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Cesplumtantite

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Formula:
(Cs,Na)
 
2
(Pb,Sb
3+
 
)
 
3
Ta
 
8
O
 
24
System:TetragonalColour:Colourless
Hardness:7
This page provides mineralogical data about Cesplumtantite.

Classification of Cesplumtantite

IMA status:Approved
Strunz 8th edition ID:4/D.26-60
Nickel-Strunz 10th (pending) edition ID:4.DM.15

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
D : Metal: Oxygen = 1:2 and similar
M : With large (+- medium-sized) cations; unclassified
Dana 8th edition ID:8.7.11.1

8 : MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
7 : Miscellaneous
Hey's CIM Ref.:18.1.30

18 : Niobates and Tantalates
1 : Niobates and tantalates containing neither rare earths nor U
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Type Occurrence of Cesplumtantite

Type Locality:Manono Mine, Katanga (Shaba), Democratic Republic of Congo (Zaïre)
Year of Discovery:1986

Physical Properties of Cesplumtantite

Lustre:Adamantine
Diaphaneity (Transparency):Transparent
Colour:Colourless
Streak:White
Hardness (Mohs):7

Crystallography of Cesplumtantite

Crystal System:Tetragonal
Cell Parameters:a = 13.55Å, c = 6.44Å
Ratio:a:c = 1 : 0.475
Unit Cell Volume:V 1,182.40 ų (Calculated from Unit Cell)

Optical Data of Cesplumtantite

Type:Uniaxial

Chemical Properties of Cesplumtantite

Formula:
(Cs,Na)
 
2
(Pb,Sb
3+
 
)
 
3
Ta
 
8
O
 
24
Simplified for copy/paste:(Cs,Na)2(Pb,Sb3+)3Ta8O24
Essential elements:Cs, O, Pb, Ta
All elements listed in formula:Cs, Na, O, Pb, Sb, Ta

Relationship of Cesplumtantite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
4.DM.05Rankamaite
(Na,K)
 
3
(Ta,Nb,Al)
 
11
(O,OH)
 
31
4.DM.05Sosedkoite
(K,Na)
 
5
Al
 
2
(Ta,Nb)
 
22
O
 
60
4.DM.20Eyselite
Fe
3+
 
Ge
4+
3
O
 
7
(OH)
4.DM.25Kuranakhite
PbMn
4+
 
Te
6+
 
O
 
6
Related Minerals - Hey's Index Grouping:

- +
18.1.1Lithiotantite
Li(Ta,Nb)
 
3
O
 
8
18.1.2Lueshite
NaNbO
 
3
18.1.3Natroniobite
NaNbO
 
3
18.1.4Franconite
Na
 
2
Nb
 
4
O
 
11
· 9H
 
2
O
18.1.5Natrotantite
Na
 
2
Ta
 
4
O
 
11
18.1.6Irtyshite
Na
 
2
(Ta,Nb)
 
4
O
 
11
18.1.7Rankamaite
(Na,K)
 
3
(Ta,Nb,Al)
 
11
(O,OH)
 
31
18.1.8Hydropyrochlore
(H
 
2
O,□)
 
2
Nb
 
2
(O,OH)
 
6
(H
 
2
O)
18.1.9Calciotantite
CaTa
 
4
O
 
11
18.1.10Rynersonite
Ca(Ta,Nb)
 
2
O
 
6
18.1.11Microlite Group
18.1.12Belyankinite
Ca
 
1-2
(Ti,Nb)
 
5
O
 
12
· 9H
 
2
O (?)
18.1.13Latrappite
(Ca,Na)(Nb,Ti,Fe)O
 
3
18.1.14Hochelagaite
(Ca,Na,Sr)(Nb,Ti,Si,Al)
 
4
O
 
11
· 8H
 
2
O
18.1.15Bariomicrolite (of Hogarth 1977)
18.1.16Parabariomicrolite
BaTa
 
4
O
 
10
(OH)
 
2
· 2H
 
2
O
18.1.17Bariopyrochlore (of Hogarth 1977)
18.1.18Alumotantite
AlTaO
 
4
18.1.19Simpsonite
Al
 
4
(Ta,Nb)
 
3
O
 
13
(OH,F)
18.1.20Sosedkoite
(K,Na)
 
5
Al
 
2
(Ta,Nb)
 
22
O
 
60
18.1.21Thoreaulite
(Sn
2+
 
,Pb)(Ta,Nb)
 
2
O
 
6
18.1.22Stannomicrolite (of Hogarth 1977)
18.1.23Foordite
(Sn,Pb)(Nb,Ta)
 
2
O
 
6
18.1.24Changbaiite
PbNb
 
2
O
 
6
18.1.25Plumbopyrochlore (of Skorobogatova et al.)
18.1.26Plumbomicrolite (of Hogarth 1977)
18.1.27Stibiocolumbite
Sb(Nb,Ta)O
 
4
18.1.28Stibiotantalite
Sb(Ta,Nb)O
 
4
18.1.29Natrobistantite
18.1.31Stibiomicrolite (of Groat et al.)
18.1.32Cesstibtantite
18.1.34Bismutotantalite
Bi(Ta,Nb)O
 
4
18.1.35Bismutomicrolite (of Hogarth 1977)
18.1.36Tantalite-(Mn)
MnTa
 
2
O
 
6
18.1.37Gerasimovskite
(Mn,Ca)(Nb,Ti)
 
5
O
 
12
· 9H
 
2
O
18.1.38Tapiolite-(Mn)
(Mn,Fe)(Ta,Nb)
 
2
O
 
6
18.1.39Columbite-(Mn)
(Mn,Fe)(Nb,Ta)
 
2
O
 
6
18.1.40Wodginite
Mn(Sn,Ta)Ta
 
2
O
 
8
18.1.41Ixiolite
(Ta,Nb,Sn,Fe,Mn)
 
4
O
 
8
18.1.42Columbite-(Fe)
FeNb
 
2
O
 
6
18.1.43Tantalite-(Fe)
FeTa
 
2
O
 
6
18.1.44Columbite
(Fe,Mn)(Nb,Ta)
 
2
O
 
6
18.1.45Tantalite
(Fe,Mn)(Ta,Nb)
 
2
O
 
6
18.1.46Tapiolite
(Fe,Mn)(Ta,Nb)
 
2
O
 
6
18.1.47Tapiolite-(Fe)
(Fe,Mn)(Ta,Nb)
 
2
O
 
6
18.1.48Columbite-(Mg)
(Mg,Fe,Mn)(Nb,Ta)
 
2
O
 
6
18.1.50Strüverite
(Ti,Ta,Fe)O
 
2
18.1.51 Staringite
(Fe,Mn)
 
x
(Ta,Nb)
 
2x
Sn
 
6-3x
O
 
12

Other Names for Cesplumtantite

Synonyms:
IMA1985-040
Other Languages:
German:Cesplumtantit
Spanish:Cesplumtantita

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 Cesplumtantite

Reference List:

- +
American Mineralogist (1989): 74: 501.

Internet Links for Cesplumtantite

Search Engines:
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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Cesplumtantite details from Handbook of Mineralogy (PDF)
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  • Localities for Cesplumtantite

    (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.
    Democratic Republic of Congo (Zaïre)
     
    • Katanga (Shaba)
    Mineralogicheskii Zhurnal 8/5 (1986), 92
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