Lusakite

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
37.71%
13AlAluminium Aluminium 9 26.982 242.838
23.85%
27CoCobalt Cobalt 2 58.933 117.866
11.57%
14SiSilicon Silicon 4 28.085 112.340
11.03%
26FeIron Iron 2 55.845 111.690
10.97%
12MgMagnesium Magnesium 2 24.305 48.610
4.77%
1HHydrogen Hydrogen 1 1.008 1.008
0.10%
Total 1018.328 100.00%
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	37.71%
13AlAluminium	Aluminium	9	26.982	242.838	23.85%
27CoCobalt	Cobalt	2	58.933	117.866	11.57%
14SiSilicon	Silicon	4	28.085	112.340	11.03%
26FeIron	Iron	2	55.845	111.690	10.97%
12MgMagnesium	Magnesium	2	24.305	48.610	4.77%
1HHydrogen	Hydrogen	1	1.008	1.008	0.10%
	Total	1018.328	100.00%

Synonyms

Lusakit
Lusakita

Literature, links & citation

Citations

1934Skerl, A. C., Bannister, F. A. (1934) Lusakite, a cobalt-bearing silicate from Northern Rhodesia. Mineralogical Magazine and Journal of the Mineralogical Society, 23 (146) 598-606 doi:10.1180/minmag.1934.023.146.03 DOI: 10.1180/minmag.1934.023.146.03
1984Ward, C. M. (1984) Magnesium staurolite and green chromian staurolite from Fiordland. New Zealand. American Mineralogist, 69 (5-6) 531-540

Cite this entry

@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Lusakite — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/lusakite-9527},
  note      = {Accessed 2026-05-11}
}