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Barikaite

A valid IMA mineral species
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Formula:
Ag3Pb10(Sb8As11)S40
Colour:
greyish black
Lustre:
Metallic
Hardness:
3
Specific Gravity:
5.34 (Calculated)
Crystal System:
Monoclinic
Member of:
Sartorite Group
Name:
For the type locality.
Arsenian N = 4 member of the sartorite homologous series.

Very closely related to carducciite.

Chemically similar to, i.a., arsenquatrandorite, montpelvouxite, jasrouxite, parasterryite, and polloneite.


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Unique IdentifiersHide

Mindat ID:
43578
Long-form identifier:
mindat:1:1:43578:9

Similar NamesHide

BorickiteA synonym of 'Bořickýite'
BurkeiteA valid IMA mineral species - grandfatheredNa6(CO3)(SO4)2

IMA Classification of BarikaiteHide

Classification of BarikaiteHide

Strunz-mindat (2026):
2.HB.

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

Mineral SymbolsHide

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

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

Physical Properties of BarikaiteHide

Lustre:
Metallic
Transparency:
Opaque
Colour:
Greyish black
Streak:
Dark gray
Hardness:
3 on Mohs scale
Hardness:
VHN50=200 kg/mm2 - Vickers
Tenacity:
Brittle
Cleavage:
None Observed
Parting:
none
Fracture:
Irregular/Uneven
Density:
5.34 g/cm3 (Calculated)

Optical Data of BarikaiteHide

Anisotropism:
distinct, in shades of grey.
Bireflectance:
distinct bireflectance in grey tones,
Reflectivity:
WavelengthR1 (%)R2 (%)
470nm37.0%39.3%
546nm34.1%36.9%
589nm33.1%36.2%
650nm31.3%34.1%


Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 39.3%.
R1 shown in black, R2 shown in red
Colour in reflected light:
greyish white
Internal Reflections:
none

Chemistry of BarikaiteHide

Mindat Formula:
Ag3Pb10(Sb8As11)S40
Element Weights:
Element% weight
Pb37.835 %
S23.420 %
Sb17.787 %
As15.049 %
Ag5.909 %

Calculated from ideal end-member formula.
Elements listed:
Ag, As, Pb, S, Sb - search for minerals with similar chemistry

Crystallography of BarikaiteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P21/b
Cell Parameters:
a = 8.519(1) Å, b = 8.057(1) Å, c = 24.905(2) Å
β = 98.926(6)°
Ratio:
a:b:c = 1.057 : 1 : 3.091
Unit Cell V:
1,688.72 ų (Calculated from Unit Cell)
Z:
1
Comment:
P21/n

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0020527BarikaiteMakovicky E, Topa D (2013) The crystal structure of barikaite Mineralogical Magazine 77 3093-31042013Barika deposit, Azarbaijan Province, Iran0293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

Geological EnvironmentHide

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

Type Occurrence of BarikaiteHide

Type Locality:
ⓘ Barika ore deposit, Sardasht, Sardasht County, West Azerbaijan Province, Iran
General Appearance of Type Material:
anhedral grains
Place of Conservation of Type Material:
Natural History Museum Vienna, Austria, catalogue no. N 9581 (formerly in the Department of Materials Engineering and Physics, University of Salzburg, Salzburg, Austria, specimen number 15005).
Geological Setting of Type Material:
gold-rich volcanogenic massive sulfide deposit of Cretaceous age. Greenschist metamorphism and deformation in the form of shear zones overprinted the original synvolcanic stratiform textures
Associated Minerals at Type Locality:
BaryteGuettarditeQuartzSmithiteTennantite Subgroup
Reference:
Topa, D., Makovicky, E., Tajedin, H., Putz, H., Zagler, G. (2013) Barikaite, Pb10Ag3(Sb8As11)Σ19S40, a new member of the sartorite homologous series. Mineralogical Magazine, 77 (7) 3039-3046 doi:10.1180/minmag.2013.077.7.13

