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Roshchinite

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Formula:
Ag19Pb10Sb51S96
System:
Orthorhombic
Colour:
Silver-gray, lead-gray
Hardness:
2½ - 3½
Name:
Named after Yuri V. Roshchin (Roschin) (1934-1979), Russian geologist.
A member of the lillianite group.

Classification of Roshchinite

Approved
2.JB.40a

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
J : Sulfosalts of PbS archetype
B : Galena derivatives, with Pb
3.4.15.7

3 : SULFOSALTS
4 : ø = 3
5.7.24

5 : Sulphosalts - Sulpharsenites and Sulphobismuthites (those containing Sn, Ge,or V are in Section 6)
7 : Sulpharsenites etc. of Pb and other metals
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Type Occurrence of Roshchinite

Physical Properties of Roshchinite

Metallic
Diaphaneity (Transparency):
Opaque
Colour:
Silver-gray, lead-gray
Streak:
Pale steel-gray
Hardness (Mohs):
2½ - 3½

Crystallography of Roshchinite

Crystal System:
Orthorhombic
Cell Parameters:
a = 12.94Å, b = 19.04Å, c = 16.93Å
Ratio:
a:b:c = 0.68 : 1 : 0.889
Unit Cell Volume:
V 4,171.17 ų (Calculated from Unit Cell)

Chemical Properties of Roshchinite

Formula:
Ag19Pb10Sb51S96
All elements listed in formula:
Common Impurities:
Cu,Zn,Hg,Mn

Relationship of Roshchinite to other Species

Other Members of Group:
Andorite IVPb18Ag15Sb47S96
Andorite VIAgPbSb3S6
ArsenquatrandoriteAg17.6Pb12.8Sb38.1As11.5S96
AschamalmitePb6Bi2S9
EskimoiteAg7Pb10Bi15S36
FizélyiteAg5Pb14Sb21S48
GustaviteAgPbBi3S6
HeyrovskýitePb6Bi2S9
LillianitePb3-2xAgxBi2+xS6
OurayiteAg3Pb4Bi5S13
RamdohritePb5.9Fe0.1Mn0.1In0.1Cd0.2Ag2.8Sb10.8S24
SchirmeritePbAgBi3S6 - Pb3Ag1.5Bi3.5S9
TreasuriteAg7Pb6Bi15S32
UchucchacuaiteAgMnPb3Sb5S12
UstarasitePb(Bi,Sb)6S10 (?)
VikingiteAg5Pb8Bi13S30
XilingolitePb3Bi2S6
2.JB.05DiaphoriteAg3Pb2Sb3S8
2.JB.10CosalitePb2Bi2S5
2.JB.15FreieslebeniteAgPbSbS3
2.JB.15MarriteAgPbAsS3
2.JB.20CannizzaritePb4Bi6S13
2.JB.20WittitePb9Bi12(S,Se)27
2.JB.25aJunoiteCu2Pb3Bi8(S,Se)16
2.JB.25iNeyiteAg2Cu6Pb25Bi26S68
2.JB.25cNordströmiteCuPb3Bi7(Se4S10)
2.JB.25gNuffielditeCu1.4Pb2.4Bi2.4Sb0.2S7
2.JB.25dProuditeCuPb7.5Bi9.33(S,Se)22
2.JB.25hWeibullitePb5Bi8Se7S11
2.JB.25bFelbertaliteCu2Pb6Bi8S19
2.JB.25jRouxeliteCu2HgPb23Sb27S65.5
2.JB.25fÁngelaiteCu2AgPbBiS4
2.JB.25iCuproneyiteCu7Pb27Bi25S68
2.JB.30aGeocronitePb14(Sb,As)6S23
2.JB.30aJordanitePb14(As,Sb)6S23
2.JB.30bKirkiitePb10Bi3As3S19
2.JB.30cTsugaruitePb4As2S7
2.JB.35cPillaitePb9Sb10S23ClO0.5
2.JB.35aZinkenitePb9Sb22S42
2.JB.35bScainiitePb14Sb30S54O5
2.JB.35dPellouxite(Cu,Ag)Pb10Sb12S27O(Cl,S)0.6
2.JB.35fTubuliteAg2Pb22Sb20S53
2.JB.35eChovanitePb15-2xSb14+2xS36Ox (x ~ 0.2)
2.JB.40bAschamalmitePb6Bi2S9
2.JB.40aBursaitePb5Bi4S11 (?)
2.JB.40bEskimoiteAg7Pb10Bi15S36
2.JB.40aFizélyiteAg5Pb14Sb21S48
2.JB.40aGustaviteAgPbBi3S6
2.JB.40aLillianitePb3-2xAgxBi2+xS6
2.JB.40cOurayiteAg3Pb4Bi5S13
2.JB.40aRamdohritePb5.9Fe0.1Mn0.1In0.1Cd0.2Ag2.8Sb10.8S24
2.JB.40dSchirmeritePbAgBi3S6 - Pb3Ag1.5Bi3.5S9
2.JB.40aTreasuriteAg7Pb6Bi15S32
2.JB.40aUchucchacuaiteAgMnPb3Sb5S12
2.JB.40eUstarasitePb(Bi,Sb)6S10 (?)
2.JB.40aVikingiteAg5Pb8Bi13S30
2.JB.40aXilingolitePb3Bi2S6
2.JB.40bHeyrovskýitePb6Bi2S9
2.JB.40UM1988-05-S:AgBiCuHgPb(Hg,Ag,Cu,Pb)5Pb5Bi11S27
2.JB.40UM1988-06-S:AgBiCuHgPb(Pb,Hg)12(Cu,Ag)3(Bi,Sb)10(S,Te)27
2.JB.40aAndorite IVPb18Ag15Sb47S96
2.JB.55GratonitePb9As4S15
2.JB.60MarrucciiteHg3Pb16Sb18S46
2.JB.65VurroitePb20Sn2(Bi,As)22S54Cl6
5.7.1SeligmannitePbCuAsS3
5.7.2BournonitePbCuSbS3
5.7.3MeneghinitePb13CuSb7S24
5.7.4GladitePbCuBi5S9
5.7.5LindströmitePb3Cu3Bi7S15
5.7.6KrupkaitePbCuBi3S6
5.7.7HammaritePb2Cu2Bi4S9
5.7.8FriedrichitePb5Cu5Bi7S18
5.7.9AikinitePbCuBiS3
5.7.10NuffielditeCu1.4Pb2.4Bi2.4Sb0.2S7
5.7.11JaskólskiiteCuxPb2+x(Sb,Bi)2-xS5 (x ~ 0.15)
5.7.12TintinaitePb22Cu4(Sb,Bi)30S69
5.7.13KobellitePb22Cu4(Bi,Sb)30S69
5.7.14ProuditeCuPb7.5Bi9.33(S,Se)22
5.7.15NordströmiteCuPb3Bi7(Se4S10)
5.7.16WatkinsoniteCu2PbBi4(Se,S,Te)8
5.7.17PekoitePbCuBi11(S,Se)18
5.7.18PetroviciteCu3HgPbBiSe5
5.7.19Eclarite(Cu,Fe)Pb9Bi12S28
5.7.20MarriteAgPbAsS3
5.7.21ArgentobaumhaueriteAg1.5Pb22As33.5S72
5.7.22AndoriteAgPbSb3S6
5.7.23RamdohritePb5.9Fe0.1Mn0.1In0.1Cd0.2Ag2.8Sb10.8S24
5.7.25OurayiteAg3Pb4Bi5S13
5.7.26EskimoiteAg7Pb10Bi15S36
5.7.27FizélyiteAg5Pb14Sb21S48
5.7.28OwyheeiteAg3+xPb10-2xSb11+xS28, -0.13 < x > +0.20
5.7.29FreieslebeniteAgPbSbS3
5.7.30DiaphoriteAg3Pb2Sb3S8
5.7.31SterryiteCu(Ag,Cu)3Pb19(Sb,As)22(As-As)S56
5.7.32VikingiteAg5Pb8Bi13S30
5.7.33ZoubekiteAgPb4Sb4S10
5.7.34SchirmeritePbAgBi3S6 - Pb3Ag1.5Bi3.5S9
5.7.36GustaviteAgPbBi3S6
5.7.37KitaibeliteAg10PbBi30S51
5.7.38TreasuriteAg7Pb6Bi15S32
5.7.39BenjaminiteAg3Bi7S12
5.7.40Lengenbachite Ag4Cu2Pb18As12S39
5.7.41BerryiteCu3Ag2Pb3Bi7S16
5.7.42NeyiteAg2Cu6Pb25Bi26S68
5.7.43Larosite(Cu,Ag)21(Pb,Bi)2S13
5.7.44CupropavoniteCu0.9Ag0.5Pb0.6Bi2.5S5
5.7.45PadĕraiteCu7[(Cu,Ag)0.33Pb1.33Bi11.33]S22
5.7.46RayitePb8(Ag,Tl)2Sb8S21
5.7.47RathiteAg2Pb12-xTlx/2As18+x/2S40
5.7.48HatchiteAgTlPbAs2S5

