Mindat Logo

Orthobrannerite

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



Formula:
U
4+
 
U
6+
 
Ti
 
4
O
 
12
(OH)
 
2
System:OrthorhombicHardness:

Classification of Orthobrannerite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:4/D.22-30
Nickel-Strunz 10th (pending) edition ID:4.DH.05

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
D : Metal: Oxygen = 1:2 and similar
H : With large (+- medium-sized) cations; sheets of edge-sharing octahedra
Dana 8th edition ID:8.2.7.1

8 : MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
2 : A2B2O6(O,OH,F)
Hey's CIM Ref.:7.16.19

7 : Oxides and Hydroxides
16 : Oxides of U
mindat.org URL:http://www.mindat.org/min-3023.html
Please feel free to link to this page.

Type Occurrence of Orthobrannerite

Type Locality:Yunnan Province, China
Year of Discovery:1978

Physical Properties of Orthobrannerite

Hardness (Mohs):

Crystallography of Orthobrannerite

Crystal System:Orthorhombic
Cell Parameters:a = 7.37Å, b = 11.67Å, c = 6.33Å
Ratio:a:b:c = 0.632 : 1 : 0.542
Unit Cell Volume:V 544.43 ų (Calculated from Unit Cell)

Chemical Properties of Orthobrannerite

Formula:
U
4+
 
U
6+
 
Ti
 
4
O
 
12
(OH)
 
2
Essential elements:H, O, Ti, U
All elements listed in formula:H, O, Ti, U

Relationship of Orthobrannerite to other Species

Series:Forms a series with Thorutite (see here)
Related Minerals - Nickel-Strunz Grouping):

- +
4.DH.05Brannerite
(U
4+
 
,REE,Th,Ca)(Ti,Fe
3+
 
,Nb)
 
2
(O,OH)
 
6
4.DH.05Thorutite
(Th,U,Ca)Ti
 
2
(O,OH)
 
6
4.DH.10Kassite
CaTi
 
2
O
 
4
(OH)
 
2
4.DH.10Lucasite-(Ce)
CeTi
 
2
(O,OH)
 
6
4.DH.15Bariomicrolite (of Hogarth 1977)
4.DH.15Bariopyrochlore (of Hogarth 1977)
4.DH.15Betafite (of Hogarth 1977)
4.DH.15Bismutomicrolite (of Hogarth 1977)
4.DH.15Calciobetafite (of Mazzi & Munno)
4.DH.15Ceriopyrochlore (of Hogarth 1977)
4.DH.15Cesstibtantite
4.DH.15Jixianite
Pb(W,Fe
3+
 
)
 
2
(O,OH)
 
7
4.DH.15Hydropyrochlore
(H
 
2
O,□)
 
2
Nb
 
2
(O,OH)
 
6
(H
 
2
O)
4.DH.15Natrobistantite
4.DH.15Plumbopyrochlore (of Skorobogatova et al.)
4.DH.15Plumbomicrolite (of Hogarth 1977)
4.DH.15Plumbobetafite (of Hogarth 1977)
4.DH.15Stibiomicrolite (of Groat et al.)
4.DH.15Strontiopyrochlore (of Hogarth 1977)
4.DH.15Stannomicrolite (of Hogarth 1977)
4.DH.15Stibiobetafite (of Černý et al.)
4.DH.15Uranpyrochlore (of Hogarth 1977)
(U,Ca,Ce)
 
2
(Nb,Ta)
 
2
O
 
6
(OH,F)
4.DH.15Yttrobetafite (of Hogarth 1977)
4.DH.15Yttropyrochlore (of Hogarth 1977)
4.DH.15Fluornatromicrolite
(Na,Ca,Bi)
 
2
Ta
 
2
O
 
6
F
4.DH.15Bismutopyrochlore (of Chukanov et al.)
4.DH.15Hydrokenoelsmoreite
 
2
W
 
2
O
 
6
(H
 
2
O)
4.DH.20Bismutostibiconite
Bi(Sb
5+
 
,Fe
3+
 
)
 
2
O
 
7
4.DH.20Oxyplumboroméite
Pb
 
2
Sb
 
2
O
 
6
O
4.DH.20Monimolite
4.DH.20Cuproroméite
Cu
 
2
Sb
 
2
(O,OH)
 
7
4.DH.20Stetefeldtite
Ag
 
2
Sb
 
2
(O,OH)
 
7
4.DH.20Stibiconite
4.DH.25Rosiaite
PbSb
5+
2
O
 
6
4.DH.30Zirconolite
CaZrTi
 
2
O
 
7
4.DH.35Liandratite
U(Nb,Ta)
 
2
O
 
8
4.DH.35Petscheckite
UFe(Nb,Ta)
 
2
O
 
8
4.DH.40Ingersonite
Ca
 
3
MnSb
 
4
O
 
14
4.DH.45Pittongite
Na
 
0.22
(W,Fe
3+
 
)(O,OH)
 
3
· 0.44H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
7.16.1Uraninite
UO
 
2
7.16.2Schoepite
(UO
 
2
)
 
8
O
 
2
(OH)
 
12
· 12H
 
2
O
7.16.3Paraschoepite
UO
 
3
· 2H
 
2
O
7.16.4Metaschoepite
UO
 
3
· 1-2H
 
2
O
7.16.5Metastudtite
UO
 
4
· 2H
 
2
O
7.16.6Studtite
[(UO
 
2
)(O
 
2
)(H
 
2
O)
 
2
] · H
 
2
O
7.16.7Ianthinite
U
4+
 
(UO
 
2
)
 
5
O
 
7
· 10H
 
2
O
7.16.8Compreignacite
K
 
2
(UO
 
2
)
 
6
O
 
4
(OH)
 
