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Priderite

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Walgidee Hills pegmatite, Kimberley, Derby-West Kimberley Shire, Western Australia, Australia
© Bert Hendriksen

Formula:
(K,Ba)(Ti,Fe)
 
8
O
 
16
System:TetragonalColour:Reddish to black
Hardness:7


Cryptomelane Group.

Classification of Priderite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:4/D.08-30
Nickel-Strunz 10th (pending) edition ID:4.DK.05

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
D : Metal: Oxygen = 1:2 and similar
K : With large (+- medium-sized) cations; tunnel structures
Dana 8th edition ID:7.9.4.1

7 : MULTIPLE OXIDES
9 : AB8X16
Hey's CIM Ref.:7.9.27

7 : Oxides and Hydroxides
9 : Oxides of Ti
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Type Occurrence of Priderite

Type Locality:Walgidee Hills pegmatite, Kimberley, Derby-West Kimberley Shire, Western Australia, Australia
Year of Discovery:1951

Physical Properties of Priderite

Lustre:Adamantine
Colour:Reddish to black
Hardness (Mohs):7

Crystallography of Priderite

Crystal System:Tetragonal
Cell Parameters:a = 10.11Å, c = 2.96Å
Ratio:a:c = 1 : 0.293
Unit Cell Volume:V 302.55 ų (Calculated from Unit Cell)

Optical Data of Priderite

Type:Uniaxial (-)

Chemical Properties of Priderite

Formula:
(K,Ba)(Ti,Fe)
 
8
O
 
16
Essential elements:K, O, Ti
All elements listed in formula:Ba, Fe, K, O, Ti

Relationship of Priderite to other Species

Related Minerals - Nickel-Strunz Grouping):
4.DK.05Akaganeite
β-Fe
3+
 
O(OH,Cl)
4.DK.05Ankangite
Ba(Ti,V
3+
 
,Cr)
 
8
O
 
16
4.DK.05Coronadite
Pb(Mn,Mn)
 
8
O
 
16
4.DK.05Hollandite
Ba(Mn
4+
 
,Mn
2+
 
)
 
8
O
 
16
4.DK.05Manjiroite
(Na,K)Mn
 
8
O
 
16
·nH
 
2
O
4.DK.05Mannardite
Ba
 
x
Ti
 
8-2x
V
 
2x
O
 
16
·2-xH
 
2
O
4.DK.05Redledgeite
Ba
 
x
([Cr,Fe,V]
3+
2x
Ti
 
8-2x
)O
 
16
4.DK.05Henrymeyerite
BaFe
2+
 
Ti
 
7
O
 
16
4.DK.10Cryptomelane
K(Mn
4+
 
,Mn
2+
 
)
 
8
O
 
16
4.DK.10Romanèchite
(Ba,H
 
2
O)
 
2
Mn
 
5
O
 
10
4.DK.10Todorokite
(Mn,Mg,Ca,Ba,K,Na)
 
2
Mn
 
3
O
 
12
·3H
 
2
O
4.DK.10Strontiomelane
SrMn
4+
6
Mn
3+
2
O
 
16
Related Minerals - Hey's Index Grouping:
7.9.1Hongquiite
TiO
7.9.2Rutile
TiO
 
2
7.9.3Anatase
TiO
 
2
7.9.4Brookite
TiO
 
2
7.9.5Geikielite
MgTiO
 
3
7.9.6Perovskite
CaTiO
 
3
7.9.7Kassite
CaTi
 
2
O
 
4
(OH)
 
2
7.9.8Tausonite
SrTiO
 
3
7.9.9Crichtonite
(Sr,La,Ce,Y)(Ti,Fe
3+
 
,Mn)
 
21
O
 
38
7.9.10Lucasite-(Ce)
CeTi
 
2
(O,OH)
 
6
7.9.11Hibonite
(Ca,Ce)(Al,Fe,Ti,Si,Mg)
 
12
O
 
19
7.9.12Yttrocrasite-(Y)
(Y,Th,Ca,U)(Ti,Fe)
 
2
(O,OH)
 
6
7.9.13Pyrophanite
Mn
2+
 
TiO
 
3
7.9.14Iwakiite
Mn(Fe,Mn)
 
2
O
 
4
7.9.15Ilmenite
Fe
2+
 
TiO
 
3
7.9.16Pseudobrookite
Fe
 
2
TiO
 
5
7.9.17Ulvöspinel
Fe
 
2
TiO
 
4
7.9.18Pseudorutile
Fe
 
2
Ti
 
3
O
 
9
7.9.19Freudenbergite
Na
 
2
(Ti,Fe)
 
8
O
 
16
7.9.20 Kennedyite
MgFeTi
 
3
O
 
10
7.9.21Armalcolite
(Mg,Fe
2+
 
)Ti
 
2
O
 
5
7.9.22Högbomite
(Mg,Fe)
 
2
(Al,Ti)
 
