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Jaskólskiite

A valid IMA mineral species
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About JaskólskiiteHide

06695340014961101485299.jpg
Stanisław Jaskólski
Formula:
CuxPb2+x(Sb,Bi)2-xS5 (x ~ 0.15)
Type material has Pb2.22Cu0.19Sb1.17Bi0.62S5.
Harris et al. (1984) give the empirical formula Pb2.15Cu0.15Sb1.08Bi0.77S5.
Colour:
Lead grey
Lustre:
Metallic
Hardness:
4
Specific Gravity:
6.53 (Calculated)
Crystal System:
Orthorhombic
Name:
Named by Marek A. Zakrzewski in 1985 in honor of Stanisław Jaskólski (28 September 1896, Lviv, Ukraine - 4 August 1981, Kraków, Poland), Polish mineralogist and professor at Akademia Górniczo-Hutnicza in Kraków, Poland. He developed ore microscopy in Poland.
Silvery white metallic masses with no apparent cleavage. The breakage surface may look somewhat granular. Compare the chemically similar tintinaite.


Unique IdentifiersHide

Mindat ID:
2079
Long-form identifier:
mindat:1:1:2079:0
GUID
(UUID V4):
01971dc7-ac33-4b13-a9e9-ce9a8079ff51

IMA Classification of JaskólskiiteHide

Approved
IMA Formula:
CuxPb2+x(Sb,Bi)2-xS5 (x ≈ 0.15)
Approval year:
1982
First published:
1984

Classification of JaskólskiiteHide

2.HB.05c

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
H : Sulfosalts of SnS archetype
B : With Cu, Ag, Fe, Sn and Pb
3.5.13.1

3 : SULFOSALTS
5 : 2.5 < ø < 3
5.7.11

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

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference
JksIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of JaskólskiiteHide

Metallic
Transparency:
Opaque
Comment:
Bright silvery-white
Colour:
Lead grey
Streak:
Dark grey
Hardness:
Hardness:
VHN100=165 - 179 kg/mm2 - Vickers
Tenacity:
Brittle
Cleavage:
None Observed
Density:
6.53(6) g/cm3 (Calculated)
Comment:
D(calc.): 6.47–6.59 g/cm³.

Optical Data of JaskólskiiteHide

Anisotropism:
Strong, without distinct colors
Reflectivity:
WavelengthR1R2
400nm38.4%44.9%
420nm38.4%44.6%
440nm38.1%44.1%
460nm37.8%43.6%
480nm37.4%43.1%
500nm37.0%42.6%
520nm36.7%42.3%
540nm36.5%42.0%
560nm36.3%41.7%
580nm36.1%41.5%
600nm36.0%41.3%
620nm35.8%41.0%
640nm35.5%40.7%
660nm35.2%40.2%
680nm34.8%39.8%
700nm34.4%39.3%

Reflectance graph
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 44.9%.
R1 shown in black, R2 shown in red
Colour in reflected light:
Gray
Pleochroism:
Visible
Comments:
Moderate, in yellow tints.

Chemistry of JaskólskiiteHide

Mindat Formula:
CuxPb2+x(Sb,Bi)2-xS5 (x ~ 0.15)

Type material has Pb2.22Cu0.19Sb1.17Bi0.62S5.
Harris et al. (1984) give the empirical formula Pb2.15Cu0.15Sb1.08Bi0.77S5.

Crystallography of JaskólskiiteHide

Crystal System:
Orthorhombic
Class (H-M):
mmm (2/m 2/m 2/m) - Dipyramidal
Cell Parameters:
a = 11.32 Å, b = 19.85 Å, c = 4.094 Å
Ratio:
a:b:c = 0.57 : 1 : 0.206
Unit Cell V:
919.93 ų (Calculated from Unit Cell)
Z:
4
Morphology:
Forms observed include {010} and {110} and to a lesser degree {100}, {120} and {210}.
Comment:
Space group Pbnm (non-standard setting). Range of unit-cell parameters observed: a = 11.312–11.331, b = 19.829–19.871, c = 4.088–4.100 Å.

