Nataliyamalikite

TlI
IMA status
  • Approved
IMA symbol
Nml
IMA approved
2016
Also known as
  • IMA2016-022
  • Nataliyamalikiet
  • Nataljamalikite

Where it forms, where it's found

Type locality
Avachinsky volcano (Avacha volcano
  1. Avachinskaya Sopka)
  2. Yelizovsky District
  3. Kamchatka Krai
  4. Russia

53.2550°, 158.8297°

2recorded occurrences
Source · OpenStreetMap

Safety & handling

Crystallography

Crystal system
Orthorhombic
Space group
Cmcm
Cell parameters
a = 4.5670(9) Å · b = 12.803(3) Å · c = 5.202(1) Å
Ratio a:b:c
1 : 2.803 : 1.139
Z
4
Type-locality form

pseudo-cubic crystals, ≤ 1 μm in size, within vacuoles; also as aggregates, up to 25 μm, in amorphous As-S glass

Crystal structure

Chemical composition

Constituent elements
Mass composition breakdown
ElementAtoms At. mass g/mol Mass g/molMass share
81TlThalliumThallium1204.380204.380
61.69%
53IIodineIodine1126.904126.904
38.31%
Total331.284100.00%

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

From IMA formula

Synonyms

  • IMA2016-022
  • Nataliyamalikiet
  • Nataljamalikite

In other languages

German
IMA 2016-022 · Nataliyamalikit

Classification

Strunz
10th ed.

3.AA.25

  • 3HalidesClass
  • 3.ASimple halides, without H2ODivision
  • 3.AAM:X = 1:1, 2:3, 3:5, etc.Group
  • 3.AA.25NataliyamalikiteSpecies

Literature, links & citation

Citations
  1. www.mindat.org (n.d.) https://www.mindat.org/mesg-7-413406.html
  2. 2016Hålenius, U., Hatert, F., Pasero, M., Mills, S. J. (2016) New minerals and nomenclature modifications approved in 2016, CNMNC Newsletter 32. Mineralogical Magazine, 80 (5) 915-922 doi:10.1180/minmag.2016.080.084DOI: 10.1180/minmag.2016.080.084
  3. 2017Okrugin, V., Favero, M., Liu, A., Etschmann, B., Plutachina, E., Mills, S., ... & Chubarov, M. (2017). Smoking gun for thallium geochemistry in volcanic arcs: Nataliyamalikite, TlI, a new thallium mineral from an active fumarole at Avacha Volcano, Kamchatka Peninsula, Russia. American Mineralogist, 102(8), 1736-1746.
  4. 2017www.minsocam.org (n.d.) http://www.minsocam.org/msa/Ammin/AM_Preprints/6057BruggerPrepringAug.pdf
  5. 2017www.sci-news.com (n.d.) http://www.sci-news.com/geology/new-mineral-nataliyamalikite-05017.html
Cite this entry
@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Nataliyamalikite — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/nataliyamalikite-47920},
  note      = {Accessed 2026-05-11}
}