Mindat Logo
Home Page Log In Messageboard The Mindat Directory
Register Search Pages Mineral Chatroom The Mindat Store

Yttrialite-(Y)

This page is currently not sponsored. Click here to sponsor this page.
Big Photo

Holmtjärn pegmatite, Borlänge, Dalarna, Sweden
© B. Otter

Show Yttrialite-(Y) Photos (7)



Formula:
(Y,Th)
 
2
Si
 
2
O
 
7
Colour:Olive-green, brown to ...
Name:Named after its chemical composition containing yttrium.
NOTE: not to be confused with Yttriaite-(Y)


Thortveitite Group.

Classification of Yttrialite-(Y)

IMA status:Approved
Strunz 8th edition ID:8/C.01-40
Nickel-Strunz 10th (pending) edition ID:9.BC.05

9 : SILICATES (Germanates)
B : Sorosilicates
C : Si2O7 groups, without non-tetrahedral anions; cations in octahedral [6] and greater coordination
Dana 8th edition ID:55.2.1b.3

55 : SOROSILICATES Si2O7 Groups,Generally with no Additional Anions
2 : Si2O7 Groups, Generally with no Additional Anions with cations in [6] coordination
Hey's CIM Ref.:14.11.5

14 : Silicates not Containing Aluminum
11 : Silicates of Th and Hg
mindat.org URL:http://www.mindat.org/min-4367.html
Please feel free to link to this page.

Type Occurrence of Yttrialite-(Y)

Type Locality:Baringer Hill (Barringer Hill), Bluffton, Llano Co., Texas, USA

Physical Properties of Yttrialite-(Y)

Lustre:Greasy
Colour:Olive-green, brown to black; often with an orange-yellow crust

Chemical Properties of Yttrialite-(Y)

Formula:
(Y,Th)
 
2
Si
 
2
O
 
7
Essential elements:O, Si, Y
All elements listed in formula:O, Si, Th, Y

Relationship of Yttrialite-(Y) to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
9.BC.05Gittinsite
CaZrSi
 
2
O
 
7
9.BC.05Keiviite-(Y)
(Y,Yb)
 
2
[Si
 
2
O
 
7
]
9.BC.05Keiviite-(Yb)
(Yb,Y)
 
2
Si
 
2
O
 
7
9.BC.05Thortveitite
(Sc,Y)
 
2
Si
 
2
O
 
7
9.BC.10Keldyshite
(Na,H)
 
2
ZrSi
 
2
O
 
7
9.BC.10Khibinskite
K
 
2
ZrSi
 
2
O
 
7
9.BC.10Parakeldyshite
Na
 
2
ZrSi
 
2
O
 
7
9.BC.15Rankinite
Ca
 
3
Si
 
2
O
 
7
9.BC.20Barysilite
Pb
 
8
Mn
2+
 
[Si
 
2
O
 
7
]
 
3
9.BC.25Edgarbaileyite
(Hg-Hg)
 
3
Si
 
2
O
 
7
9.BC.30Kristiansenite
Ca
 
2
ScSn(Si
 
2
O
 
7
)(Si
 
2
O
 
6
OH)
9.BC.35Percleveite-(Ce)
(Ce,La,Nd)
 
2
Si
 
2
O
 
7
Related Minerals - Hey's Index Grouping:

- +
14.11.1Thorite
(Th,U)SiO
 
4
14.11.2Huttonite
ThSiO
 
4
14.11.3Umbozerite
Na
 
3
Sr
 
4
Th[Si(O,OH)
 
3-4
]
 
8
14.11.4Thornasite
(Na,K)
 
12
Th
 
3
[Si
 
8
O
 
19
]
 
4
 · 18H
 
2
O
14.11.6Edgarbaileyite
(Hg-Hg)
 
3
Si
 
2
O
 
7

Other Names for Yttrialite-(Y)

Other Languages:
German:Yttrialith-(Y)
Russian:Иттриалит-(Y)

Other Information

Health Warning: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:

- +
American Journal of Science (1889): 138: 477.

Soviet Physics – Crystallography (1971): 16: 786.

American Mineralogist (1973): 58: 545.

Internet Links for Yttrialite-(Y)

Search Engines:
  • Look for Yttrialite-(Y) on Google
  • Look for Yttrialite-(Y) images on Google
    • External Links:
  • Look for Yttrialite-(Y) on Webmineral
  • Look for Yttrialite-(Y) on Athena Mineralogy
  • Look for Yttrialite-(Y) on Wikipedia
  • Look for Yttrialite-(Y) on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Yttrialite-(Y) details from Handbook of Mineralogy (PDF)
    • Mineral Dealers:
  • Fabre Minerals - search for Yttrialite-(Y) specimens
  • Search for minerals at Heliodor
  • The Arkenstone - Fine Minerals
  • Wilensky Fine Minerals
  • Fine and rare minerals from mintreasure.com
  • webminerals
  • Yttrialite-(Y) specimens for sale - minfind.com
  • Find Yttrialite-(Y) on www.crystalclassics.co.uk
  • Rare and Unusual minerals at Mineralogical Research Company
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • Search for - Yttrialite-(Y) - on e-Rocks Mineral Sales & Auctions
  • High-end worldwide specimens & outstanding customer service
    • Jobs:
  • Mining & Geology Jobs

    • Localities for Yttrialite-(Y)

    The 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.
    Hide Locality List
    (TL) indicates type locality. ? 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.
    Japan
     
    • Honshu Island
      • Tohoku Region
        • Fukushima Prefecture
          • Kawamata
            • Iizaka (Iisaka) Village
    • 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.
    Mongolia
     
    • Hovd Aimag (Khovd Aimag)
      • Altai Mts
    		Pavel M. Kartashov analytical data
    New Caledonia
    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
    Norway
     
    • 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
    • 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.
    Russia
     
    • Eastern-Siberian Region
      • Saha Republic (Sakha Republic; Yakutia)
        • Polar Yakutia
          • Cherskii range system
            • Selennyakh range
              • Tommot river
    		no reference
    Sweden
     
    • Dalarna
      • Borlänge
    		Bertil Otter photo
    USA
     
    • 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
    Search Google
     
    Copyright © Jolyon Ralph and Ida Chau 1993-2013. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
    Current server date and time: 6th Mar 2013 20:51:14
    Mineral and Locality Search
    Mineral:
    and/or Locality:
    Options
    Fade toolbar when not in focusFix toolbar to bottom of page
    Hide Social Media Links
    Slideshow frame delay seconds