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
3.710 Å(100)
3.595 Å(50)
3.333 Å(60)
2.970 Å(80)
2.761 Å(60)
2.751 Å(50)
2.050 Å(50)

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
High-𝑇 alteration and/or metamorphism
33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12])

Type Occurrence of JaskólskiiteHide

General Appearance of Type Material:
Aggregates up to a few centimetres in diameter of lead-grey sulfosalt intergrown with galena.
Place of Conservation of Type Material:
1) Wroclaw University, Wroclaw, Poland, II–6801.
2) Institute of Earth Sciences, Free University of Amsterdam, Amsterdam, The Netherlands, 150-J-2.
3) National Museum of Natural History, Washington, D.C., USA, 162203, 162481.
Geological Setting of Type Material:
A fahlband-type chalcopyrite-cobaltite deposit.
Associated Minerals at Type Locality:
Reference:
Zakrzewski, M.A. (1984) Jaskólskiite, a new Pb-Cu-Sb-Bi sulfosalt from the Vena Deposit, Sweden. The Canadian Mineralogist: 22: 481-485.

Synonyms of JaskólskiiteHide

Other Language Names for JaskólskiiteHide

Relationship of Jaskólskiite to other SpeciesHide

Other Members of this group:
MeneghinitePb13CuSb7S24Orth. mmm (2/m 2/m 2/m)

Common AssociatesHide

Associated Minerals Based on Photo Data:
5 photos of Jaskólskiite associated with IzoklakeitePb27(Cu,Fe,Ag)2(Sb,Bi)19S57
3 photos of Jaskólskiite associated with CalciteCaCO3
1 photo of Jaskólskiite associated with BournonitePbCuSbS3
1 photo of Jaskólskiite associated with QuartzSiO2

Related Minerals - Strunz-mindat GroupingHide

2.HB.BarikaiteAg3Pb10(Sb8As11)S40Mon. 2/m : P21/b
2.HB.Carducciite(Ag2Sb2)Pb12(As,Sb)16S40Mon. 2/m : P21/b
2.HB.SardashtiteAg9Cu2.5Pb41Sb36.5As7S112Mon. 2/m
2.HB.InterliveingiteAgPb18As25S56Mon. 2 : P21
2.HB.ReckibachiteAg2Pb12As14Sb4S40Mon. 2/m : P21/b
2.HB.05aAikinitePbCuBiS3Orth. mmm (2/m 2/m 2/m) : Pnma
2.HB.05aFriedrichitePb5Cu5Bi7S18Orth. mm2
2.HB.05aGladitePbCuBi5S9Orth. mmm (2/m 2/m 2/m)
2.HB.05aHammaritePb2Cu2Bi4S9Orth.
2.HB.05aKrupkaitePbCuBi3S6Orth. mm2
2.HB.05aLindströmitePb3Cu3Bi7S15Orth. mmm (2/m 2/m 2/m)
2.HB.05bMeneghinitePb13CuSb7S24Orth. mmm (2/m 2/m 2/m)
2.HB.05aPekoitePbCuBi11S18Orth. mm2
2.HB.05aEmilitePb2.7Cu2.7Bi5.3S12Orth. mm2 : Pmc21
2.HB.05UM2000-46-S:BiCuPbCu0.33Pb0.33Bi7.67S12
2.HB.05aSalzburgitePb1.6Cu1.6Bi6.4S12Orth. mm2 : Pmc21
2.HB.05UM1990-54-Se:BiCuPbCuPb(Ni,Co)0.3Bi3Se6
2.HB.05aPaaritePb1.7Cu1.7Bi6.3S12Orth. mmm (2/m 2/m 2/m) : Pbcn
2.HB.10cEclarite(Cu,Fe)Pb9Bi12S28Orth. mmm (2/m 2/m 2/m) : Pnma
2.HB.10bGiessenitePb27Cu2(Bi,Sb)19S57Mon. 2/m
2.HB.10bIzoklakeitePb27(Cu,Fe,Ag)2(Sb,Bi)19S57Orth. mmm (2/m 2/m 2/m) : Pnnm
2.HB.10aKobellitePb22Cu4(Bi,Sb)30S69Orth. mmm (2/m 2/m 2/m) : Pnnm
2.HB.10aTintinaitePb22Cu4(Sb,Bi)30S69Orth. mmm (2/m 2/m 2/m) : Pnnm
2.HB.15BenavidesitePb4MnSb6S14Mon. 2/m : P21/b
2.HB.15JamesonitePb4FeSb6S14Mon. 2/m : P21/b
2.HB.20dBerryiteCu3Ag2Pb3Bi7S16Mon. 2/m : P21/m
2.HB.20bBuckhorniteAuPb2BiTe2S3Orth. mmm (2/m 2/m 2/m) : Pmmm
2.HB.20aNagyágite[Pb3(Pb,Sb)3S6](Au,Te)3Mon. 2/m : P21/m
2.HB.20eWatkinsoniteCu2PbBi4(Se,S,Te)8Mon. 2/m : P21/m
2.HB.20cMuseumite[Pb2(Pb,Sb)2S8][(Te,Au)2]Mon. 2
2.HB.20eLitochlebiteAg2PbBi4Se8Mon. 2/m : P21/m
2.HB.20bJaszczakite[Bi3S3][AuS2]Orth. mmm (2/m 2/m 2/m) : Pmmn
2.HB.20eLuxembourgiteAgCuPbBi4Se8Mon. 2/m : P21/m
2.HB.25Meerschautite(Ag,Cu)6Pb43-2xSb44+2xS112Ox (x ~0.5)Mon. 2 : P21