5
O
 
10
7.9.23Qandilite
(Mg,Fe)
 
2
(Ti,Fe,Al)O
 
4
7.9.24Cafetite
(Ca,Mg)(Fe,Al)
 
2
Ti
 
4
O
 
12
·4H
 
2
O
7.9.25Loveringite
(Ca,Ce)(Ti,Fe,Cr,Mg)
 
21
O
 
38
7.9.26Lindsleyite
(Ba,Sr)(Ti,Zr,Fe,Cr)
 
21
O
 
38
7.9.28Jeppeite
(K,Ba)
 
2
(Ti,Fe)
 
6
O
 
13
7.9.29Ankangite
Ba(Ti,V
3+
 
,Cr)
 
8
O
 
16
7.9.30Ecandrewsite
(Zn,Fe
2+
 
,Mn
2+
 
)TiO
 
3
7.9.31Landauite
NaMnZn
 
2
(Ti,Fe)
 
6
Ti
 
12
O
 
38

Other Names for Priderite

German names:
Priderit
Russian names:
Прайдерит
Spanish names:
Priderita

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 Priderite

Reference List:American Mineralogist (1951): 36: 793.

Post, J. E., Von Dreele, R. B., and Buseck, P. R. (1982): Symmetry and cation displacements in hollandites: structure refinements of hollandite, cryptomelane and priderite. Acta Crystallogr., B38, 1056-1065.

Mineralogical Magazine: 29: 496-501.

Australian Mineralogist (1985): 1: 298.

Internet Links for Priderite

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Priderite in the Natural History Museum (London) online catalogue
  • Priderite details from Handbook of Mineralogy (PDF)
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    Localities for Priderite

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    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
      • Derby-West Kimberley Shire
        • Kimberley
    		MM 1951, 496-501
      • Fitzroy Crossing
    		The Kimberlites and Lamproites of Western Australia, 1986.
    The Kimberlites and Lamproites of Western Australia, 1986.
    The Kimberlites and Lamproites of Western Australia, 1986.
      • Noonkanbah
    		The Kimberlites and Lamproites of Western Australia, 1986.
    The Kimberlites and Lamproites of Western Australia, 1986
    The Kimberlites and Lamproites of Western Australia, 1986.
    The Kimberlites and Lamproites of Western Australia, 1986.
    The Kimberlites and Lamproites of Western Australia, 1986.
    The Kimberlites and Lamproites of Western Australia, 1986.
    The Kimberlites and Lamproites of Western Australia, 1986.
    The Kimberlites and Lamproites of Western Australia, 1986.
    The Kimberlites and Lamproites of Western Australia, 1986.
      • West Kimberley Province
    		The Kimberlites and Lamproites of Western Australia, 1986.
    The Kimberlites and Lamproites of Western Australia, 1986.
    The Kimberlites and Lamproites of Western Australia, 1986.
      • Wyndham-East Kimberley Shire
        • Kimberley
          • Lake Argyle area
    		[MinRec 21:561]
    Brazil
     
    • Central-West Region
      • Goiás
    		MinMag 58:409
    Canada
     
    • Northwest Territories
    Germany
     
    • Rhineland-Palatinate
      • Eifel Mts
        • Daun
          • Üdersdorf
    		Blass, G., Graf, HW., Kolitsch, U., Neue Funde aus der Vulkaneifel - ein Rückblick auf die Sammelsaison 2002, Mineralien-Welt 5/2003
        • Hillesheim
    		Blass, G., Graf, HW., Kolitsch, U., Neue Funde und Mineralien aus der Eifel, Mineralien-Welt 1/2002
    Greenland
     
    • Kitaa (West Greenland) Province
    		http://www.koeln.netsurf.de/~w.steffens/green.htm
    Italy
     
    • Aosta Valley
      • Saint-Marcel
    		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.
    Ivory Coast (Côte d'Ivoire)
     
    • Worodougou region
      • Séguéla department
        • Toubabouko
    		Pouclet A. et al. (2004) C.R.Geoscience 336, 9-17
    Russia
     
    • Eastern-Siberian Region
      • Saha Republic (Sakha Republic; Yakutia)
    		[World of Stones 12:49]
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Khibiny Massif
    		[World of Stones 95:5-6, p64]
    P.M. Kartashov data
          • Kovdor Massif
    		[World of Stones 95:5-6, p64]
    South Africa
     
    • Free State Province
    		Minerals of South Africa
    Spain
     
    • Murcia
      • Jumilla
        • La Celia
    		E. Salvioli-mariani et al. , Eur. J. Mineral. , 1996, 8, pp. 1027-1039.
    USA
     
    • Arkansas
      • Pike Co.
        • Murfreesboro
    • Montana
      • Garfield Co.
    		www.minsocam.org/msa/Handbook/Davanite.PDF.
    • Wyoming
      • Sweetwater Co.
    		Rocks & Minerals 76:390
    Mineral and/or Locality
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