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Ardaite

A valid IMA mineral species
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08884670017271921066796.jpg
Ardaite

Gruvåsen mines, Persberg ore district, Filipstad, Värmland County, Sweden
05971080017271921099813.jpg
Ardaite, etc.

Gruvåsen mines, Persberg ore district, Filipstad, Värmland County, Sweden
03535430017271921145418.jpg
Ardaite, etc.

Gruvåsen mines, Persberg ore district, Filipstad, Värmland County, Sweden
08884670017271921066796.jpg
Ardaite

Gruvåsen mines, Persberg ore district, Filipstad, Värmland County, Sweden
05971080017271921099813.jpg
Ardaite, etc.

Gruvåsen mines, Persberg ore district, Filipstad, Värmland County, Sweden
03535430017271921145418.jpg
Ardaite, etc.

Gruvåsen mines, Persberg ore district, Filipstad, Värmland County, Sweden
08884670017271921066796.jpg
Ardaite

Gruvåsen mines, Persberg ore district, Filipstad, Värmland County, Sweden
05971080017271921099813.jpg
Ardaite, etc.

Gruvåsen mines, Persberg ore district, Filipstad, Värmland County, Sweden
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About ArdaiteHide

09414190017271921211436.jpg
Arda River Valley

Madzharovo deposit, Madzharovo, Madzharovo Municipality, Haskovo Province, Bulgaria
Formula:
Pb19Sb13S35Cl7
Colour:
Greenish gray or bluish green
Lustre:
Metallic
Hardness:
2½ - 3
Specific Gravity:
6.44 (Calculated)
Crystal System:
Monoclinic
Name:
For the Arda River, Bulgaria which passes through the type locality.
A rare example of a lead chlorosulfoantimonide.
Chemically related to dadsonite; also similar to 'UM1980-08-S:ClPbSb' (which has similar PXRD pattern), 'UM1980-09-S:ClPbSb', and 'UM1980-10-S:ClPbSb'.


Unique IdentifiersHide

Mindat ID:
320
Long-form identifier:
mindat:1:1:320:7

Similar NamesHide

AirditeA valid IMA mineral speciesSr(V4+O)2(PO4)2 · 4H2O
AraditeA valid IMA mineral speciesBaCa6[(SiO4)(VO4)](VO4)2F

IMA Classification of ArdaiteHide

Classification of ArdaiteHide

Strunz-mindat (2026):
2.LB.30

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
L : Unclassified Sulfosalts
B : With essential Pb
Dana 8th ed.:
2.15.1.1

2 : SULFIDES
15 : Chlor-sulfides
Hey's CIM Ref.:
6.5.8

6 : Sulphosalts - Sulphostannates, Sulphogermanates,Sulpharsenates, Sulphantimonates, Sulphovanadates and Sulphohalides
5 : Sulphohalides

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

Physical Properties of ArdaiteHide

Lustre:
Metallic
Transparency:
Opaque
Colour:
Greenish gray or bluish green
Hardness:
2½ - 3 on Mohs scale
Density:
6.44 g/cm3 (Calculated)

Optical Data of ArdaiteHide

Anisotropism:
Distinct
Reflectivity:
WavelengthR1 (%)R2 (%)
440nm31.3% 33.2%
480nm32.1% 34.4%
520nm32.3% 35.1%
580nm31.7% 34.7%
620nm31.1% 33.9%
660nm30.6% 32.8%
700nm30.3% 31.8%


Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 35.1%.
R1 shown in black, R2 shown in red
Pleochroism:
Weak

Chemistry of ArdaiteHide

Mindat Formula:
Pb19Sb13S35Cl7
Element Weights:
Element% weight
Pb57.137 %
Sb22.973 %
S16.288 %
Cl3.602 %

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

Crystallography of ArdaiteHide

Crystal System:
Monoclinic
Cell Parameters:
a = 21.09 Å, b = 22.11 Å, c = 8.05 Å
β = 103.02°
Ratio:
a:b:c = 0.954 : 1 : 0.364
Unit Cell V:
3,657.21 ų (Calculated from Unit Cell)
Z:
2
Morphology:
Aggregates of acicular crystals to 50 microns
Comment:
Point Group: n.d; Space Group: n.d

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
4.24 Å(20)
3.90 Å(20)
3.43 Å(100)
3.13 Å(40)
2.83 Å(80)
2.36 Å(20)
1.90 Å(30)
Comments:
Synthetic.

