.
This page provides mineralogical data about Kudriavite.

Classification of Kudriavite

IMA status:Approved 2003
Strunz 8th edition ID:2/E.34-03
Nickel-Strunz 10th (pending) edition ID:2.JA.05c

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
J : Sulfosalts of PbS archetype
A : Galena derivatives with little or no Pb
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Type Occurrence of Kudriavite

Type Locality:Kudriavy (Kudryavyi) volcano, Iturup Island, Kuril Islands, Sakhalinskaya Oblast', Far-Eastern Region, Russia
Geological Setting of type material:volcanic fumaroles
Associated Minerals at type locality:
SulphurPyriteGreenockiteCannizzarite

Physical Properties of Kudriavite

Lustre:Metallic
Diaphaneity (Transparency):Opaque
Colour:dark grey with a slightly reddish hue
Streak:black
Hardness (Vickers):VHN100=129 kg/mm2
Hardness Data:Measured
Tenacity:Very brittle
Cleavage:None Observed
Fracture:Irregular/Uneven
Density (calculated):6.58 g/cm3

Crystallography of Kudriavite

Crystal System:Monoclinic
Class (H-M):2/m - Prismatic
Space Group:B2/m {B1 1 2/m} {C2/m} {C1 2/m 1}
Cell Parameters:a = 13.095Å, b = 4.0032Å, c = 14.711Å
β = 115.59°
Ratio:a:b:c = 3.271 : 1 : 3.675
Unit Cell Volume:V 695.5 ų
Z:4
X-Ray Powder Diffraction:
d-spacingIntensity
3.715 (m)
3.632 (m)
3.520 (s)
3.274 (s)
3.169 (m)
2.948 (s)
2.809 (s)

Optical Data of Kudriavite

Type:Anisotropic
Anisotropism:strong
Bireflectance:weak to distinct
Colour in reflected light:white with a slight yellow hue
Internal Reflections:none
Pleochroism:Non-pleochroic

Chemical Properties of Kudriavite

Formula:
(Cd,Pb)Bi
 
2
S
 
4
All elements listed in formula:Bi, Cd, Pb, S

Relationship of Kudriavite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
2.JA.05eBenjaminite
(Ag,Cu)
 
3
(Bi,Pb)
 
7
S
 
12
2.JA.05gBorodaevite
Ag
 
5
(Bi,Pb,Fe)
 
8
(Sb,Bi)
 
2
S
 
17
2.JA.05aCupropavonite
AgCu
 
2
PbBi
 
5
S
 
10
2.JA.05aKitaibelite
Ag
 
10
PbBi
 
30
S
 
51
2.JA.05iLivingstonite
HgSb
 
4
S
 
8
2.JA.05dMakovickyite
Ag
 
1.5
Bi
 
5.5
S
 
9
2.JA.05fMummeite
Ag
 
2
CuPbBi
 
6
S
 
13
2.JA.05aPavonite
(Ag,Cu)(Bi,Pb)
 
3
S
 
5
2.JA.05bGrumiplucite
HgBi
 
2
S
 
4
2.JA.05hMozgovaite
PbBi
 
4
(S,Se)
 
7
2.JA.05dCupromakovickyite
Cu
 
8
Pb
 
4
Ag
 
2
Bi
 
18
S
 
36
2.JA.05aIMA2005-036
Ag
 
3
Cu
 
8
Pb
 
4
Bi
 
19
S
 
38
2.JA.05IMA2008-058
Ag
 
5
Bi
 
13
S
 
22
2.JA.10aCuprobismutite
Cu
 
10
Bi
 
12
S
 
23
2.JA.10cHodrušite
Cu
 
8
Bi
 
12
S
 
22
2.JA.10ePadĕraite
Cu
 
5.9
Ag
 
1.3
Pb
 
1.6
Bi
 
11.2
S
 
22
2.JA.10dPizgrischite
Cu
 
17
Bi
 
17
S
 
35
2.JA.10bKupčíkite
(Cu,Fe)
 
4
Bi
 
5
S
 
10
2.JA.15Schapbachite
AgBiS
 
2
2.JA.15Cuboargyrite
AgSbS
 
2
2.JA.20Bohdanowiczite
AgBiSe
 
2
2.JA.20Matildite
AgBiS
 
2
2.JA.20Volynskite
AgBiTe
 
2

Other Names for Kudriavite

Synonyms:
IMA2003-011
Other Languages:

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 Kudriavite

Reference List:Chaplygin, I.V., Mozgova, N.N., Magazina, L.O., Kuznetsova, O.Yu., Safonov, Yu.G., Bryzgalov, I.A., Makovcký, E., Balić-Žunić, T. (2005): Kudriavite, (Cd,Pb)Bi2S4, a new mineral species from Kudriavy volcano, Iturup Island, Kuriles. Canadian Mineralogist, 43, 695-701.

Internet Links for Kudriavite

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    Localities for Kudriavite

    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.
    (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
     
    • Far-Eastern Region
      • Kamchatka Oblast'
    		M.E. Ciriotti (2005) Probed; American Mineralogist, Volume 94, pages 1312–1324, 2009; American Mineralogist, Volume 91, pages 21-–28, 2006
      • Sakhalinskaya Oblast'
        • Kuril Islands
          • Iturup Island
    		Chaplygin, I.V., Mozgova, N.N., Magazina, L.O., Kuznetsova, O.Yu., Safonov, Yu.G., Bryzgalov, I.A., Makovcký, E., Balić-Žunić, T. (2005)
    Mineral and/or Locality
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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 29th Oct 2009 09:28:06