Roshchinite (original) (raw)
A valid IMA mineral species
About RoshchiniteHide
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Colour:
Silver-gray, lead-gray
Crystal System:
Orthorhombic
Name:
Named in honor of Yuri Vladimirovich Roshchin (Roschin) (Юрий Владимирович Рощин) (1934-1979), geologist and geochemist with the Central Kazakhstan Geological Administration, Karaganda, Kazakhstan.
This page provides mineralogical data about Roshchinite.
Unique IdentifiersHide
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Long-form identifier:
mindat:1:1:3457:5
c57c9c71-b6e1-4ecc-9a42-bc1aaa785c26
IMA Classification of RoshchiniteHide
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IMA Formula:
(Ag,Cu)19Pb10Sb51S96
Type description reference:
Classification of RoshchiniteHide
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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
Mineral SymbolsHide
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As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
Symbol | Source | Reference |
---|---|---|
Rch | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of RoshchiniteHide
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Colour:
Silver-gray, lead-gray
Hardness:
VHN15=95 kg/mm2 - Vickers
Density:
5.265(15) g/cm3 (Measured) 5.263 g/cm3 (Calculated)
Optical Data of RoshchiniteHide
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Anisotropism:
Nearly isotropic in cross section
Bireflectance:
Weak and only seen on prismatic sections
Reflectivity:
Wavelength | R1 | R2 |
---|---|---|
400nm | 36.9% | 40.3% |
440nm | 37.0% | 40.5% |
480nm | 36.6% | 40.3% |
520nm | 36.3% | 40.2% |
560nm | 35.7% | 39.7% |
600nm | 35.0% | 38.9% |
640nm | 34.4% | 38.0% |
680nm | 33.6% | 37.0% |
700nm | 33.0% | 36.3% |
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 40.5%.
R1 shown in black, R2 shown in red
Colour in reflected light:
silver-white with weak blue tint
Chemistry of RoshchiniteHide
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Mindat Formula:
Ag19Pb10Sb51S96
Common Impurities:
Cu,Zn,Hg,Mn
Crystallography of RoshchiniteHide
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Crystal System:
Orthorhombic
Class (H-M):
m m m _(_2/_m_2/_m_2/m ) - Dipyramidal
Cell Parameters:
a = 12.946(19) Å, b = 19.048(10) Å, c = 16.932(12) Å
Ratio:
a:b:c = 0.68 : 1 : 0.889
Unit Cell V:
4,175.35 ų (Calculated from Unit Cell)
Morphology:
{100}, {210}, {110}, {230}, {010}, {111}, {221}, {252}, {201}, {031}, {041}, and {001}.
Comment:
Incommensurately modulated structure (Makovicky et al., 2018).
X-Ray Powder DiffractionHide
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Powder Diffraction Data:
d-spacing | Intensity |
---|---|
3.24 Å | (60) |
2.85 Å | (80) |
2.70 Å | (60) |
1.866 Å | (50) |
1.765 Å | (100) |
Geological EnvironmentHide
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Type Occurrence of RoshchiniteHide
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General Appearance of Type Material:
Short, prismatic, partly rounded crystals measuring 0.5 to 4 mm.
Place of Conservation of Type Material:
Fersman Mineralogical Museum, Moscow, Russia.
Mining Museum, St. Petersburg, Russia.
Associated Minerals at Type Locality:
Reference:
Spiridov, E.M., Petrova, I.B., Dashevskaya, D.M., Balashov, H.E. (1990) Roshchinite - new mineral of the andorite group. Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva: 119(5): 32-43.
