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Jankovićite

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Formula:
Tl5Sb9(As,Sb)4S22
Colour:
Black
Lustre:
Metallic
Hardness:
2
Crystal System:
Triclinic
Name:
Named in honor of Slobodan Janković (21 August 1925, Arandjelovac, Serbia, Yugoslavia - ), Professor in the Faculty of Mining and Geology, University of Belgrade, Yugoslavia (now Serbia), in recognition of his work on the mineralogy and geology of the Allchar Tl-As-Sb deposit.
Chemically, the Sb-dominant analogue of rebulite (monoclinic).


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Classification of JankovićiteHide

Approved
2.HD.20

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
H : Sulfosalts of SnS archetype
D : With Tl
3.8.13.2

3 : SULFOSALTS
8 : 1 < ø < 2

Physical Properties of JankovićiteHide

Metallic
Colour:
Black
Streak:
Brown-violet
Hardness:
Tenacity:
Brittle
Cleavage:
Perfect
Parallel to (100)
Fracture:
Sub-Conchoidal

Chemical Properties of JankovićiteHide

Formula:
Tl5Sb9(As,Sb)4S22

Crystallography of JankovićiteHide

Crystal System:
Triclinic
Class (H-M):
1 - Pedial
Space Group:
P1
Cell Parameters:
a = 7.393(4) Å, b = 8.711(5) Å, c = 17.58(1) Å
α = 103.81(3)°, β = 91.81(3)°, γ = 109.51(3)°
Ratio:
a:b:c = 0.849 : 1 : 2.018
Unit Cell V:
1,028.62 ų (Calculated from Unit Cell)
Z:
1
Morphology:
Hypidiomorphic or tabular crystals to 1mm

Type Occurrence of JankovićiteHide

Place of Conservation of Type Material:
Natural History Museum Vienna and Natural History Museum Belgrade, Serbia.
Associated Minerals at Type Locality:

Synonyms of JankovićiteHide

Other Language Names for JankovićiteHide

Simplified Chinese:硫锑砷铊矿
Spanish:Jankovićita

Related Minerals - Nickel-Strunz GroupingHide

2.HD.05LoránditeTlAsS2Mon. 2/m : P21/b
2.HD.05WeissbergiteTlSbS2Tric. 1 : P1
2.HD.15ChristiteTlHgAsS3Mon. 2/m
2.HD.25RebuliteTl5Sb5As8S22Mon. 2/m : P21/b
2.HD.30ImhofiteTl5.8As15.4S26Mon. 2/m
2.HD.35EdenharteritePbTlAs3S6Orth.
2.HD.40JentschiteTlPbAs2SbS6Mon.
2.HD.45HutchinsoniteTlPbAs5S9Orth.
2.HD.50BernarditeTlAs5S8Mon. 2/m : P21/b
2.HD.55SicheriteTlAg2(As,Sb)3S6Orth.
2.HD.60GabrieliteTl6Ag3Cu6(As,Sb)9S21Tric. 1 : P1

Related Minerals - Dana Grouping (8th Ed.)Hide

3.8.13.1RebuliteTl5Sb5As8S22Mon. 2/m : P21/b

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 JankovićiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Mineralogical Record: 27: 302.
Cvetković, L., Boronikhin, V.A., Pavićević, M.K., Krajnović, D., Gržetić, I., Libowitzky, E., Giester, G., Tillmanns, E. (1995) Jankovićite, Tl5Sb9(As,Sb)4S22, a new Tl-sulfosalt from Allchar, Macedonia. Mineralogy and Petrology: 53: 125-131.
Libowitzky, E., Giester, G., Tillmanns, E. (1995) The crystal structure of jankovićite, Tl5Sb9(As,Sb)4S22. European Journal of Mineralogy: 7: 479-487.
Makovicky, E., Balić-Žunić, T. (1998) Contribution to the crystal chemistry of thallium sulfosalts. IV. Modular description of Tl–As–Sb sulfosalts rebulite and jankovićite. N. Jb. Mineral. Abh.: 174: 181-210.
Balić-Žunić, T., Moëlo, Y., Karanović, L., Berlepsch, P. (2015) The solid solutions of rebulite and jankovićite in the phase system Tl2S-As2S3-Sb2S3. Macedonian Journal of Chemistry and Chemical Engineering: 34: 125-132.

Internet Links for JankovićiteHide

Localities for JankovićiteHide

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.
Republic of Macedonia
 
  • Kavadarci
    • Rožden (Rozhden; Roszdan)
Boev, B., Bermanec, V., Serafimovski, T., Lepitkoval, S., & Mikulcic, S. (2001). Allchar Mineral Assemblage. Geologica Macedonica, Vol. 15-16, p. 1-23 (2001-2002) Suppl
[Min.Petr.(1995) 53, 125-131; MinRec 27:302]
Mineral and/or Locality  
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