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Near-surface Processes
23 : Subaerial aqueous alteration by non-redox-sensitive fluids (see also #47)
High-? alteration and/or metamorphism
33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12])
Geological Setting:
Polymetallic ore deposits

Type Occurrence of ArdaiteHide

Type Locality:
ⓘ Madzharovo deposit, Madzharovo, Madzharovo Municipality, Haskovo Province, Bulgaria
General Appearance of Type Material:
As aggregates of acicular crystals, to 2 µm, as isolated inclusions in sulfides and sulfosalts.
Place of Conservation of Type Material:
National Museum of Natural History, Sofia, Bulgaria.
National Museum "Earth and Man", Sofia, Bulgaria.
Associated Minerals at Type Locality:
AnglesiteGalenaNadoritePyrostilpniteRobinsonite
SemseyiteTetrahedrite Subgroup
Reference:
Breskovska, V. V., Mozgova, N. N., Bortnikov, N. S., Gorshkov, A. I., Tsepin, A. I. (1982) Ardaite—a new lead-antimony chlorosulphosalt. Mineralogical Magazine, 46 (340) 357-361 doi:10.1180/minmag.1982.046.340.10

Synonyms of ArdaiteHide

Other Language Names for ArdaiteHide

Dutch:Ardaiet
French:Ardaïte
German:Ardait
Norwegian:Ardaitt
Spanish:Ardaita

Common AssociatesHide

Associations Based on Photo Data:
4 photos of Ardaite associated with GalenaPbS
1 photo of Ardaite associated with ArsenopyriteFeAsS
1 photo of Ardaite associated with SphaleriteZnS

Related Minerals - Strunz-mindat GroupingHide

2.LB.CiriottiiteCu(Cu,Ag)3Pb19(Sb,As)22(As2)S56Mon. 2/m
2.LB.HayyaniteCu5Ag11Pb76Sb71As17(As2+)8S224Mon. 2/m : P21/b
2.LB.WenqingitePb5(AsS3)2(Ge2S6)Mon. 2/m : P21/b
2.LB.05MiharaiteCu4FePbBiS6Orth.
2.LB.30LaunayiteCu2Pb20(Sb,As)26S60Mon. 2/m : P2/b
2.LB.30SorbyiteCuPb9(Sb,As)11S26Mon. 2/m : B2/m
2.LB.30PlayfairitePb16(Sb,As)19S44ClMon.
2.LB.30SterryiteCu(Ag,Cu)3Pb19(Sb,As)22(As2)S56Mon. 2/m
2.LB.30MadocitePb19(Sb,As)16S43Orth.
2.LB.35Larosite(Cu,Ag)21PbBiS13Orth.
2.LB.40MazzettiiteAg3HgPbSbTe5Orth.
2.LB.40PetroviciteCu3HgPbBiSe5Orth.
2.LB.45CreraritePt2-x(Bi,Pb)11(S,Se)11Tric. 1 : P1
2.LB.50QuijarroiteCu6HgPb2Bi4Se12Orth. mm2 : Pmn21
2.LB.55ZnamenskyitePb4In2Bi4S13Orth. mmm(2/m2/m2/m) : Pbam

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 ArdaiteHide

References for ArdaiteHide

Localities for ArdaiteHide

Showing 2 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.
Bulgaria (TL)
 
  • Haskovo Province
    • Madzharovo Municipality
      • Madzharovo
Breskovska et al. (1982)
Sweden
 
  • Värmland County
    • Filipstad
      • Persberg ore district
        • Gruvåsen mines
Burke et al. (1981)
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