6
· 7H
 
2
O
7.16.9Vandenbrandeite
Cu(UO
 
2
)(OH)
 
4
7.16.10Roubaultite
Cu
 
2
(UO
 
2
)
 
3
(OH)
 
10
· 5H
 
2
O
7.16.11Becquerelite
Ca(UO
 
2
)
 
6
O
 
4
(OH)
 
6
· 8H
 
2
O
7.16.12Rameauite
K
 
2
Ca(UO
 
2
)
 
6
(OH)
 
16
· H
 
2
O
7.16.13Agrinierite
K
 
2
(Ca,Sr)(UO
 
2
)
 
3
O
 
3
(OH)
 
2
· 5H
 
2
O
7.16.14Protasite
Ba(UO
 
2
)
 
3
O
 
3
(OH)
 
2
· 3H
 
2
O
7.16.15Billietite
Ba(UO
 
2
)
 
6
O
 
4
(OH)
 
6
· 4-8H
 
2
O
7.16.16Bauranoite
Ba(UO
 
2
)
 
2
(OH)
 
6
· 1-2H
 
2
O
7.16.17Metacalciouranoite
(Ca,Ba,Pb,K
 
2
)U
 
2
O
 
7
· 2H
 
2
O
7.16.18Calciouranoite
(Ca,Ba,Pb)U
 
2
O
 
7
· 5H
 
2
O
7.16.20Thorutite
(Th,U,Ca)Ti
 
2
(O,OH)
 
6
7.16.21Davidite-(La)
(La,Ce)(Y,U,Fe)(Ti,Fe)
 
20
(O,OH)
 
38
7.16.22Davidite-(Ce)
(Ce,La)(Y,U,Fe)(Ti,Fe)
 
20
(O,OH)
 
38
7.16.23Brannerite
(U
4+
 
,REE,Th,Ca)(Ti,Fe
3+
 
,Nb)
 
2
(O,OH)
 
6
7.16.24Fourmarierite
Pb(UO
 
2
)
 
4
O
 
3
(OH)
 
4
· 4H
 
2
O
7.16.25Richetite
Pb(UO
 
2
)
 
4
O
 
5
· 4H
 
2
O
7.16.26Curite
Pb
 
3
(UO
 
2
)
 
8
O
 
8
(OH)
 
6
· 3H
 
2
O
7.16.27Masuyite
Pb(UO
 
2
)
 
3
O
 
3
(OH)
 
2
· 3H
 
2
O
7.16.28Vandendriesscheite
PbU
 
7
O
 
22
· 12H
 
2
O
7.16.29Metavandendriesscheite
PbU
 
7
O
 
22
· nH
 
2
O n < 12
7.16.30Sayrite
Pb
 
2
(UO
 
2
)
 
5
O
 
6
(OH)
 
2
· 4H
 
2
O
7.16.31Wölsendorfite
(Pb,Ca)U
 
2
O
 
7
· 2H
 
2
O
7.16.32Clarkeite
(Na,Ca,Pb)(UO
 
2
)O(OH) · 0-1H
 
2
O
7.16.33Uranosphaerite
Bi(UO
 
2
)O
 
2
(OH)

Other Names for Orthobrannerite

Other Languages:
German:Orthobrannerit
Spanish:Orthobrannerita

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 Orthobrannerite

Reference List:

- +
X-ray Laboratory, Peking Institute of Uranium Geology and Xray Laboratory, Wuhan Geological College (1978): Orthobrannerite - A new mineral of the brannerite group. Acta Geologica Sinica 52(3), 241-251 (in Chinese with English abstract). - American Mineralogist (1979), 64, 656 (abstract).

Internet Links for Orthobrannerite

Search Engines:
  • Look for Orthobrannerite on Google
  • Look for Orthobrannerite images on Google
  • External Links:
  • Look for Orthobrannerite on Webmineral
  • Look for Orthobrannerite on Athena Mineralogy
  • Look for Orthobrannerite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Orthobrannerite details from Handbook of Mineralogy (PDF)
  • Mineral Dealers:
  • Buy minerals from YourMineralCollection
  • Buy RARE Minerals from Rocks of Africa
  • Buy from David K Joyce minerals
  • The Arkenstone - Fine Minerals
  • Orthobrannerite specimens for sale - minfind.com
  • Find Orthobrannerite on www.crystalclassics.co.uk
  • rare and unusual minerals mainly crystallized
  • High-end worldwide specimens & outstanding customer service
  • Fine and rare minerals from mintreasure.com
  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
  • Search for minerals at Heliodor
  • Rare and Unusual minerals at Mineralogical Research Company
  • Jobs:
  • Mining & Geology Jobs
  • Localities for Orthobrannerite

    (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.
    China
     
    X-ray Laboratory, Peking Institute of Uranium Geology and Xray Laboratory, Wuhan Geological College (1978): Acta Geologica Sinica 52(3), 241-251.
    X-ray Laboratory, Peking Institute of Uranium Geology and Xray Laboratory, Wuhan Geological College (1978): Acta Geologica Sinica 52(3), 241-251.
    Italy
     
    • Aosta Valley
      • Ayas Valley
        • Brusson
    Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007). Minerali del Piemonte e della Valle d'Aosta. Associazione Amici del Museo "F. Eusebio" Alba, Ed., Alba (Cuneo) 607 pp.
    Slovakia
     
    • Košice Region
      • Košice Co.
    - Grecula, P. et al. (1995): Ložiská nerastných surovín Slovenského rudohoria. Zväzok 1. [Mineral deposits of the Slovak Ore Mountains. Volume 1]. Geocomplex, Bratislava, Slovak Republic, 829 pp.
    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: 2nd Mar 2013 19:56:35
    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