Help mindat.org|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 MindatThe Mindat Store
Minerals by PropertiesMinerals by ChemistryRandom MineralSearch by minIDLocalities Near MeSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
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

Changbaiite

This page is currently not sponsored. Click here to sponsor this page.
Formula:
PbNb2O6
System:
Trigonal
Hardness:
Name:
Named for the Changbai Mountain Range, between China and North Korea, which includes the type locality for the mineral.
This page provides mineralogical data about Changbaiite.


Classification of Changbaiite

Approved, 'Grandfathered' (first described prior to 1959)
4.DF.10

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
D : Metal: Oxygen = 1:2 and similar
F : With large (+- medium-sized) cations; dimers and trimers of edgesharing octahedra
8.3.11.1

8 : MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
3 : AB2O6
18.1.24

18 : Niobates and Tantalates
1 : Niobates and tantalates containing neither rare earths nor U

Type Occurrence of Changbaiite

Physical Properties of Changbaiite

Hardness (Mohs):

Crystallography of Changbaiite

Crystal System:
Trigonal
Cell Parameters:
a = 10.51Å, c = 11.55Å
Ratio:
a:c = 1 : 1.099
Unit Cell Volume:
V 1,104.89 ų (Calculated from Unit Cell)

Optical Data of Changbaiite

Type:
Uniaxial (+)
RI values:
nω = 2.476 nε = 2.485
Max Birefringence:
δ = 0.009
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Very High

Chemical Properties of Changbaiite

Formula:
PbNb2O6
Elements listed in formula:

Relationship of Changbaiite to other Species

4.DF.05Aeschynite-(Ce)(Ce,Ca,Fe,Th)(Ti,Nb)2(O,OH)6
4.DF.05Aeschynite-(Nd)Nd(Ti,Nb)2(O,OH)6
4.DF.05Aeschynite-(Y)(Y,Ca,Th)(Ti,Nb)2(O,OH)6
4.DF.05Nioboaeschynite-(Ce)(Ce,Ca)(Nb,Ti)2(O,OH)6
4.DF.05Nioboaeschynite-(Nd)(Nd,Ce,Ca,Th)(Nb,Ti,Fe,Ta)2(O,OH)6
4.DF.05Nioboaeschynite-(Y)(Y,REE,Ca,Th,Fe)(Nb,Ti,Ta)2(O,OH)6
4.DF.05RynersoniteCaTa2O6
4.DF.05Tantalaeschynite-(Y)Y(Ta,Ti,Nb)2O6
4.DF.05Vigezzite(Ca,Ce)(Nb,Ta,Ti)2O6
4.DF.15Murataite-(Y)(Y,Na)6Zn(Zn,Fe3+)4(Ti,Nb,Na)12O29(O,F,OH)10F4
18.1.1LithiotantiteLiTa3O8
18.1.2LueshiteNaNbO3
18.1.3NatroniobiteNaNbO3
18.1.4FranconiteNaNb2O5(OH) · 3H2O
18.1.5NatrotantiteNa2Ta4O11
18.1.6IrtyshiteNa2Ta4O11
18.1.7Rankamaite(Na,K,Pb)(Ta,Nb,Al)4(O,OH)10
18.1.8Hydropyrochlore(H2O,◻)2Nb2(O,OH)6(H2O)
18.1.9CalciotantiteCaTa4O11
18.1.10RynersoniteCaTa2O6
18.1.11Microlite Group(Ca,Na)2Ta2(O,OH,F)7
18.1.12BelyankiniteCa1-2(Ti,Zr,Nb)5O12 · 9H2O
18.1.13LatrappiteCa2NbFe3+O6
18.1.14HochelagaiteCaNb4O11 · 8H2O
18.1.15Bariomicrolite (of Hogarth 1977)
18.1.16ParabariomicroliteBaTa4O10(OH)2 · 2H2O
18.1.17Bariopyrochlore (of Hogarth 1977)A2Nb2(O,OH)6Z
18.1.18AlumotantiteAlTaO4
18.1.19SimpsoniteAl4Ta3O13(OH)
18.1.20SosedkoiteK5Al2Ta22O60
18.1.21ThoreauliteSn2+Ta2O6
18.1.22Stannomicrolite (of Hogarth 1977)
18.1.23FoorditeSn2+Nb2O6
18.1.25Plumbopyrochlore (of Skorobogatova et al.)A2Nb2(O,OH)6Z
18.1.26Plumbomicrolite (of Hogarth 1977)
18.1.27StibiocolumbiteSbNbO4
18.1.28StibiotantaliteSb3+TaO4
18.1.29Natrobistantite
18.1.30CesplumtantiteCs2Pb3Ta8O24
18.1.31Stibiomicrolite (of Groat et al.)
18.1.32Cesstibtantite
18.1.34BismutotantaliteBiTaO4
18.1.35Bismutomicrolite (of Hogarth 1977)
18.1.36Tantalite-(Mn)Mn2+Ta2O6
18.1.37GerasimovskiteMn2+(Ti,Nb)5O12 · 9H2O
18.1.38Tapiolite-(Mn)Mn2+Ta2O6
18.1.39Columbite-(Mn)Mn2+Nb2O6
18.1.40WodginiteMn2+Sn4+Ta2O8
18.1.41Ixiolite(Ta,Mn,Nb)O2
18.1.42Columbite-(Fe)Fe2+Nb2O6
18.1.43Tantalite-(Fe)Fe2+Ta2O6
18.1.44Columbite
18.1.45Tantalite(Fe,Mn)(Ta,Nb)2O6
18.1.46Tapiolite(Fe,Mn)(Ta,Nb)2O6
18.1.47Tapiolite-(Fe)Fe2+Ta2O6
18.1.48Columbite-(Mg)MgNb2O6
18.1.50Strüverite(Ti,Ta,Fe)O2
18.1.51 Staringite(Fe,Mn)x(Ta,Nb)2xSn6-3xO12

Other Names for Changbaiite

Name in Other Languages:
German:Changbaiit
Spanish:Changbaiita

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 Changbaiite

Reference List:
Detachment No. 8, Comprehensive Geological Brigade of Tonghua Region and the Laboratory of Petrology and Mineralogy Laboratory and Jilin Institute of Geological Science (1978): Changbaiite (PbNb2O6), a new mineral of lead and niobium from eastern Kirin, China. Acta Geologica Sinica 52(1), 53-62 (in Chinese with English abstract). - American Mineralogist (1979), 64, 242 (abstract).

Comptes rendu de l’Académie des sciences de Paris 263C, 217-219.

Internet Links for Changbaiite

mindat.org URL:
http://www.mindat.org/min-968.html
Please feel free to link to this page.

Localities for Changbaiite

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.
China (TL)
 
  • Jilin Province (Manchuria; Dongbei Region)
    • Tonghua Prefecture
      • Ji'an Co.
Detachment No. 8, Comprehensive Geological Brigade of Tonghua Region and the Laboratory of Petrology and Mineralogy Laboratory and Jilin Institute of Geological Science (1978): Acta Geologica Sinica 52 (1), 53-62.
USA
 
  • Texas
    • Hudspeth Co.
Am. Min. 74:865-869 (1989)
O'Neill, L. C. (2014). REE-Be-UF mineralization of the Round Top laccolith, Sierra Blanca Peaks, Trans-Pecos Texas (MS dissertation).
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2016, except where stated. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: December 10, 2016 01:15:20 Page generated: December 7, 2016 23:35:21
Go to top of page