Synonyms of BarikaiteHide

Other Language Names for BarikaiteHide

Dutch:Barikaiet
German:Barikait

Relationship of Barikaite to other SpeciesHide

Member of:
Sartorite Group
Other Members of Sartorite Group:
ArgentobaumhaueriteAg1.5Pb22As33.5S72Tric. 1 : P1
ArgentodufrénoysiteAg3Pb26As35S80Tric. 1 : P1
ArgentoliveingiteAg3+xPb36-2xAs51+xS112Tric. 1 : P1
BaumhaueritePb12As16S36Tric. 1 : P1
BernarlottiitePb6(As5Sb3)S18Tric. 1 : P1
BoscardiniteTlPb4(Sb7As2)S18Tric. 1 : P1
Carducciite(Ag2Sb2)Pb12(As,Sb)16S40Mon. 2/m : P21/b
DekatriasartoriteTlPb58As97S204Mon. 2/m : P21/b
DufrénoysitePb2As2S5Mon. 2 : P21
ÉcrinsiteAgTl3Pb4As11Sb9S36Tric. 1 : P1
EnneasartoriteTl6Pb32As70S140Mon. 2/m : P21/b
GeueriteAg2Tl4Pb4As22S40Mon. 2/m : P21/b
GiuşcăiteAg2Tl4Pb4As20Sb2S40Mon. m
GuettarditePb8(Sb0.56As0.44)16S32Mon. 2/m : P21/b
HendekasartoriteTl2Pb48As82S172Mon. 2/m : P21/b
HeptasartoriteTl7Pb22As55S108Mon. 2/m : P21/b
HyršlitePb8As10Sb6S32Mon. 2 : P21
IncomsartoriteTl6Pb144As246S516Mon. 2/m
InterliveingiteAgPb18As25S56Mon. 2 : P21
LiveingitePb20As24S56Mon. 2 : P21
ParapierrotiteTlSb5S8Mon. m
PhilrothiteTlAs3S5Mon. 2/m : P21/b
PierrotiteTl2(Sb,As)10S16Orth. mm2 : Pna21
PolloneiteAgPb46As26Sb23S120Mon. 2 : P21
RathiteAg2Pb12-xTlx/2As18+x/2S40Mon. 2/m : P21/b
SartoritePbAs2S4Mon. 2/m : P21/m
Twinnite Pb0.8Tl0.1Sb1.3As0.8S4Mon. 2/m
VeenitePb16Sb9-xAs7+xS40, x ~ 0-0.5Mon. 2 : P21

Related Minerals - Strunz-mindat GroupingHide

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.05aSalzburgiteCu1.6Pb1.6Bi6.4S12Orth. mm2 : Pmc21
2.HB.05aHammariteCu2Pb2Bi4S9Orth.
2.HB.05cJaskólskiiteCuxPb2+x(Sb,Bi)2-xS5 (x ~ 0.15)Orth. mmm(2/m2/m2/m)
2.HB.05'UM1990-54-Se:BiCuPb'CuPb(Ni,Co)0.3Bi3Se6
2.HB.05aAikiniteCuPbBiS3Orth. mmm(2/m2/m2/m) : Pnma
2.HB.05aPekoiteCuPbBi11S18Orth. mm2
2.HB.05aFriedrichiteCu5Pb5Bi7S18Orth. mm2
2.HB.05bMeneghinitePb13CuSb7S24Orth. mmm(2/m2/m2/m)
2.HB.05aPaariteCu1.7Pb1.7Bi6.3S12Orth. mmm(2/m2/m2/m) : Pbcn
2.HB.05aLindströmiteCu3Pb3Bi7S15Orth. mmm(2/m2/m2/m)
2.HB.05aEmiliteCu10.7Pb10.7Bi21.3S48Orth. mm2 : Pmc21
2.HB.05aGladiteCuPbBi5S9Orth. mmm(2/m2/m2/m)
2.HB.05aKrupkaiteCuPbBi3S6Orth. mm2
2.HB.05'UM2000-46-S:BiCuPb'Cu0.33Pb0.33Bi7.67S12
2.HB.10bIzoklakeitePb27(Cu,Fe,Ag)2(Sb,Bi)19S57Orth. mmm(2/m2/m2/m) : Pnnm
2.HB.10cEclarite(Cu,Fe)Pb9Bi12S28Orth. mmm(2/m2/m2/m) : Pnma
2.HB.10aTintinaitePb22Cu4(Sb,Bi)30S69Orth. mmm(2/m2/m2/m) : Pnnm
2.HB.10bGiessenitePb27Cu2(Bi,Sb)19S57Mon. 2/m
2.HB.10aKobellitePb22Cu4(Bi,Sb)30S69Orth. mmm(2/m2/m2/m) : Pnnm
2.HB.15JamesonitePb4FeSb6S14Mon. 2/m : P21/b
2.HB.15BenavidesitePb4MnSb6S14Mon. 2/m : P21/b
2.HB.20aNagyágite[Pb3(Pb,Sb)3S6](Au,Te)3Mon. 2/m : P21/m
2.HB.20bBuckhorniteAuPb2BiTe2S3Orth. mmm(2/m2/m2/m) : Pmmm
2.HB.20eLuxembourgiteAgCuPbBi4Se8Mon. 2/m : P21/m
2.HB.20bJaszczakite[Bi3S3][AuS2]Orth. mmm(2/m2/m2/m) : Pmmn
2.HB.20dBerryiteCu3Ag2Pb3Bi7S16Mon. 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.25Meerschautite(Ag,Cu)6Pb43-2xSb44+2xS112Ox (x ~0.5)Mon. 2 : P21

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.

Internet Links for BarikaiteHide

References for BarikaiteHide

Localities for BarikaiteHide

Showing 1 localities.

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.
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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.
Iran (TL)
 
  • West Azerbaijan Province
    • Sardasht County
      • Sardasht
Williams et al. (2013) +1 other reference
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