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Dalyite Group

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About Dalyite GroupHide

This page provides mineralogical data about Dalyite Group.


Relationship of Dalyite Group to other SpeciesHide

Group Members:
Dalyite K2ZrSi6O15Tric.
Davanite K2TiSi6O15Tric.
Sazhinite-(Ce) Na2CeSi6O14•6H2OOrth. mm2 : Pmm2
Sazhinite-(La) Na3La[Si6O15] · 2H2OOrth. mm2 : Pmm2

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.

Internet Links for Dalyite GroupHide

Localities for Dalyite 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.
Antarctica
 
  • Eastern Antarctica
    • Queen Maud Land
[Dalyite] Handbook of Mineralogy - Anthony, Bideaux, Bladh, Nichols; Harris, C., & Rickard, R. S. (1987). Rare-earth-rich eudialyte and dalyite from a peralkaline granite dyke at Straumsvola, Dronning Maud Land, Antarctica. Canadian Mineralogist, 25, 755-762.
Canada
 
  • Québec
    • Montérégie
      • La Vallée-du-Richelieu RCM
        • Mont Saint-Hilaire
[Sazhinite-(Ce)] Horváth, L and Gault, R.A. (1990), The mineralogy of Mont Saint-Hilaire Quebec. Mineralogical Record: 21: 284-359.
      • Lajemmerais RCM
        • Varennes & St-Amable
[Sazhinite-(Ce)] HORVÁTH, L., PFENNINGER HORVÁTH, E., GAULT, R.A., and TARASSOFF, P. (1998) Mineralogy of the Saint Amable sill, Varennes and Saint Amable, Québec, Canada. Mineralogical Record, 29, 83 118.
[Sazhinite-(Ce)] Horváth, L., Pfenninger-Horváth, E., Gault, R. A., & Tarassoff, P. (1998): Mineralogy of the Saint-Amable Sill, Varennes and Saint-Amable, Québec. Mineralogical Record, 29: 83-118.
[Dalyite] Miller (1996), Canadian Mineralogist: 34:349-371; Salvi & Williams-Jones (1995); Am.Min.: 80:1031-1040; Miller (1990), Newfoundland Dept. of Mines & Energy Geol. Sur. Report 90-1: 171-182.; A. Kerr and H. Rafuse (2012) Rare-earth element (REE) geochemistry of the Strange Lake deposits: Implications for resource estimation and metallogenic models. Newfoundland and Labrador Department of Natural Resources Current Research 2012 pp39-60; BIRKETT, T.C., MILLER, R.R., ROBERTS, A.C., & MARIANO, A.N. (1992) Zirconium bearing minerals from the Strange Lake intrusive complex, Quebec Labrador. Canadian Mineralogist, 30, 191-205.
Namibia
 
  • Erongo Region
    • Dâures
      • Brandberg Area
        • Brandberg Complex
[Dalyite] Economic Geology, Vol. 97, 2002, pp. 399–413
  • Khomas Region
    • Windhoek Rural
      • Aris
[Sazhinite-(Ce)] Wartha, R., Palfi, A., Niedermayr, G., Brandstätter, F. and Petersen, O. V. (2001): Der Aris-Phonolith-Komplex und seine Mineralien. In Bahmann, U. and A. (Eds.), Namibia – Zauberwelt edler Steine und Kristalle, Bode-Verlag, Haltern, Germany, pp. 172-179. (in German); Uwe Kolitsch (single-crystal X-ray diffraction + SEM-EDS); [http://www.koeln.netsurf.de/~w.steffens/aris.htm]
Norway
 
  • Oppland
    • Lunner
[Dalyite] Raade, G. & Mladeck, M. H. (1983): Janhaugite Na3Mn3Ti2SiO4O15(OH,F,O)3, a new mineral from Norway. American Mineralogist, 68, 1216-1219; Raade, G. (2005): Gjerdingen-ekeritten, en unik mineralforekomst. Norsk Bergverksmuseum Skrift nr. 30, 2005, p 17.
  • Vestland
    • Askvoll
      • Dalsfjorden
[Dalyite] Furnes, H., Mitchell, J.G., Robins, B., Ryan, P., Skjerlie, F. J. (1982): Petrography and geochemistry of peralkaline, ultrapotassic syenite dykes of Middle Permian age, Sunnfjord, West Norway. Norsk Geologisk Tidsskrift, 62, 147-159; Robins, B., Furnes, H., Ryan P. (1983): A New Occurrence of Dalyite. Mineralogical Magazine, 47, 93-94.
Portugal
 
