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Kudriavite

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About KudriaviteHide

Formula:
(Cd,Pb)Bi2S4
Colour:
dark grey with a slightly reddish hue
Lustre:
Metallic
Specific Gravity:
6.58 (Calculated)
Crystal System:
Monoclinic
Name:
For the Russian name of its type locality, Kudriavy volcano.
The Cd analogue of grumiplucite. One of 2 approved Cd-Bi-bearing minerals, with tazieffite being the other one.


Classification of KudriaviteHide

Approved
Approval Year:
2003
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

Physical Properties of KudriaviteHide

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

Optical Data of KudriaviteHide

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 KudriaviteHide

Formula:
(Cd,Pb)Bi2S4

Crystallography of KudriaviteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/m
Cell Parameters:
a = 13.095 Å, b = 4.0032 Å, c = 14.711 Å
β = 115.59°
Ratio:
a:b:c = 3.271 : 1 : 3.675
Unit Cell V:
695.5 ų
Z:
4

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
3.715 (m)
3.632 (m)
3.520 (s)
3.274 (s)
3.169 (m)
2.948 (s)
2.809 (s)
2.346 (m)

Type Occurrence of KudriaviteHide

Synonyms of KudriaviteHide

Other Language Names for KudriaviteHide

Simplified Chinese:硫铋镉矿
Traditional Chinese:硫鉍鎘礦

Common AssociatesHide

Associated Minerals Based on Photo Data:
Greenockite1 photo of Kudriavite associated with Greenockite on mindat.org.
Tazieffite1 photo of Kudriavite associated with Tazieffite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

2.JA.05eBenjaminiteAg3Bi7S12Mon. 2/m : B2/m
2.JA.05gBorodaeviteAg5(Bi,Pb,Fe)8(Sb,Bi)2S17Mon.
2.JA.05aCupropavoniteCu0.9Ag0.5Pb0.6Bi2.5S5 Mon. 2/m : B2/m
2.JA.05aKitaibeliteAg10PbBi30S51
2.JA.05iLivingstoniteHgSb4S6(S2)Mon. 2/m : B2/b
2.JA.05dMakovickyiteCu1.12Ag0.81Pb0.27Bi5.35S9Mon. 2/m
2.JA.05fMummeiteCu0.58Ag3.11Pb1.10Bi6.65S13Mon.
2.JA.05aPavoniteAgBi3S5Mon. 2/m : B2/m
2.JA.05bGrumipluciteHgBi2S4Mon. 2/m : B2/m
2.JA.05hMozgovaitePbBi4(S,Se)7Orth.
2.JA.05dCupromakovickyiteCu4AgPb2Bi9S18Mon. 2/m : B2/m
2.JA.05aCupromakopavoniteAg3Cu8Pb4Bi19S38Mon. 2/m : B2/m
2.JA.05DantopaiteCu1.06Ag4.24Pb0.9Bi12.23S21.89Te0.11Mon. 2/m : B2/m
2.JA.10aCuprobismutiteCu8AgBi13S24Mon. 2/m : B2/m
2.JA.10cHodrušiteCu8Bi12S22Mon.
2.JA.10ePadĕraiteCu7[(Cu,Ag)0.33Pb1.33Bi11.33]S22Mon.
2.JA.10dPizgrischite(Cu,Fe)Cu14PbBi17S35Mon. 2/m : B2/m
2.JA.10bKupčíkiteCu3.4Fe0.6Bi5S10Mon. 2/m : B2/m
2.JA.15SchapbachiteAg0.4Pb0.2Bi0.4SIso.
2.JA.15CuboargyriteAgSbS2Iso. m3m (4/m 3 2/m)
2.JA.20BohdanowicziteAgBiSe2Trig. 3m (3 2/m) : P3m1
2.JA.20MatilditeAgBiS2Trig. 3m (3 2/m) : P3m1
2.JA.20VolynskiteAgBiTe2Orth.

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for KudriaviteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
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 KudriaviteHide

Localities for KudriaviteHide

This 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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
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 (Kurile 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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