LIVE REPORT! Kola! 2017 - last updated 51 minutes ago. Click here to watch.
Help|Log In|Register|
Home PageMindat NewsThe Mindat ManualHistory of MindatCopyright StatusManagement TeamContact UsAdvertise on Mindat
Donate to MindatSponsor a PageSponsored PagesTop Available PagesMindat AdvertisersAdvertise on Mindat
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralSearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
StatisticsThe ElementsMember ListBooks & MagazinesMineral Shows & EventsThe Mindat DirectoryHow to Link to MindatDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery


This page is currently not sponsored. Click here to sponsor this page.
Olive-green, brown to black; often with an orange-yellow crust
Named after its chemical composition containing yttrium.
NOTE: not to be confused with Yttriaite-(Y)

Classification of Yttrialite-(Y)

Approved, 'Grandfathered' (first described prior to 1959)

9 : SILICATES (Germanates)
B : Sorosilicates
C : Si2O7 groups, without non-tetrahedral anions; cations in octahedral [6] and greater coordination

55 : SOROSILICATES Si2O7 Groups,Generally with no Additional Anions
2 : Si2O7 Groups, Generally with no Additional Anions with cations in [6] coordination

14 : Silicates not Containing Aluminum
11 : Silicates of Th and Hg

Physical Properties of Yttrialite-(Y)

Olive-green, brown to black; often with an orange-yellow crust

Chemical Properties of Yttrialite-(Y)

IMA Formula:

Type Occurrence of Yttrialite-(Y)

Other Language Names for Yttrialite-(Y)

Simplified Chinese:硅钍钇矿

Common Associates

Associated Minerals Based on Photo Data:
Keiviite-(Y)4 photos of Yttrialite-(Y) associated with Keiviite-(Y) on
Tengerite-(Y)3 photos of Yttrialite-(Y) associated with Tengerite-(Y) on
Kamphaugite-(Y)1 photo of Yttrialite-(Y) associated with Kamphaugite-(Y) on
Elpidite1 photo of Yttrialite-(Y) associated with Elpidite on
Keiviite-(Y)-Keiviite-(Yb) Series1 photo of Yttrialite-(Y) associated with Keiviite-(Y)-Keiviite-(Yb) Series on

Related Minerals - Nickel-Strunz Grouping


Related Minerals - Hey's Chemical Index of Minerals Grouping

14.11.4Thornasite(Na,K)12Th3[Si8O19]4 · 18H2O

Related Minerals - Dana Grouping (8th Ed.)

55.2.1b.1Rowlandite-(Y)(Y,Ce)4Fe2+(Si2O7)2F2 (?)

Other Information

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 Yttrialite-(Y)

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
American Journal of Science (1889): 138: 477.
Soviet Physics – Crystallography (1971): 16: 786.
American Mineralogist (1973): 58: 545.

Internet Links for Yttrialite-(Y) URL:
Please feel free to link to this page.

Localities for Yttrialite-(Y)

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
  • Rio de Janeiro
    • Itatiaia
elluso, L., Guarino, V., Lustrino, M., Morra, V., De' Gennaro, R. (2016): The REE- and HFSE-bearing phases in the Itatiaia Alkaline Complex (Brazil), and geochemical evolution of feldspar-rich felsic melts. Mineralogical Magazine: 80: (in press); (2016)
  • Northern Finland Region
    • Pyhäntä
Al Ani and Torppa Akseli 2011. REE-Nb mineralogy in Katajakangas and Lamujärvi alkaline rocks, Central Finland.
  • Western and Inner Finland Region
    • Valkeakoski
Pavel M. Kartashov analythical data (2014), Jyrki Autio specimen
  • Honshu Island
    • Tohoku Region
      • Fukushima Prefecture
        • Kawamata
Handbook of Mineralogy; Yamada, S. (2004) Nihonsan-koubutsu Gojuon-hairetsu Sanchi-ichiranhyou (111 pp.)
          • Iizaka Village (Iisaka)
Sueno, S., Matsuura, S., Bunno, M., & Kurosawa, M. (2002). Occurrence and crystal chemical features of protoferro-anthophyllite and protomangano-ferro-anthophyllite from Cheyenne Canyon and Cheyenne Mountain, USA and Hirukawa-mura, Suisho-yama, and Yokone-yama, Japan. Journal of mineralogical and petrological sciences, 97(4), 127-136.
  • Shikoku Island
    • Ehime prefecture
      • Matsuyama City
Kato, A. (1973) Sakurai Koubutsu Hyohon, 57. (Kinichi Sakurai collection)
    • Kagawa Prefecture
      • Takamatsu
Bernard & Hyrsl (2004) Minerals and their localities.
  • Hovd Aimag (Khovd Aimag)
    • Altai Mts
Pavel M. Kartashov analytical data
New Caledonia
  • Northern Province
    • Ouégoa Commune
Spandler, C.; Hermann, J. and Rubatto, R. (2004) : Exsolution of thortveitite, yttrialite, and xenotime during low-temperature recrystallization of zircon from New Caledonia, and their significance for trace element incorporation in zircon. American Mineralogist 89: 1795-1806
  • Aust-Agder
    • Evje og Hornnes
Nilssen, B. (1971): Yttrialite from Ivedal, Iveland, South Norway. Norsk Geologisk Tidsskrift 51, 1-8
    • Iveland
      • Ivedal
Nilssen, B. (1971): Yttrialite from Ivedal, Iveland, South Norway. Norsk Geologisk Tidsskrift 51, 1-8
Nilssen, B. (1968): [no title]. in Geologisk Museum. Interne notater 1961-1990. Published by Geologisk Museums Venner, Oslo 1991, p 20.
  • Nordland
    • Rana
Grauch et al. (1994): Høgtuvaite, a new beryllian member of the aenigmatite group fom Norway, with x-ray data on aenigmatite. Canadian Mineralogist. 32: 439-448.
    • Tysfjord
Husdal, T. (2008): The minerals of the pegmatites within the Tysfjord granite, northern Norway. Norsk Bergverksmuseum, skrift 38, 5-28.
  • Telemark
Nilssen, B. (1965): 4.1.1965. in Geologisk Museum. Interne notater 1961-1990. Published by Geologisk Museums Venner, Oslo 1991, p 14
  • Eastern-Siberian Region
    • Sakha Republic (Saha Republic; Yakutia)
      • Polar Yakutia
        • Cherskii range system
          • Selennyakh range
            • Tommot river
no reference
  • Dalarna
    • Borlänge
      • St Tuna
Bertil Otter photo
Mike Scott S103050 fm Cureton #DZE from Geomar 1998
  • Texas
    • Burnet Co.
[MinRec 8:90]
    • Llano Co.
      • Bluffton
Dana 6; Canadian Mineralogist (1961): 6: 576-581.; Am Min (1932) Volume 17, pages 381-390,
R&M 66:3 pp 196-224; American Mineralogist, Volume 58, pages 545-547, 1973
Minerals of Virginia 1990 by R. V. Dietrich
    • Bedford Co.
      • Moneta-Forest
Minerals of Virginia, 1990 by R. V. Dietrich
Mineral and/or Locality is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © and the Hudson Institute of Mineralogy 1993-2017, except where stated. relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: August 23, 2017 22:25:59 Page generated: July 22, 2017 04:29:47
Go to top of page