Synonyms of RoshchiniteHide
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Other Language Names for RoshchiniteHide
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Relationship of Roshchinite to other SpeciesHide
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Other Members of this group:
Related Minerals - Strunz-mindat GroupingHide
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2.JB. | Senandorite | AgPbSb3S6 | Orth. m _m_2 : P m _n_21 |
---|---|---|---|
2.JB. | Oscarkempffite | Ag10Pb4(Sb17Bi9)S48 | Orth. m _m_2 |
2.JB. | Chukotkaite | AgPb7Sb5S15 | Mon. 2/m : _P_21/b |
2.JB. | Arsenquatrandorite | Ag17.6Pb12.8Sb38.1As11.5S96 | Mon. 2/m : _P_21/b |
2.JB. | Clino-oscarkempffite | Ag15Pb6Sb21Bi18S72 | Mon. 2/m : _P_21/b |
2.JB. | Andreadiniite | CuHgAg7Pb7Sb24S48 | Mon. 2/m : _P_21/b |
2.JB. | Ginelfite | Ag2(Ag0.5Fe)TlPb23.5(Sb,As)33.5S76 | Tric. 1 : _P_1 |
2.JB. | Lazerckerite | Ag3.75Pb4.50(Sb7.75Bi4)S24 | Mon. 2/m |
2.JB. | Lasmanisite | Ag12Pb13Mn11Sb44S96 | Orth. 222 : _P_212121 |
2.JB. | Montpelvouxite | AgPb16Sb27As18S84 | Tric. 1 : _P_1 |
2.JB. | Selenojunoite | Cu2Pb3Bi8Se16 | Mon. 2/m : _B_2/m |
2.JB.05 | Diaphorite | Ag3Pb2Sb3S8 | Mon. 2/m : _P_21/b |
2.JB.10 | Cosalite | Pb2Bi2S5 | Orth. m m m _(_2/_m_2/_m_2/m ) |
2.JB.15 | Freieslebenite | AgPbSbS3 | Mon. 2/m : _P_21/b |
2.JB.15 | Marrite | AgPbAsS3 | Mon. 2/m : _P_21/b |
2.JB.20 | Cannizzarite | Pb48Bi56S132 | Mon. 2/m : _P_21/m |
2.JB.20 | Wittite | Pb9Bi12(S,Se)27 | Mon. |
2.JB.25a | Junoite | Cu2Pb3Bi8(S,Se)16 | Mon. 2/m : _B_2/m |
2.JB.25i | Neyite | Ag2Cu6Pb25Bi26S68 | Mon. 2/m : _B_2/m |
2.JB.25c | Nordströmite | CuPb3Bi7(Se4S10) | Mon. 2/m : _P_21/m |
2.JB.25g | Nuffieldite | Cu1.4Pb2.4Bi2.4Sb0.2S7 | Orth. m m m _(_2/_m_2/_m_2/m ) |
2.JB.25d | Proudite | CuPb7.5Bi9.33(S,Se)22 | Mon. 2/m : _B_2/m |
2.JB.25h | Weibullite | Pb5Bi8Se7S11 | Orth. m m m _(_2/_m_2/_m_2/m ) : P n m a |
2.JB.25b | Felbertalite | Cu2Pb6Bi8S19 | Mon. 2/m : _B_2/m |
2.JB.25j | Rouxelite | Cu2HgPb23Sb27S65.5 | Mon. 2/m : _B_2/m |
2.JB.25f | Ángelaite | Cu2AgPbBiS4 | Orth. m m m _(_2/_m_2/_m_2/m ) : P n m a |
2.JB.25i | Cuproneyite | Cu7Pb27Bi25S68 | Mon. 2/m : _B_2/m |
2.JB.30a | Geocronite | Pb14Sb6S23 | Mon. 2/m : _P_21/m |
2.JB.30a | Jordanite | Pb14As6S23 | Mon. 2/m : _P_21/m |
2.JB.30b | Kirkiite | Pb10Bi3As3S19 | Mon. 2/m : _P_21/m |
2.JB.30c | Tsugaruite | Pb28As15S50Cl | Orth. m _m_2 : P n _n_2 |
2.JB.30a | Marcobaldiite | Pb12(Sb3As2Bi)Σ6S21 | Tric. 1 : _P_1 |
2.JB.30a | Arsenmarcobaldiite | Pb12(As3.2Sb2.8)Σ6S21 | Tric. 1 : _P_1 |
2.JB.35c | Pillaite | Pb9Sb10S23ClO0.5 | Mon. 2/m : _B_2/m |
2.JB.35a | Zinkenite | Pb9Sb22S42 | Hex. 6 : _P_63 |
2.JB.35b | Scainiite | Pb14Sb30S54O5 | Mon. 2/m : _B_2/m |
2.JB.35d | Pellouxite | (Cu,Ag)Pb10Sb12S27O(Cl,S)0.6 | Mon. 2/m : _B_2/m |
2.JB.35f | Tubulite | Ag2Pb22Sb20S53 | Mon. m : P b |
2.JB.35e | Chovanite | Pb15-2xSb14+2xS36Ox (x ~ 0.2) | Mon. 2/m : _B_2/m |
2.JB.40b | Aschamalmite | Pb6-3xBi2+xS9 | Mon. 2/m : _B_2/m |
2.JB.40a | Bursaite | Pb5Bi4S11 (?) | Orth. |
2.JB.40b | Eskimoite | Ag7Pb10Bi15S36 | Mon. |
2.JB.40a | Fizélyite | Ag5Pb14Sb21S48 | Mon. 2/m |
2.JB.40a | Gustavite | AgPbBi3S6 | Orth. m m m _(_2/_m_2/_m_2/m ) |
