Smirnovskite

(Th,Ca)(PO4) · nH2O
IMA status
  • Approved
  • Grandfathered
  • Questionable
IMA symbol
Snv
Discovered
1957
Also known as
  • Smirnovskiet

Where it forms, where it's found

3recorded occurrences
Source · OpenStreetMap

Radioactivity

Crystallography

Crystal system
Hexagonal
Space group
#119
Cell parameters
a = 7.12 Å · b = 7.12 Å · c = 6.47 Å
Cell angles
α = 90 ° · β = 90 ° · γ = 120 °
Ratio a:b:c
1 : 1.000 : 0.909

Synonyms

  • Smirnovskiet

In other languages

German
Smirnovskit
Italian
smirnovskite

Classification

Strunz
10th ed.

8.CJ.45

  • 8Phosphates, Arsenates, VanadatesClass
  • 8.CPhosphates without additional anions, with H2ODivision
  • 8.CJWith only large cationsGroup
  • 8.CJ.45SmirnovskiteSpecies

Literature, links & citation

Citations
  1. 1957Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 86 (1957), 607.
  2. 1993Zapiski Vserossiskogo Mineralogicheskogo Obshchetstva 122 (1993) (3), 79
Cite this entry
@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Smirnovskite — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/smirnovskite-27160},
  note      = {Accessed 2026-05-11}
}