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Roshchinite

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Formula:
Ag
 
19
Pb
 
10
Sb
 
51
S
 
96
System:OrthorhombicColour: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

IMA status:Approved
Strunz 8th edition ID:2/E.23-50
Nickel-Strunz 10th (pending) edition ID: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
Dana 8th edition ID:3.4.15.7

3 : SULFOSALTS
4 : ø = 3
Hey's CIM Ref.: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

Type Locality:Kvartsitovje Gorki Au deposit (Quartzite Hills), Aksu (Aqsu), Stepnogorsk, Akmola Province (Aqmola Oblysy; Akmolinskaya Oblast'), Kazakhstan
Year of Discovery:1990

Physical Properties of Roshchinite

Lustre: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:
Ag
 
19
Pb
 
10
Sb
 
51
S
 
96
Simplified for copy/paste:Ag19Pb10Sb51S96
Essential elements:Ag, Pb, S, Sb
All elements listed in formula:Ag, Pb, S, Sb
Common Impurities:Cu,Zn,Hg,Mn

Relationship of Roshchinite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
2.JB.05Diaphorite
Ag
 
3
Pb
 
2
Sb
 
3
S
 
8
2.JB.10Cosalite
Pb
 
2
Bi
 
2
S
 
5
2.JB.15Freieslebenite
AgPbSbS
 
3
2.JB.15Marrite
AgPbAsS
 
3
2.JB.20Cannizzarite
Pb
 
4
Bi
 
6
S
 
13
2.JB.20Wittite
Pb
 
9
Bi
 
12
(S,Se)
 
27
2.JB.25aJunoite
Cu
 
2
Pb
 
3
Bi
 
8
(S,Se)
 
16
2.JB.25iNeyite
Ag
 
2
Cu
 
6
Pb
 
25
Bi
 
26
S
 
68
2.JB.25cNordströmite
CuPb
 
3
Bi
 
7
(Se
 
4
S
 
10
)
2.JB.25gNuffieldite
Cu
 
1.4
Pb
 
2.4
Bi
 
2.4
Sb
 
0.2
S
 
7
2.JB.25dProudite
CuPb
 
7.5
Bi
 
9.33
(S,Se)
 
22
2.JB.25hWeibullite
Pb
 
5
Bi
 
8
Se
 
7
S
 
11
2.JB.25bFelbertalite
Cu
 
2
Pb
 
6
Bi
 
8
S
 
19
2.JB.25jRouxelite
Cu
 
2
HgPb
 
23
Sb
 
27
S
 
65.5
2.JB.25fÁngelaite
Cu
 
2
AgPbBiS
 
4
2.JB.25iCuproneyite
Cu
 
7
Pb
 
27
Bi
 
25
S
 
68
2.JB.30aGeocronite
Pb
 
14
(Sb,As)
 
6
S
 
23
2.JB.30aJordanite
Pb
 
14
(As,Sb)
 
