Manganohatertite

Where it forms, where it's found

Type locality: Arsenatnaya fumarole
Second scoria cone
Northern Breakthrough (North Breach)
Great Fissure eruption (Main Fracture)
Tolbachik Volcanic field
Milkovsky District
Kamchatka Krai
Russia
55.6833°, 160.2333°

1recorded occurrences

Source · OpenStreetMap

Safety & handling

Crystallography

Crystal system: Monoclinic
Space group: C2/c
Cell parameters: a = 12.4557(4) Å · b = 13.0156(3) Å · c = 6.7289(2) Å
Cell angles: β = 113.662(4) °
Ratio a:b:c: 1 : 1.045 : 0.540

Chemical composition

Constituent elements: Mass composition breakdown
Element Atoms At. mass g/mol Mass g/mol Mass share
33AsArsenic Arsenic 3 74.922 224.766
36.63%
8OOxygen Oxygen 12 15.999 191.988
31.29%
26FeIron Iron 1 55.845 55.845
9.10%
25MnManganese Manganese 1 54.938 54.938
8.95%
11NaSodium Sodium 2 22.990 45.980
7.50%
20CaCalcium Calcium 1 40.078 40.078
6.53%
Total 613.595 100.00%
Mass share = atoms × atomic mass ÷ molar mass × 100
From Mindat formula

Mass composition breakdown
Element	Atoms	At. mass g/mol	Mass g/mol	Mass share
33AsArsenic	Arsenic	3	74.922	224.766	36.63%
8OOxygen	Oxygen	12	15.999	191.988	31.29%
26FeIron	Iron	1	55.845	55.845	9.10%
25MnManganese	Manganese	1	54.938	54.938	8.95%
11NaSodium	Sodium	2	22.990	45.980	7.50%
20CaCalcium	Calcium	1	40.078	40.078	6.53%
	Total	613.595	100.00%

Synonyms

IMA2023-098
Manganohatertiet

In other languages

German: Manganohatertit

Classification

Strunz

10th ed.

8.AC.05

8Phosphates, Arsenates, VanadatesClass
8.APhosphates, etc. without additional anions, without H₂ODivision
8.ACWith medium-sized and large cationsGroup
8.AC.05ManganohatertiteSpecies

Group, growth & confusion

3 members

Literature, links & citation

Citations

—Koshlyakova, N.N., Pekov, I.V., Agakhanov, A.A., Bullock, E., Belakovskiy, D.I., Zubkova, N.V., Chukanov, N.V., Britvin, S.N., Bulakh, M.O., Burns, P.C., Hazen, R.M. and Zhitova, E.S. (2024) Manganohatertite, IMA 2023-098. CNMNC Newsletter 77; Mineralogical Magazine, 88, https://doi.org/10.1180/mgm.2024.5

Cite this entry

@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Manganohatertite — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/manganohatertite-470988},
  note      = {Accessed 2026-05-11}
}