Other InformationHide

Notes:
Reacts with HNO3 (1:1) immediately, but no observable reaction occurs with HCl (1:1), KOH (40%) or FeCl3 (20%).
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 JaskólskiiteHide

References for JaskólskiiteHide

Reference List:

Localities for JaskólskiiteHide

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 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.
Argentina
 
  • Salta Province
    • Los Andes department
      • San Antonio de los Cobres
Färber (n.d.)
Austria
 
  • Styria
    • Liezen District
      • Schladming
        • Giglach valley
          • Knappen lakes
Schachinger et al. (2017)
Canada
 
  • Nunavut
    • Itchen Lake
      • Izok Lake
Anthony +2 other references
China
 
  • Gansu
    • Longnan
      • Hui Co.
Jianglong Li et al. (2012)
Finland
 
  • Southwest Finland
    • Salo
      • Kisko
Ilkka Mikkola collection
Germany
 
  • Rhineland-Palatinate
    • Neuwied
      • Puderbach
        • Raubach
Wagner et al. (1997)
Italy
 
  • Tuscany
    • Lucca Province
      • Vergemoli
        • Fornovolasco
Biagioni et al. (2008)
Russia
 
  • Amur Oblast
    • Urusha-Oldoi ore district
Vakh et al. (2016)
  • Primorsky Krai
    • Krasnoarmeysky District
      • Arminsky ore district
        • Vostok
Gvozdev et al. (2005)
  • Zabaykalsky Krai
    • Eastern Transbaikalia
Bortnikov et al. (1987) +1 other reference
Slovakia
 
  • Košice Region
    • Rožňava District
      • Rožňava
Pršek et al. (2007)
Pršek J & Biroň A. (2007) +1 other reference
  • Prešov Region
    • Prešov District
      • Zlatá Baňa
Duda et. all.
Ďuďa R. (2001)
Spain
 
  • Andalusia
    • Seville
      • Aznalcóllar
Almodóvar et al. (1998)
Sweden (TL)
 
  • Örebro County
    • Askersund
      • Hammar
Zakrzewski (1984) +2 other references
 
Mineral and/or Locality  
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