6
S
 
23
2.JB.30bKirkiite
Pb
 
10
Bi
 
3
As
 
3
S
 
19
2.JB.30cTsugaruite
Pb
 
4
As
 
2
S
 
7
2.JB.35cPillaite
Pb
 
9
Sb
 
10
S
 
23
ClO
 
0.5
2.JB.35aZinkenite
Pb
 
9
Sb
 
22
S
 
42
2.JB.35bScainiite
Pb
 
14
Sb
 
30
S
 
54
O
 
5
2.JB.35dPellouxite
(Cu,Ag)Pb
 
10
Sb
 
12
S
 
27
O(Cl,S)
 
0.6
2.JB.35fTubulite
Ag
 
2
Pb
 
22
Sb
 
20
S
 
53
2.JB.35eChovanite
Pb
 
15-2x
Sb
 
14+2x
S
 
36
O
 
x
(x ~ 0.2)
2.JB.40bAschamalmite
Pb
 
6
Bi
 
2
S
 
9
2.JB.40aBursaite
Pb
 
5
Bi
 
4
S
 
11
(?)
2.JB.40bEskimoite
Ag
 
7
Pb
 
10
Bi
 
15
S
 
36
2.JB.40aFizélyite
Ag
 
5
Pb
 
14
Sb
 
21
S
 
48
2.JB.40aGustavite
Ag
 
3
Pb
 
5
Bi
 
11
S
 
24
2.JB.40aLillianite
Pb
 
3-2x
Ag
 
x
Bi
 
2+x
S
 
6
2.JB.40cOurayite
Ag
 
3
Pb
 
4
Bi
 
5
S
 
13
2.JB.40aRamdohrite
(Cd,Mn,Fe)Ag
 
5.5
Pb
 
12
Sb
 
21.5
S
 
48
2.JB.40dSchirmerite
PbAgBi
 
3
S
 
6
- Pb
 
3
Ag
 
1.5
Bi
 
3.5
S
 
9
2.JB.40aTreasurite
Ag
 
7
Pb
 
6
Bi
 
15
S
 
32
2.JB.40aUchucchacuaite
AgMnPb
 
3
Sb
 
5
S
 
12
2.JB.40eUstarasite
Pb(Bi,Sb)
 
6
S
 
10
(?)
2.JB.40aVikingite
Ag
 
5
Pb
 
8
Bi
 
13
S
 
30
2.JB.40aXilingolite
Pb
 
3
Bi
 
2
S
 
6
2.JB.40bHeyrovskýite
Pb
 
10
AgBi
 
5
S
 
18
2.JB.40UM1988-05-S:AgBiCuHgPb
(Hg,Ag,Cu,Pb)
 
5
Pb
 
5
Bi
 
11
S
 
27
2.JB.40UM1988-06-S:AgBiCuHgPb
(Pb,Hg)
 
12
(Cu,Ag)
 
3
(Bi,Sb)
 
10
(S,Te)
 
27
2.JB.40aAndorite IV
Pb
 
18
Ag
 
15
Sb
 
47
S
 
96
2.JB.55Gratonite
Pb
 
9
As
 
4
S
 
15
2.JB.60Marrucciite
Hg
 
3
Pb
 
16
Sb
 
18
S
 
46
2.JB.65Vurroite
Pb
 
20
Sn
 
2
(Bi,As)
 
22
S
 
54
Cl
 
6
Related Minerals - Hey's Index Grouping:

- +
5.7.1Seligmannite
PbCuAsS
 
3
5.7.2Bournonite
PbCuSbS
 
3
5.7.3Meneghinite
Pb
 
13
CuSb
 
7
S
 
24
5.7.4Gladite
PbCuBi
 
5
S
 
9
5.7.5Lindströmite
Pb
 
3
Cu
 
3
Bi
 
7
S
 
15
5.7.6Krupkaite
PbCuBi
 
3
S
 
6
5.7.7Hammarite
Pb
 
2
Cu
 
2
Bi
 
4
S
 
9
5.7.8Friedrichite
Pb
 
5
Cu
 
5
Bi
 
7
S
 
18
5.7.9Aikinite
PbCuBiS
 
3
5.7.10Nuffieldite
Cu
 
1.4
Pb
 
2.4
Bi
 
2.4
Sb
 
0.2
S
 
7
5.7.11Jaskólskiite
Pb
 
2+x
Cu
 
x
(Sb,Bi)
 
2-x
S
 
6
(x = 0.2)
5.7.12Tintinaite
Pb
 
22
Cu
 
4
(Sb,Bi)
 
30
S
 
69
5.7.13Kobellite
Pb
 
22
Cu
 
4
(Bi,Sb)
 
30
S
 
69
5.7.14Proudite
CuPb
 
7.5
Bi
 
9.33
(S,Se)
 
22
5.7.15Nordströmite
CuPb
 
3
Bi
 
7
(Se
 
4
S
 
10
)
5.7.16Watkinsonite
Cu
 
2
PbBi
 
4
(Se,S,Te)
 
