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Crystal System:
for its relation (Tl analogy) to other supergroup members, cryptomelane and strontiomelane
First thallian member of the group. Approximately a more Mn(IV)-rich TlCu analogue of cryptomelane and strontiomelane. First Tl- and Mn-dominant oxide mineral to date.

See also Thallian Cryptomelane.

Hide all sections | Show all sections

Classification of ThalliomelaneHide

Approved, Pending publication

Chemical Properties of ThalliomelaneHide

IMA Formula:

Crystallography of ThalliomelaneHide

Crystal System:
Class (H-M):
4/m - Dipyramidal
Space Group:
Cell Parameters:
a = 9.866(1) Å, c = 2.8721(4) Å
a:c = 1 : 0.291
Unit Cell V:
279.56 ų (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

Powder Diffraction Data:
3.120 Å(85)
2.467 Å(39)
2.407 Å(66)
2.163 Å(66)
1.838 Å(45)
1.644 Å(100)
1.545 Å(39)
1.436 Å(76)

Type Occurrence of ThalliomelaneHide

Place of Conservation of Type Material:
collections of the Mineralogical Museum, University of Wrocław, Cybulskiego 30, 50-205 Wrocław, Poland, catalogue number MMWr IV8025

Synonyms of ThalliomelaneHide

Relationship of Thalliomelane to other SpeciesHide

Other Members of this group:
CoronaditePb(Mn4+6Mn3+2)O16Mon. 2/m
CryptomelaneK(Mn4+7Mn3+)O16Mon. 2/m
FerricoronaditePb(Mn4+6Fe3+2)O16Tet. 4/m : I4/m
FerrihollanditeBa(Mn4+6Fe3+2)O16Mon. 2/m
HollanditeBa(Mn4+6Mn3+2)O16Mon. 2/m
ManjiroiteNa(Mn4+7Mn3+)O16Tet. 4/m : I4/m
StrontiomelaneSr(Mn4+6Mn3+2)O16Mon. 2/m : P21/b

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for ThalliomelaneHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Gołębiowska, B., Rzepa, G., Pieczka, A. (2016): Exceptional Tl-bearing manganese oxides from Zalas, Krakow area, southern Poland. Mineralogia 46, 3-17.
DOI: 10.1515/mipo-2016-0002
Gołębiowska, B., Pieczka, A., Zubko, M., Voegelin, A., Göttlicher, J. and Rzepa, G. (2019): Thalliomelane, IMA 2019-055. CNMNC Newsletter No. 52; Mineralogical Magazine: 83;;

Internet Links for ThalliomelaneHide

Localities for ThalliomelaneHide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Poland (TL)
  • Lesser Poland Voivodeship
    • Kraków County
      • Gmina Krzeszowice
Gołębiowska, B., Pieczka, A., Zubko, M., Voegelin, A., Göttlicher, J. and Rzepa, G. (2019): Thalliomelane, IMA 2019-055. CNMNC Newsletter No. 52; Mineralogical Magazine: 83;;
Mineral and/or Locality  
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