Sardashtite

Ag9Cu2.5Pb41Sb36.5As7S112
IMA status
  • Approved
  • Pending publication
IMA symbol
Sard
IMA approved
2023
Also known as
  • Sardashtiet

Where it forms, where it's found

Type locality
Barika ore deposit
  1. Sardasht
  2. Sardasht County
  3. West Azerbaijan Province
  4. Iran

36.1917°, 45.6500°

1recorded occurrences
Source · OpenStreetMap

Safety & handling

Crystallography

Crystal system
Monoclinic
Cell parameters
a = 8.2038(3) Å · b = 27.1002(10) Å · c = 22.7885(9) Å
Cell angles
β = 90.185(1) °
Ratio a:b:c
1 : 3.303 : 2.778

Chemical composition

Constituent elements
Mass composition breakdown
ElementAtoms At. mass g/mol Mass g/molMass share
82PbLeadLead41207.2008495.200
46.72%
51SbAntimonyAntimony36.5121.7604444.240
24.44%
16SSulfurSulfur11232.0603590.720
19.75%
47AgSilverSilver9107.868970.812
5.34%
33AsArsenicArsenic774.922524.454
2.88%
29CuCopperCopper2.563.546158.865
0.87%
Total18184.291100.00%

Mass share = atoms × atomic mass ÷ molar mass × 100

From IMA formula

Synonyms

  • Sardashtiet

In other languages

German
Sardashtit

Classification

Strunz
10th ed.

2.HB

  • 2Sulfides and SulfosaltsClass
  • 2.HSulfosalts of SnS archetypeDivision
  • 2.HBWith Cu, Ag, Fe, Sn and PbGroup
  • 2.HBSardashtiteSpecies

Literature, links & citation

Citations
  1. 2023Bosi, Ferdinando, Hatert, Frédéric, Pasero, Marco, Mills, Stuart J. (2023) Newsletter 72. Mineralogical Magazine, 87 (3) 512-518 doi:10.1180/mgm.2023.21DOI: 10.1180/mgm.2023.21
Cite this entry
@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Sardashtite — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/sardashtite-470704},
  note      = {Accessed 2026-05-11}
}