Marmairolite

Where it forms, where it's found

1recorded occurrences

Source · OpenStreetMap

Chemical composition

Constituent elements: Mass composition breakdown
Element Atoms At. mass g/mol Mass g/mol Mass share
8OOxygen Oxygen 24 15.999 383.976
43.97%
14SiSilicon Silicon 8 28.085 224.680
25.73%
12MgMagnesium Magnesium 5 24.305 121.525
13.92%
25MnManganese Manganese 1 54.938 54.938
6.29%
11NaSodium Sodium 2 22.990 45.980
5.27%
20CaCalcium Calcium 1 40.078 40.078
4.59%
1HHydrogen Hydrogen 2 1.008 2.016
0.23%
Total 873.193 100.00%
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
8OOxygen	Oxygen	24	15.999	383.976	43.97%
14SiSilicon	Silicon	8	28.085	224.680	25.73%
12MgMagnesium	Magnesium	5	24.305	121.525	13.92%
25MnManganese	Manganese	1	54.938	54.938	6.29%
11NaSodium	Sodium	2	22.990	45.980	5.27%
20CaCalcium	Calcium	1	40.078	40.078	4.59%
1HHydrogen	Hydrogen	2	1.008	2.016	0.23%
	Total	873.193	100.00%

Synonyms

Marmairolit
Marmairolita

Literature, links & citation

Cite this entry

@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Marmairolite — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/marmairolite-10005},
  note      = {Accessed 2026-05-11}
}