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Steacyite Group

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About Steacyite GroupHide

See also the related ekanite (which has a different space group).


Relationship of Steacyite Group to other SpeciesHide

Group Members:
Arapovite (K1-xx)(Ca,Na)2U4+Si8O20 (x ~ 0.5)Tet. 4/mmm (4/m 2/m 2/m) : P4/mcc
Iraqite-(La) KCa2(La,Ce,Th)Si8O20Tet.
Steacyite K0.3(Na,Ca)2ThSi8O20Tet. 4/mmm (4/m 2/m 2/m) : P4/mcc
Turkestanite (K,◻)(Ca,Na)2ThSi8O20 · nH2OTet. 4/mmm (4/m 2/m 2/m) : P4/mcc

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.

Steacyite Group in petrologyHide

An essential component of rock names highlighted in red, an accessory component in rock names highlighted in green.

Internet Links for Steacyite GroupHide

Localities for Steacyite GroupHide

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.
Brazil
 
  • Paraná
    • Tijucas do Sul
      • Morro Redondo complex
[Turkestanite] Vilalva, F.C.J., and Vlach, S.R.F. (2010): Mineralogical Magazine 74(4), 645-658
Canada
 
  • Québec
    • Montérégie
      • La Vallée-du-Richelieu RCM
        • Mont Saint-Hilaire
[Steacyite] PERRAULT, G., and SZYMAŃSKI, J.T. (1982)Steacyite, a new name and a re- evaluation of the nomenclature of "ekanite" group minerals. Canadian Mineralogist, 20, 59-63. Horváth, L and Gault, R.A. (1990), The mineralogy of Mont Saint-Hilaire Quebec. Mineralogical Record: 21: 284-359.
Denmark
 
  • Greenland
    • Kujalleq
      • Narsaq
        • Igaliku (Igaliko)
          • Narsaarsuk Plateau
[Steacyite] Knut Eldjarn ( XRD Geological museum, Oslo)+ chemical (ICP)
[Turkestanite] Soerensen, H. (2001): The Ilimaussaq alkaline complex, South Greenland: status of mineralogical research with new results, Geology of Greenland Survey Bulletin 190, GEUS; Petersen, O.V. (2001): List of all minerals identified in the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin. 190, 25-33
[Turkestanite] Petersen O. V., Johnsen O., Micheelsen, H. I. (1999): Turkestanite from the Ilimaussaq alkaline complex, south Greenland. Neues Jahrbuch für Mineralogie Monatshefte 9, pp. 424-432
[Turkestanite] Petersen O. V., Johnsen O., Micheelsen, H. I. (1999): Turkestanite from the Ilimaussaq alkaline complex, south Greenland. Neues Jahrbuch für Mineralogie Monatshefte 9, pp. 424-432
Germany
 
  • Rhineland-Palatinate
    • Mendig
      • Niedermendig
[Turkestanite] in the collection of Christof Schäfer
Guinea
 
[Steacyite] Parodi, G. C., & Della Ventura, G. (1987). Steacyite from the Rouma Isle (Los Islands, Republic of Guinea). Neues Jarbuch fur Mineralogie, Mh., Jg. 1987, H. 5, 233-239
[Steacyite] Parodi, G. C., & Della Ventura, G. (1987). Steacyite from the Rouma Isle (Los Islands, Republic of Guinea). Neues Jarbuch fur Mineralogie, Mh., Jg. 1987, H. 5, 233-239. ; Moreau, C., Ohnenstetter, D., Demaiffe, D., & Robineau, B. (1996). The Los Archipelago nepheline syenite ring-structure; a magmatic marker of the evolution of the Central and Equatorial Atlantic. The Canadian Mineralogist, 34(2), 281-299.; Biagioni, C., Bonaccorsi, E., Merlino, S., Parodi, G. C., Perchiazzi, N., Chevrier, V., & Bersani, D. (2010). Roumaite,(Ca, Na,□) 3 (Ca, REE, Na) 4 (Nb, Ti)[Si2O7] 2 (OH) F3, from Rouma Island, Los Archipelago, Guinea: a new mineral species related to dovyrenite. The Canadian Mineralogist, 48(1), 17-28.
Iraq
 
  • Iraqi Kurdistan
    • Sulaymaniyah province
      • Qala-Diz (Qala-Dizeh; Qala-Diza)
        • Hero
[Iraqite-(La)] Mineralogical Magazine, 40, 441-445.
Kyrgyzstan
 
