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Kimrobinsonite

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Formula:
(Ta,Nb)(OH)
 
5-2x
(O,CO
 
3
)
 
x
 ; x near 1.2
Colour:White, lemonHardness:2½
This page provides mineralogical data about Kimrobinsonite.

Classification of Kimrobinsonite

IMA status:Approved 1983
Strunz 8th edition ID:4/F.19-10
Nickel-Strunz 10th (pending) edition ID:4.FG.15

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
F : Hydroxides (without V or U)
G : Hydroxides with OH, without H2O; unclassified
Dana 8th edition ID:6.4.8.1

6 : HYDROXIDES AND OXIDES CONTAINING HYDROXYL
4 : Miscellaneous
Hey's CIM Ref.:7.12.23

7 : Oxides and Hydroxides
12 : Oxides of V, Nb and Ta
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Type Occurrence of Kimrobinsonite

Type Locality:Mt Holland pegmatite, Western Australia, Australia
Year of Discovery:1985

Physical Properties of Kimrobinsonite

Colour:White, lemon
Streak:White
Hardness (Mohs):2½

Chemical Properties of Kimrobinsonite

Formula:
(Ta,Nb)(OH)
 
5-2x
(O,CO
 
3
)
 
x
 ; x near 1.2
Essential elements:H, O, Ta
All elements listed in formula:C, H, Nb, O, Ta

Relationship of Kimrobinsonite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
4.FG.05Janggunite
Mn
 
5-x
(Mn,Fe)
 
1+x
O
 
8
(OH)
 
6
4.FG.10Cesàrolite
PbH
 
2
Mn
 
3
O
 
8
Related Minerals - Hey's Index Grouping:

- +
7.12.1Montroseite
(V
3+
 
,Fe
3+
 
)O(OH)
7.12.2 Scherbinaite
7.12.3Paramontroseite
V
4+
 
O
 
2
7.12.4Häggite
V
3+
 
V
4+
 
O
 
2
(OH)
 
3
7.12.5Duttonite
V
4+
 
O(OH)
 
2
7.12.6Doloresite
V
4+
3
O
 
4
(OH)
 
4
7.12.7Lenoblite
V
4+
2
O
 
4
 · 2H
 
2
O
7.12.8Navajoite
Fe
3+
 
V
5+
9
O
 
24
 · 12H
 
2
O
7.12.9Vanoxite
V
4+
4
V
5+
2
O
 
13
 · 8H
 
2
O
7.12.10Bariandite
Al
 
0.6
(V
5+
 
,V
4+
 
)
 
8
O
 
20
 · 9H
 
2
O
7.12.11Corvusite
(Na,K,Ca,Mg)
 
2
(V
5+
 
,V
4+
 
,Fe
2+
 
)
 
8
O
 
20
 · 6-10H
 
2
O
7.12.12Simplotite
CaV
4+
4
O
 
9
 · 5H
 
2
O
7.12.13Kyzylkumite
BeV
3+
2
TiO
 
6
7.12.14Schreyerite
V
3+
2
Ti
 
3
O
 
9
7.12.15Berdesinskiite
V
3+
2
TiO
 
5
7.12.16Tivanite
V
3+
 
TiO
 
3
(OH)
7.12.17Mannardite
Ba
 
x
Ti
 
8-2x
V
 
2x
O
 
16
·2-xH
 
2
O
7.12.18Karelianite
V
3+
2
O
 
3
7.12.19Coulsonite
Fe
2+
 
V
3+
2
O
 
4
7.12.20Nolanite
(V
3+
 
,Fe
3+
 
,Fe
2+
 
,Ti)
 
10
O
 
14
(OH)
 
2
7.12.21Vuorelainenite
(Mn,Fe)(V,Cr)
 
2
O
 
4
7.12.22Tantite
Ta
 
2
O
 
5

Other Names for Kimrobinsonite

Synonyms:
IMA1983-023
Other Languages:
German:Kimrobinsonit
Spanish:Kimrobinsonita

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 Kimrobinsonite

Reference List:

- +
American Mineralogist (1987): 72: 1024.

Canadian Mineralogist (1985): 23: 573-576.

Internet Links for Kimrobinsonite

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  • Kimrobinsonite details from Handbook of Mineralogy (PDF)
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    • Localities for Kimrobinsonite

    The 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.
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    (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.
    Australia
     
    • Western Australia
    		CM 1985, 573-76
    Russia
     
    • Far-Eastern Region
      • Primorskiy Kray
        • Khanka Lake
    		V.V. Seredin data
    Mineral and/or Locality
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