  • Azores
    • São Miguel Island
[Dalyite] Cann, J.R. (1967): A second occurrence of dalyite and the petrology of some ejected syenite blocks from Sao Miguel, Azores. Mineralogical Magazine, 36, 227-232; Widom, E., Gill, J. B., Schmincke, H. -U. (1993): Syenite nodules as a long-term record of magmatic activity in Agua de Pau volcano, São Miguel, Azores. Journal of Petrology, 34, 929-953; Ridolfi, F., Renzulli, A., Santi, P., Upton, B. G. J. (2003): Evolutionary stages of crystallisation of weakly peralkaline syenites: evidence from ejecta in the plinian deposits of Agua de Pau volcano (São Miguel, Azores Islands). Mineralogical Magazine, 67, 749-767.
      • Ribeira Grande
[Dalyite] Knut Edvard Larsen collection, july 2019 (identified by UV-light)
[Dalyite] Pedro Alves collection and analytical data.
    • Terceira Island
      • Angra do Heroísmo
[Dalyite] Jeffery, A.J., Gertisser, R., Jackson, R.A., O'Driscoll, B., Kronz, A. (2016): On the compositional variability of dalyite, K2ZrSi6O15: a new occurrence from Terceira, Azores. Mineralogical Magazine, 80, 547-565.
Romania
 
  • Bihor
    • Apuseni Mountains
[Dalyite] https://www.researchgate.net/profile/Gavril_Sbu/publication/265125228_poster/links/53ff6b1a0cf2194bc29a7b6d.pdf
Russia
 
  • Aldan Shield
    • Chara and Tokko Rivers Confluence
[Dalyite] [Lapis 1993:4 p.13-20]
[Davanite] Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
  • Murmansk Oblast
    • Lovozersky District
      • Karnasurt Mountain
[Sazhinite-(Ce)] Mineralogical Record (2000): 31: 203.; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
[Dalyite] Ivanyuk, Gregory & Я.А, Пахомовский & В.Н, Яковенчук & Ю.П, Меньшиков & А.Н, Богданова & Ю.А, Михайлова. (2006). Редкометальные минералы микроклино-кварцевых жил в вулканогенно-осадочных породах г. Киткнюн (Ловозерский массив). 66-81.
Saint Helena
 
  • Ascension Island
[Dalyite] C. Harris, G. Cressey, J. D. Bell, F. B. Atkins and S. Beswetherick (1982) An Occurrence of Rare-Earth-Rich Eudialyte from Ascension Island, South Atlantic. Mineralogical Magazine 46:421-425.
[Dalyite] Van Tassel, R. [ with a microchemical analysis by Hey, M.H.] (1952): Dalyite, a new potassium zirconium silicate from Ascension Island, Atlantic. Mineralogical Magazine, 29, 850-857. Fleet, S.G. (1965): The crystal structure of dalyite. Zeitschrift für Krystallographie, 121, 349-368.
[Dalyite] Van Tassel, R. [ with a microchemical analysis by Hey, M.H.] (1952): Dalyite, a new potassium zirconium silicate from Ascension Island, Atlantic. Mineralogical Magazine, 29, 850-857.
Spain
 
  • Castile-La Mancha
    • Albacete
      • Hellín
        • Cancarix
[Dalyite] Linthout, K., Lustenhouwer, W.J. (1993) Ferrian high sanidine in a lamproite from Cancarix, Spain. Mineral. Mag.: 57: 289
[Dalyite] E. Salvioli-mariani et al. , Eur. J. Mineral. , 1996, 8, pp. 1027-1039.; Mineralogical Magazine 1988 52 : 705-708
USA
 
  • Montana
    • Garfield Co.
[Davanite] AmMin 72:1017
    • Meagher Co.
[Dalyite] www.cseg.ca/conferences/2000/376.PDF; Chakhmouradian A.R., Mitchell R.H. (2002): The mineralogy of Ba- and Zr-rich alkaline pegmatites from Gordon Butte, Crazy Mountains (Montana, USA): comparisons between potassic and sodic agpaitic pegmatites. Contrib. Mineral. Petrol., 143, 93-114.
 
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