  • Batken Oblast
[Turkestanite] Pautov, L. A., Karpenko, V. Y., & Agakhanov, A. A. (2013) Baratovite-katayamalite Minerals from the Hodzha-achkan Alcaline Massif (Kirgizia). New Data on Minerals. 48:12-36
  • Osh Oblast
    • Alai Range (Alay Range)
      • Sokh Valley
        • Upper Khodzhaachkan River
[Turkestanite] [Zap. Vser. Mineral. Obshchest. 126 (6), 45; Min; Rec 31:204]; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Madagascar
 
  • Antsiranana Province
    • Diana Region (Northern Region)
      • Ambanja District
        • Antsirabe Commune
[Turkestanite] Estrade, G., et al. (2014): REE and HFSE mineralization in peralkaline granites of the Ambohimirahavavy alkaline complex, Ampasindava peninsula, Madagascar. Journal of African Earth Sciences. 94: 141–155
Namibia
 
  • Khomas Region
    • Windhoek District
      • Aris
[Steacyite] Joachim Esche collection (SEM-EDS-analysed); Horváth collection XRD & EDS analyzed; Blaß, G., Kolitsch, U., Tremmel, G., Esche, J. (2016): Neue Mineralienfunde aus den Phonolithbrüchen von Aris in Namibia. Mineralien-Welt 27 (4), 48-60 (in German); Kolitsch, U., Blaß, G., Jahn, S., Cámara, F., von Bezing, L., Wartha, R. R., Tremmel, G., Sturla, M., Cerea, P., Skebo, M. and Ciriotti, M. E. (2016): Aris - mineralogy of the famous alkaline phonolite. AMI - Associazione Micromineralogica Italiana, Cremona, Italy, 95 pp.
Portugal
 
  • Azores
    • São Miguel Island
      • Água de Pau Massif
[Steacyite] Chiappino, L., Astolfi, M., Bracco, R., Marchesini, M. & Selmi, P. (2015): I minerali del Vulcano di Fogo (Agua de Pau), São Miguel, Azzorre, Portogallo. Rivista Mineralogica Italiana 39(4), 220-250 (in Italian). Samples collected by Luigi Chiappino and analysed by Dr. Anthony Kampf, Natural History Museum of Los Angeles County, USA
[Steacyite] Pedro Alves collection and analytical data
Russia
 
  • Eastern-Siberian Region
    • Sakha Republic (Yakutia)
      • Aldan Shield
        • Chara and Tokko Rivers Confluence
[Steacyite] Konev, A.A., Vorob'yev, E.I., and Lazebnik, K.A. (1996) The Mineralogy of the Murun Massif. Russian Academy of Science Press, Siberian Branch, Novosbirsk, Russia (in Rus.)
[Steacyite] Pavel M. Kartashov data; Solyanik, V. A., Pakhomova, V. A., & Ushkova, M. A. (2008). Charoite–a champion among mineralogical discoveries in the second half of the 20th century. The Journal of the Gemmological Association of Hong Kong, 29, 77-80.
  • Northern Region
    • Murmanskaya Oblast'
      • Khibiny Massif
[Steacyite] Pekov, I.V. & Podlesnyi, A.S. (2004): Kukisvumchorr Deposit: Mineralogy of Alkaline Pegmatites and Hydrotermalites. Mineralogical Almanac, vol. 7, 140 pages + xxiv photo's pages
Tajikistan
 
  • Region of Republican Subordination
    • Tien Shan Mtn
      • Alai Range (Alayskiy)
[Turkestanite] Canadian Mineralogist 42:107-119 (2004); Agakhanov A.A., Pautov L.A., Karpenko V.Yu., Bekenova G.K., Uvarova Y.A. (2011) Orlovite, KLi2 TiSi4 O11F, a new mineral of the mica group New Mineral Data 46:13-19; Agakhanov, A.A., Pautov, L.A., Sokolova, E., Hawthorne, F.C., Karpenko, V.Yu., Siidra, O.I., Muftakhov, V.A. (2016): Odigitriaite, CsNa5Ca5[Si14B2O38]F2, a new cesium borosilicate mineral from the Darai-Pioz alkaline massif, Tajikistan: Description and crystal structure. Mineralogical Magazine, 80, (in press).
USA
 
[Steacyite]
[Steacyite] Minerological Record 18: 361n
Mineral and/or Locality  
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