8
5.7.17Pekoite
PbCuBi
 
11
(S,Se)
 
18
5.7.18Petrovicite
Cu
 
3
HgPbBiSe
 
5
5.7.19Eclarite
(Cu,Fe)Pb
 
9
Bi
 
12
S
 
28
5.7.20Marrite
AgPbAsS
 
3
5.7.21Baumhauerite-2a
Pb
 
11
Ag(As,Sb)
 
18
S
 
36
5.7.22Andorite
PbAgSb
 
3
S
 
6
5.7.23Ramdohrite
(Cd,Mn,Fe)Ag
 
5.5
Pb
 
12
Sb
 
21.5
S
 
48
5.7.25Ourayite
Ag
 
3
Pb
 
4
Bi
 
5
S
 
13
5.7.26Eskimoite
Ag
 
7
Pb
 
10
Bi
 
15
S
 
36
5.7.27Fizélyite
Ag
 
5
Pb
 
14
Sb
 
21
S
 
48
5.7.28Owyheeite
Ag
 
3+x
Pb
 
10-2x
Sb
 
11+x
S
 
28
, -0.13 < x > +0.20
5.7.29Freieslebenite
AgPbSbS
 
3
5.7.30Diaphorite
Ag
 
3
Pb
 
2
Sb
 
3
S
 
8
5.7.31Sterryite
Ag
 
2
Pb
 
10
(Sb,As)
 
12
S
 
29
5.7.32Vikingite
Ag
 
5
Pb
 
8
Bi
 
13
S
 
30
5.7.33Zoubekite
AgPb
 
4
Sb
 
4
S
 
10
5.7.34Schirmerite
PbAgBi
 
3
S
 
6
- Pb
 
3
Ag
 
1.5
Bi
 
3.5
S
 
9
5.7.36Gustavite
Ag
 
3
Pb
 
5
Bi
 
11
S
 
24
5.7.37Kitaibelite
Ag
 
10
PbBi
 
30
S
 
51
5.7.38Treasurite
Ag
 
7
Pb
 
6
Bi
 
15
S
 
32
5.7.39Benjaminite
(Ag,Cu)
 
3
(Bi,Pb)
 
7
S
 
12
5.7.40Lengenbachite
(Ag,Cu)
 
2
Pb
 
6
As
 
4
S
 
13
5.7.41Berryite
Cu
 
3
Ag
 
2
Pb
 
3
Bi
 
7
S
 
16
5.7.42Neyite
Ag
 
2
Cu
 
6
Pb
 
25
Bi
 
26
S
 
68
5.7.43Larosite
(Cu,Ag)
 
21
(Pb,Bi)
 
2
S
 
13
5.7.44Cupropavonite
AgCu
 
2
PbBi
 
5
S
 
10
5.7.45Padĕraite
Cu
 
5.9
Ag
 
1.3
Pb
 
1.6
Bi
 
11.2
S
 
22
5.7.46Rayite
Pb
 
8
(Ag,Tl)
 
2
Sb
 
8
S
 
21
5.7.47Rathite
Pb
 
8
Pb
 
4-x
(Tl
 
2
As
 
2
)
 
x
(Ag
 
2
As
 
2
)As
 
16
S
 
40
5.7.48Hatchite
AgTlPbAs
 
2
S
 
5

Other Names for Roshchinite

Synonyms:
IMA1989-006Roschinite
Other Languages:
German:Roshchinit
Spanish:Roshchinita

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 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

Search Engines:
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  • External Links:
  • Look for Roshchinite on Webmineral
  • Look for Roshchinite on Athena Mineralogy
  • Look for Roshchinite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Roshchinite details from Handbook of Mineralogy (PDF)
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  • Localities for Roshchinite

    (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.
    Bolivia
     
    • Potosí Department
      • Sud Chichas Province
        • Atocha-Quechisla District
    Kempff, O., Paar, W.H., Tawackoli, S.: "Minerales de Bolivia", 115pp (La Paz, 2009)
    Kazakhstan
     
    • 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
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