Arsenquatrandorite

Where it forms, where it's found

Type locality: Barika ore deposit
Sardasht
Sardasht County
West Azerbaijan Province
Iran
36.1917°, 45.6500°

2recorded occurrences

Source · OpenStreetMap

Safety & handling

Crystallography

Crystal system: Monoclinic
Space group: P21/c
Cell parameters: a = 19.057(7) Å · b = 17.039(6) Å · c = 12.911(5) Å
Cell angles: β = 89.993(6) °
Ratio a:b:c: 1 : 0.894 : 0.677

Chemical composition

Constituent elements: Mass composition breakdown
Element Atoms At. mass g/mol Mass g/mol Mass share
51SbAntimony Antimony 38.1 121.760 4639.056
35.34%
16SSulfur Sulfur 96 32.060 3077.760
23.44%
82PbLead Lead 12.8 207.200 2652.160
20.20%
47AgSilver Silver 17.6 107.868 1898.477
14.46%
33AsArsenic Arsenic 11.5 74.922 861.603
6.56%
Total 13129.056 100.00%
Mass share = atoms × atomic mass ÷ molar mass × 100
From IMA formula

Mass composition breakdown
Element	Atoms	At. mass g/mol	Mass g/mol	Mass share
51SbAntimony	Antimony	38.1	121.760	4639.056	35.34%
16SSulfur	Sulfur	96	32.060	3077.760	23.44%
82PbLead	Lead	12.8	207.200	2652.160	20.20%
47AgSilver	Silver	17.6	107.868	1898.477	14.46%
33AsArsenic	Arsenic	11.5	74.922	861.603	6.56%
	Total	13129.056	100.00%

Synonyms

Arsenquatrandoriet
Arsenquatrandoritt
IMA2012-087

In other languages

German: Arsenquatrandorit · IMA 2012-087
Italian: arsenquatrandorite

Classification

Strunz

10th ed.

2.JB

2Sulfides and SulfosaltsClass
2.JSulfosalts of PbS archetypeDivision
2.JBGalena derivatives, with PbGroup
2.JBArsenquatrandoriteSpecies

Group, growth & confusion

30 members

Literature, links & citation

Citations

2013Williams, P. A., Hatert, F., Pasero, M., Mills, S. J. (2013) New minerals and nomenclature modifications approved in 2013. CNMNC Newsletter No 16. Mineralogical Magazine, 77 (6) 2695-2709 doi:10.1180/minmag.2013.077.6.01DOI: 10.1180/minmag.2013.077.6.01
2022(2022) Arsenquatrandorite. Handbook of Mineralogy. Mineralogical Society of America

Cite this entry

@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Arsenquatrandorite — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/arsenquatrandorite-43852},
  note      = {Accessed 2026-05-11}
}