Other Names for Roshchinite

Name in Other Languages:
German:Roshchinit
Spanish:Roshchinita

Other Information

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 Roshchinite

Reference List:
New Minerals (1997), New Minerals 1990-1994.

Doklady Akademii Nauk SSSR: 312(1): 197-200.

American Mineralogist (1992): 77: 450.

Internet Links for Roshchinite

Localities for Roshchinite

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 for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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.
Bolivia
 
  • Potosí Department
    • Sud Chichas Province
      • Atocha-Quechisla District
        • Chocaya-Animas (Animas-Chocaya)
Kempff, O., Paar, W.H., Tawackoli, S.: "Minerales de Bolivia", 115pp (La Paz, 2009) personal communication Werner Paar
Kazakhstan (TL)
 
  • Akmola Province (Aqmola Oblysy; Akmolinskaya Oblast')
    • Stepnogorsk
      • Aksu (Aqsu)
DAN-SSSR,(1990) 312, 197-200; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow; Filimonov et al (2005) New Data on Minerals Vol 40 pp96-104
Senegal
 
  • Tambacounda Region
The Massawa gold deposit, Eastern Senegal, West Africa: an orogenic gold deposit sourced from magmatically derived fluids? in Abdurrahman, A., J. C. Ø. Andersen, and B. J. Williamson. "Meeting of the Geological Society’s Mineral Deposits Studies Group was held on the 2nd–4th January 2013 at the University of Leicester, UK." Applied Earth Science (Trans. Inst. Min. Metall. B) 121.4 (2012): 211.
Mineral and/or Locality  
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