Yttrobetafite (of Hogarth 1977)
A synonym
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About Yttrobetafite (of Hogarth 1977)
Formula:
A2-mD2X6-wZ1-n
Lustre:
Greasy, Dull
Hardness:
4½ - 5½
Name:
The name is derived from its yttrium content and similarity to betafite. The name yttrobetafite was first used by Kalita (1961) for specimens from Alakurtii granite pegmatites, Northern Karelia and Nuolainiemi pegmatite, Ladoga Region, Karelia Republic, Russia
First Recorded Localities:
Yttrobetafite of Kalita (1959) and Liferovich & Mitchell (2005) are a Zero valent dominant member of Pyrochlore Group.
Yttrobetafite-(Y) from the Moon (Meyer & Yang 1988) is oxycalciobetafite.
Yttrobetafite-(Y) from the Moon (Meyer & Yang 1988) is oxycalciobetafite.
Unique Identifiers
Mindat ID:
4368
Long-form identifier:
mindat:1:1:4368:3
GUID
(UUID V4):
(UUID V4):
1a1295ae-69c9-4823-8554-2442645ad62e
IMA Classification of Yttrobetafite (of Hogarth 1977)
Discredited
Approval history:
Approved by IMA 1977 (Hogarth 1977) based on analysis published by Kalita (1959).
Discredited by IMA 2012 (Atencio et al. 2010, 2012 IMA Report)
Discredited by IMA 2012 (Atencio et al. 2010, 2012 IMA Report)
Classification of Yttrobetafite (of Hogarth 1977)
4..
4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
:
:
4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
:
:
8.2.3.2
8 : MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
2 : A2B2O6(O,OH,F)
8 : MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
2 : A2B2O6(O,OH,F)
18.4.11
18 : Niobates and Tantalates
4 : Niobates and tantalates containing both U and rare earths
18 : Niobates and Tantalates
4 : Niobates and tantalates containing both U and rare earths
Physical Properties of Yttrobetafite (of Hogarth 1977)
Greasy, Dull
Hardness:
4½ - 5½ on Mohs scale
Chemistry of Yttrobetafite (of Hogarth 1977)
Mindat Formula:
A2-mD2X6-wZ1-n
Elements listed:
First Recorded Occurrence of Yttrobetafite (of Hogarth 1977)
Synonyms of Yttrobetafite (of Hogarth 1977)
Other Language Names for Yttrobetafite (of Hogarth 1977)
German:Yttrobetafit
Spanish:Yttrobetafita
Common Associates
Associated Minerals Based on Photo Data:
3 photos of Yttrobetafite (of Hogarth 1977) associated with Gummite | |
3 photos of Yttrobetafite (of Hogarth 1977) associated with Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
2 photos of Yttrobetafite (of Hogarth 1977) associated with Orthoclase | K(AlSi3O8) |
1 photo of Yttrobetafite (of Hogarth 1977) associated with Aegirine | NaFe3+Si2O6 |
Related Minerals - Strunz-mindat Grouping
4.. | Ixiolite-(Mn2+)-Ixiolite-(Fe2+) Series | (Ta,Nb,Sn,Fe,Mn)4O8 |
4.. | Oboyerite | |
4.. | Polycrase-(Y) | Y(Ti,Nb)2(O,OH)6 |
4.. | Unnamed (Nd-analogue of Yttrotungstite-(Ce)) | (Nd,Ce,La)W2O6(OH)3 |
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.
Yttrobetafite (of Hogarth 1977) in petrology
An essential component of rock names highlighted in red, an accessory component in rock names highlighted in green.
Internet Links for Yttrobetafite (of Hogarth 1977)
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https://www.mindat.org/min-4368.html
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References for Yttrobetafite (of Hogarth 1977)
Reference List:
Localities for Yttrobetafite (of Hogarth 1977)
Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and 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 (e.g. from pseudomorphs).
All localities listed without proper references should be considered as questionable.
All localities listed without proper references should be considered as questionable.
Quick NavTopAbout Yttrobetafite (of Hogarth 1977)Unique IdentifiersIMA Classification Classification Physical Properties Chemistry First Recorded Occurrence SynonymsOther LanguagesCommon AssociatesStrunz-MindatOther InformationYttrobetafite (of Hogarth 1977) in petrologyInternet Links References Localities Locality List
Alakurtti pegmatite, Northern Karelia, Murmansk Oblast, Russia