Dewitite

AgzTl10-x-zPb2xSb42-x-yAsyS68 (0.09 ≤ x ≤ 2.13, 13.99 ≤ y ≤ 19.79, 0.10 ≤ z ≤ 0.50)
IMA status
  • Approved
  • Pending publication
IMA symbol
Dwt
Also known as
  • Dewitiet
  • IMA2019-098/20-F

Where it forms, where it's found

Type locality
Jas Roux
  1. La Chapelle-en-Valgaudemar
  2. Gap
  3. Hautes-Alpes
  4. Provence-Alpes-Côte d'Azur
  5. France

44.8125°, 6.3217°

4recorded occurrences
Source · OpenStreetMap

Safety & handling

Crystallography

Crystal system
Triclinic
Space group
#2
Cell parameters
a = 8.626(2) Å · b = 16.351(3) Å · c = 21.892(4) Å
Cell angles
α = 74.96(3) ° · β = 83.59(3) ° · γ = 88.91(3) °
Ratio a:b:c
1 : 1.896 : 2.538
Comment

structure determined

Synonyms

  • Dewitiet
  • IMA2019-098/20-F

In other languages

German
Dewitit · IMA 2019-098

Classification

Strunz
10th ed.

2.HD

  • 2Sulfides and SulfosaltsClass
  • 2.HSulfosalts of SnS archetypeDivision
  • 2.HDWith TlGroup
  • 2.HDDewititeSpecies

Group, growth & confusion

In the same group
5 members

Literature, links & citation

Citations
  1. 2021Makovicky, Emil, Plášil, Jakub, Kasatkin, Anatoly V., Škoda, Radek (2021) The crystal structure of Tl2.36Sb5.98As4.59S17, the lead-free endmember of the chabournéite homeotypic group. The Canadian Mineralogist, 59 (3) 533-549 doi:10.3749/canmin.2000093DOI: 10.3749/canmin.2000093
  2. 2021Miyawaki, Ritsuro, Hatert, Frédéric, Pasero, Marco, Mills, Stuart J. (2021) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) CNMNC Newsletter No 63. Mineralogical Magazine, 85 (6) 910-915 doi:10.1180/mgm.2021.74 DOI: 10.1180/mgm.2021.74
  3. 2022(2022) Dewitite. Handbook of Mineralogy. Mineralogical Society of America
  4. 2022Kasatkin, A.V.; Stepanov, S.Yu.; Tsyganko, M.V.; Škoda, R.; Nestola, F.; Plàšil, J.; Makovicky, E.; Agakhanov, A.A.; Palamarchuk, R.S. (2022) Mineralogy of the Vorontsovskoe gold deposit (Northern Urals). МИНЕРАЛОГИЯ (MINERALOGY), 8 (1). 5-93 doi:10.35597/2313-545x-2022-8-1-1 DOI: 10.35597/2313-545x-2022-8-1-1
Cite this entry
@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Dewitite — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/dewitite-55616},
  note      = {Accessed 2026-05-11}
}