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New structure type. Chemically close minerals are filatovite, pharmacoalumite, and to some extent also dmisokolovite. The second arsenate-oxide of K and Al after dmisokolovite.

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Classification of WrightiteHide

Approved, Pending publication
Approval Year:

Chemical Properties of WrightiteHide


Crystallography of WrightiteHide

Crystal System:
Class (H-M):
mmm (2/m 2/m 2/m) - Dipyramidal
Space Group:
Cell Parameters:
a = 8.2377(3) Å, c = 17.683(1) Å
a:b:c =
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Unit Cell V:
0.00 ų (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

Powder Diffraction Data:

Type Occurrence of WrightiteHide

Place of Conservation of Type Material:
Collections of the Mineralogical Museum, Saint-Petersburg State University, University Emb. 7/9, St. Petersburg 199034,
Russia (catalogue number 1/19653)

Synonyms of WrightiteHide

Other Language Names for WrightiteHide

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 WrightiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Shablinskii, A.P., Filatov, S.K., Vergasova, L.P., Avdontseva, E.Y. and Moskaleva, S.V. (2016) Wrightite, IMA 2015-120. CNMNC Newsletter No. 31, June 2016, page 692; Mineralogical Magazine: 80: 691–697

Internet Links for WrightiteHide

Localities for WrightiteHide

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.
Russia (TL)
  • Far-Eastern Region
    • Kamchatka Oblast'
      • Tolbachik volcano
        • Great Fissure eruption (Main Fracture)
          • Northern Breakthrough (North Breach)
Shablinskii, A.P., Filatov, S.K., Vergasova, L.P., Avdontseva, E.Y. and Moskaleva, S.V. (2016) Wrightite, IMA 2015-120. CNMNC Newsletter No. 31, June 2016, page 692; Mineralogical Magazine: 80: 691–697;
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