SUPPORT US. If mindat.org is important to you, click here to donate to our Fall 2019 fundraiser!
Log InRegister
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsBooks & Magazines
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryMineral Photography

Barian Betafite (of Mironov & Gofman)

This page is currently not sponsored. Click here to sponsor this page.
Hide all sections | Show all sections

About Barian Betafite (of Mironov & Gofman)Hide

Formula:
(◻,U,Ba,Ca)2(Ti,Nb,Fe)B2O6OH1
Ti>Nb+Ta>>Fe
Colour:
yellowish-green
Lustre:
Resinous
Crystal System:
Isometric
A variety of Betafite Group

Variety of "betafite" with content of BaO 21 wt.% and more.
According to Hogarth's nomenclature the mineral should be named Barian Uranbetafite. According to the later nomenclature of 2010 it belongs to "zero-valent dominant" members of Betafite group (Ti>Nb+Ta). Or may be Hydroxylhydrobetafite.


Classification of Barian Betafite (of Mironov & Gofman)Hide

Notes:
Published without approval

Physical Properties of Barian Betafite (of Mironov & Gofman)Hide

Resinous
Transparency:
Translucent
Colour:
yellowish-green
Streak:
white
Cleavage:
None Observed
Fracture:
Conchoidal

Chemical Properties of Barian Betafite (of Mironov & Gofman)Hide

Formula:
(◻,U,Ba,Ca)2(Ti,Nb,Fe)B2O6OH1

Ti>Nb+Ta>>Fe

Crystallography of Barian Betafite (of Mironov & Gofman)Hide

Crystal System:
Isometric

Occurrences of Barian Betafite (of Mironov & Gofman)Hide

Paragenetic Mode(s):

Common AssociatesHide

Associated Minerals Based on Photo Data:
Microcline3 photos of Barian Betafite (of Mironov & Gofman) associated with Microcline on mindat.org.
Baryte3 photos of Barian Betafite (of Mironov & Gofman) associated with Baryte on mindat.org.
Zircon1 photo of Barian Betafite (of Mironov & Gofman) associated with Zircon on mindat.org.

Other InformationHide

Health Risks:
Strong radioactive

References for Barian Betafite (of Mironov & Gofman)Hide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
- Mironov A.G. and Gofman A.F, (1979) Barian betafite in pegmatites of Transbaikalien, - Minerals and Minerals Paragenesisa of Rocks and Ores, Leningrad, Nauka, p.127-132 (in Russian).

Internet Links for Barian Betafite (of Mironov & Gofman)Hide

Localities for Barian Betafite (of Mironov & Gofman)Hide

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.
Russia
 
  • Zabaykalsky Krai
    • Buriatia Republic (Buryatia)
      • Ermakovskoe Be Deposit
        • Zunshibir' valley
P.M. Kartashov analytical data 2008; Mironov A.G. and Gofman A.F, (1979) Barian betafite in pegmatites of Transbaikalien, - Minerals and Minerals Paragenesisa of Rocks and Ores, Leningrad, Nauka, p.127-132 (in Russian).
 
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Public Relations by Blytheweigh.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2019, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: October 20, 2019 09:54:44 Page generated: April 24, 2019 20:38:08
Go to top of page