Manganophyllite

Where it forms, where it's found

Type locality: Harstigen Mine
Pajsberg
Persberg ore district
Filipstad
Värmland County
Sweden
59.7853°, 14.3139°

31recorded occurrences

Source · OpenStreetMap

Physical

Colour: Dark brownish

Crystallography

Crystal system: Hexagonal

Chemical composition

Constituent elements: Mass composition breakdown
Element Atoms At. mass g/mol Mass g/mol Mass share
8OOxygen Oxygen 12 15.999 191.988
25.61%
26FeIron Iron 3 55.845 167.535
22.35%
25MnManganese Manganese 3 54.938 164.814
21.99%
14SiSilicon Silicon 3 28.085 84.255
11.24%
12MgMagnesium Magnesium 3 24.305 72.915
9.73%
19KPotassium Potassium 1 39.098 39.098
5.21%
13AlAluminium Aluminium 1 26.982 26.982
3.60%
1HHydrogen Hydrogen 2 1.008 2.016
0.27%
Total 749.603 100.00%
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	12	15.999	191.988	25.61%
26FeIron	Iron	3	55.845	167.535	22.35%
25MnManganese	Manganese	3	54.938	164.814	21.99%
14SiSilicon	Silicon	3	28.085	84.255	11.24%
12MgMagnesium	Magnesium	3	24.305	72.915	9.73%
19KPotassium	Potassium	1	39.098	39.098	5.21%
13AlAluminium	Aluminium	1	26.982	26.982	3.60%
1HHydrogen	Hydrogen	2	1.008	2.016	0.27%
	Total	749.603	100.00%

Synonyms

Manganoan Biotite
Manganofyll
Manganophyll
Manganophyllit
Manganophyllita

Literature, links & citation

Citations

1872Igelström, L. J. (1872) Manganophyll, en ny glimmerart från Pajsbergs järn - och manganmalmsgrufvor i Wermland [Manganophyll, a new mica species from Pajsberg's iron and manganese ore mines in Värmland]. Öfversigt af Kongl. vetenskaps-akademiens förhandlingar, 29 (3) 63-64
1872Sjōgren, A. (1872) Ett par nya fyndorter för mineralet Manganofyll. Geologiska Föreningen i Stockholm Förhandlingar, 1 (4) 64 doi:10.1080/11035897209443813DOI: 10.1080/11035897209443813
1890Hamberg, Axel (1890) Mineralogische Studien. 12. Ûber die Habitusveränderung der Rhodonitkrystalle bei der Umwandlung im Karyophilit [Mineralogical studies. 12. About the change in habitus of rhodonite crystals when transformed into Mineralogical studies. 12. About the change in habitus of rhodonite crystals when transformed into caryopilite]. Geologiska Föreningen i Stockholm Förhandlingar, 12 (7) 609-6317 doi:10.1080/11035899009444288DOI: 10.1080/11035899009444288
1954Levinson, A. A., Heinrich, E. Wm. (1954) Studies in the mica group; single crystal data on phlogopites, biotites, and manganophyllites. American Mineralogist, 39 (11-12) 937-945
1961Nayak, V. K. (1961) A note on Manganophyllite from Goldongri, India. Mineralogical Magazine and Journal of the Mineralogical Society, 32 (254) 908-909 doi:10.1180/minmag.1961.032.254.06 DOI: 10.1180/minmag.1961.032.254.06

Cite this entry

@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Manganophyllite — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/manganophyllite-2472},
  note      = {Accessed 2026-05-11}
}