Nazarovite

Ni12P5
IMA status
  • Approved
IMA symbol
Naz
IMA approved
2019
Also known as
  • IMA2019-013
  • Nazaroviet

Where it forms, where it's found

Geological setting

Diopside-rich microbreccia of pyrometamorphic origin (terrestrial); acid-insoluble fraction of Ni-rich precipitates (a pallasite meteorite).

Type locality
Wadi Halamish
  1. Hatrurim Basin
  2. Tamar Regional Council
  3. Beersheba Subdistrict
  4. Southern District
  5. Israel

31.1631°, 35.2992°

3recorded occurrences
Source · OpenStreetMap

Optical

Optical colour
white (nazarovite-transjordanite intergrowths)
Notes

indistinguishable from the (intergrown) transjordanite; reflectance could not be measured

Crystallography

Crystal system
Tetragonal
Space group
#135
Cell parameters
a = 8.640(1) Å · c = 5.071(3) Å
Unit cell volume
378.52 ų
Z
2
Type-locality form

Terrestrial: micron-sized lamellae (intergrown with transjordanite); meteoritic: chisel-like crystals, up to 8 microns long (3 microns thick).

Comment

structurally similar to schreibersite-nickelphosphide

Chemical composition

Constituent elements
Mass composition breakdown
ElementAtoms At. mass g/mol Mass g/molMass share
28NiNickelNickel1258.693704.316
81.97%
15PPhosphorusPhosphorus530.974154.870
18.03%
Total859.186100.00%

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

From IMA formula

Synonyms

  • IMA2019-013
  • Nazaroviet

In other languages

German
IMA 2019-013 · Nazarovit

Classification

Strunz
10th ed.

1.BD.35

  • 1ElementsClass
  • 1.BMetallic Carbides, Silicides, Nitrides, Phosphides and HydridesDivision
  • 1.BDPhosphidesGroup
  • 1.BD.35NazaroviteSpecies

Literature, links & citation

Citations
  1. 2019Miyawaki, Ritsuro, Hatert, Frédéric, Pasero, Marco, Mills, Stuart J. (2019) CNMNC Newsletter No 50, New minerals and nomenclature modifications approved in 2019. Mineralogical Magazine, 83 (4) 615-620 doi:10.1180/mgm.2019.46DOI: 10.1180/mgm.2019.46
  2. 2022(2022) Nazarovite. Handbook of Mineralogy. Mineralogical Society of America
  3. 2022Britvin, Sergey N., Murashko, Mikhail N., Krzhizhanovskaya, Maria G., Vereshchagin, Oleg S., Vapnik, Yevgeny, Shilovskikh, Vladimir V., Lozhkin, Maksim S., Obolonskaya, Edita V. (2022) Nazarovite, Ni12P5, a new terrestrial and meteoritic mineral structurally related to nickelphosphide, Ni3P. American Mineralogist, 107 (10) 1946-1951 doi:10.2138/am-2022-8219DOI: 10.2138/am-2022-8219
Cite this entry
@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Nazarovite — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/nazarovite-53677},
  note      = {Accessed 2026-05-11}
}