2.JB.40a | Lillianite | Pb3-2xAgxBi2+xS6 | Orth. m m m _(_2/_m_2/_m_2/m ) |
2.JB.40c | Ourayite | Ag3Pb4Bi5S13 | Orth. |
2.JB.40a | Ramdohrite | Pb5.9Fe0.1Mn0.1In0.1Cd0.2Ag2.8Sb10.8S24 | Mon. 2/m |
2.JB.40d | Schirmerite | PbAgBi3S6 - Pb3Ag1.5Bi3.5S9 | Orth. |
2.JB.40a | Treasurite | Ag7Pb6Bi15S32 | Mon. |
2.JB.40a | Uchucchacuaite | AgMnPb3Sb5S12 | Orth. m m m _(_2/_m_2/_m_2/m ) : P m m m |
2.JB.40e | Ustarasite | Pb(Bi,Sb)6S10 (?) | |
2.JB.40a | Vikingite | Ag5Pb8Bi13S30 | Mon. 2/m : _B_2/m |
2.JB.40a | Xilingolite | Pb3Bi2S6 | Mon. |
2.JB.40b | Heyrovskýite | Pb6Bi2S9 | Orth. m m m _(_2/_m_2/_m_2/m ) : C c c m |
2.JB.40 | UM1988-05-S:AgBiCuHgPb | (Hg,Ag,Cu,Pb)5Pb5Bi11S27 | |
2.JB.40 | UM1988-06-S:AgBiCuHgPb | (Pb,Hg)12(Cu,Ag)3(Bi,Sb)10(S,Te)27 | |
2.JB.40a | Quatrandorite | AgPbSb3S6 | Mon. 2/m : _P_21/b |
2.JB.40a | Menchettiite | AgPb2.40Mn1.60Sb3As2S12 | Mon. 2/m : _P_21/b |
2.JB.40a | Terrywallaceite | AgPb(Sb,Bi)3S6 | Mon. 2/m : _P_21/b |
2.JB.40a | Jasrouxite | Ag16Pb4(Sb24As16)S72 | Tric. 1 : _P_1 |
2.JB.40a | Erzwiesite | Ag8Pb12Bi16S40 | Orth. m m m _(_2/_m_2/_m_2/m ) : C m c m |
2.JB.40a | Staročeskéite | Ag0.70Pb1.60(Bi1.35Sb1.35)Σ2.70S6 | Orth. m m m _(_2/_m_2/_m_2/m ) : C m c m |
2.JB.40a | Oyonite | Ag3Mn2Pb4Sb7As4S24 | Mon. 2/m |
2.JB.40a | Holubite | Ag3Pb6(Sb8Bi3)S24 | Mon. 2/m |
2.JB.40b | Baiamareite | Ag4Pb12Fe4Sb20S48 | Mon. 2/m |
2.JB.40a | Tarutinoite | Ag3Pb7Bi7S19 | Mon. 2/m : _B_2/m |
2.JB.55 | Gratonite | Pb9As4S15 | Trig. 3_m_ : R_3_m |
2.JB.60 | Marrucciite | Hg3Pb16Sb18S46 | Mon. 2/m : _B_2/m |
2.JB.65 | Vurroite | Pb20Sn2(Bi,As)22S54Cl6 | Mon. 2/m : _B_2/b |
2.JB.65 | Tazieffite | Pb20Cd2(As,Bi)22S50Cl10 | Mon. 2/m : _B_2/b |
2.JB.70 | Daliranite | PbHgAs2S5 | Mon. |
Other InformationHide
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Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for RoshchiniteHide
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References for RoshchiniteHide
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Localities for RoshchiniteHide
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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
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- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and 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 (e.g. from pseudomorphs).
All localities listed without proper references should be considered as questionable.
Bolivia | |
---|---|
Potosí Sud Chichas Province Atocha Municipality Chocaya-Animas mining district (Animas-Chocaya mining district) ⓘ |
Kempff et al. (La Paz, 2009) +1 other reference |
Hungary | |
Fejér County Székesfehérvár District Lovasberény Meleg Hill ⓘ Stibnite occurrence | Papp et al. (2022) |
Kazakhstan (TL) | |
Akmola Region Stepnogorsk Aksu (Aqsu) ⓘ Kvartsitovje Gorki gold deposit (Quartzite Hills) (TL) | DAN-SSSR (1990) +3 other references |
Russia | |
Sverdlovsk Oblast Serovsky District Turya river Tur'insk ⓘ Vorontsovskoe deposit (Vorontsovsk gold deposit; Vorontsovka deposit) | Kasatkin et al. (2020) |
Senegal | |
Tambacounda Region ⓘ Massawa deposit (Massawa prospect) | The Massawa gold deposit et al. (Trans. Inst. Min. Metall. B) |