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Priderite

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Formula:
K(Ti
4+
7
Fe
3+
 
)O
 
16
May contain minor Ba replacing K.
System:TetragonalColour:Reddish to black
Hardness:7
Member of:Priderite Group > Hollandite Supergroup
Name:For Rex Tregilgas Prider, Professor of Geology at the University of Western Australia.

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.05b

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 lamproite, Noonkanbah Station, Derby-West Kimberley Shire, Western Australia, Australia
Year of Discovery:1951
Geological Setting of type material:Fine grained leucite rocks

Physical Properties of Priderite

Lustre:Adamantine
Colour:Reddish to black
Streak:grey
Hardness (Mohs):7
Cleavage:Perfect
Basal - perfect
Prismatic - good
Density (measured):3.86(6) g/cm3

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)
Morphology:Rods 0.5x1mm

Optical Data of Priderite

Type:Uniaxial (-)

Chemical Properties of Priderite

Formula:
K(Ti
4+
7
Fe
3+
 
)O
 
16


May contain minor Ba replacing K.
Simplified for copy/paste:K(Ti4+7Fe3+)O16
Essential elements:Fe, K, O, Ti
All elements listed in formula:Fe, K, O, Ti

Relationship of Priderite to other Species

Member of:Priderite Group > Hollandite Supergroup
Other Members of Group:

- +
Henrymeyerite
Ba(Ti
4+
7
Fe
2+
 
)O
 
16
Mannardite
Ba(Ti
4+
6
V
3+
2
)O
 
16
Redledgeite
Ba(Ti
4+
6
Cr
3+
2
)O
 
16
Related Minerals - Nickel-Strunz Grouping):

- +
4.DK.05Akaganeite
β-Fe
3+
 
O(OH,Cl)
4.DK.05aCoronadite
Pb(Mn
4+
6
Mn
3+
2
)O
 
16
4.DK.05aCryptomelane
K(Mn
4+
7
Mn
3+
 
)O
 
16
4.DK.05aHollandite
Ba(Mn
4+
6
Mn
3+
2
)O
 
16
4.DK.05aManjiroite
Na(Mn
4+
7
Mn
3+
 
)O
 
16
4.DK.05bMannardite
Ba(Ti
4+
6
V
3+
2
)O
 
16
4.DK.05bRedledgeite
Ba(Ti
4+
6
Cr
3+
2
)O
 
16
4.DK.05bHenrymeyerite
Ba(Ti
4+
7
Fe
2+
 
)O
 
16
4.DK.05aStrontiomelane
Sr(Mn
4+
6
Mn
3+
2
)O
 
16
4.DK.10Romanèchite
(Ba,H
 
2
O)
 
2
Mn
 
5
O
 
10
4.DK.10Todorokite
(Ca,K,Na,Mg,Ba,Mn)(Mn,Mg,Al)
 
6
O
 
12
· 3H
 
2
O
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
 
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
7.9.20Kennedyite
MgFe
3+
2
Ti
 
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,La)(Zr,Fe)(Mg,Fe)
 
2
(Ti,Fe,Cr,Al)
 
18
O
 
38
7.9.26Lindsleyite
(Ba,Sr)(Zr,Ca)(Fe,Mg)
 
2
(Ti,Cr,Fe)
 
18
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

Other Languages:
German:Priderit
Russian:Прайдерит
Spanish: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

Search Engines:
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  • External Links:
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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Priderite details from Handbook of Mineralogy (PDF)
  • Mineral Dealers:
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  • Fabre Minerals - search for Priderite specimens
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  • Priderite specimens for sale - minfind.com
  • Localities for Priderite

    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.
    (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
        • Ellendale
    The Kimberlites and Lamproites of Western Australia, 1986.
    The Kimberlites and Lamproites of Western Australia, 1986.
    The Kimberlites and Lamproites of Western Australia, 1986.
    Prider, r.(1982): A Glassy Lamproite from the West Kimberley Area Western Australia, Mineralogical Magazine(1982):45: 279-282
        • 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 Station
    MM 1951, 496-501; Mineralogical Magazine 1984 48 : 263-266
    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.
      • Wyndham-East Kimberley Shire
        • Lake Argyle area
    [MinRec 21:561]
    Brazil
     
    • Goiás
    MinMag 58:409
    Canada
     
    • Northwest Territories
    Anton R. Chakhmouradian and Roger H. Mitchell (2001) Three compositional varieties of perovskite from kimberlites of the Lac de Gras Field (Northwest Territories, Canada). Mineralogical Magazine 65:133-148
    France
     
    • Corsica
      • Haute-Corse
        • Bastia
    Mineralogical Magazine 1968 36 : 867-870.
    Germany
     
    • Rhineland-Palatinate
      • Eifel
        • 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
     
    • Qaasuitsup
    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
      • Sakha Republic (Saha 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
      • Lejweleputswa District
        • Theunissen
          • Theunissen kimberlite field
    Minerals of South Africa; Roger H. Mitchell and Henry O. A. Meyer (1989) Niobian K-Ba-V Titanates from Micaceous Kimberlite, Star Mine, Orange Free State, South Africa. Mineralogical Magazine 53:451-456
    Spain
     
    • Murcia
      • Jumilla
        • La Celia
    E. Salvioli-mariani et al. , Eur. J. Mineral. , 1996, 8, pp. 1027-1039.
    USA
     
    • Arkansas
      • Pike Co.
        • Murfreesboro
    Am. Mineral. 83:1323-1329 (1998)
    • Montana
      • Garfield Co.
    www.minsocam.org/msa/Handbook/Davanite.PDF.; Journal of Petrology Volume 33 :3 Pages 505-520 1992
      • Hill Co.
        • Bearpaw Mts
    Chakhmouradian A.R. & Mitchell R.H. (1999) Primary, agpaitic and deuteric stages in the evolution of Accessory Sr, REE, Ba and Nb-mineralization in nepheline-syenite pegmatites at Pegmatite Peak, Bearpaw Mts., Montana, Mineral. Petrol., 67: 85-110.
    • Pennsylvania
      • Fayette Co.
        • Masontown
    Bikerman, Michael et al. (1997). New Phlogopite K-Ar Dates and the Age of Southwestern Pennsylvania Kimberlite Dikes.
    • Wyoming
      • Sweetwater Co.
    Rocks & Minerals 76:390
    P & E Médard collection
    Mitchell R.H. & Bergman S.C. (1991) Petrology of Lamproites, Plenum Press, New-York, 447 pp.
    Mitchell R.H. & Bergman S.C. (1991) Petrology of Lamproites, Plenum Press, New-York, 447 pp.
    Mitchell R.H. & Bergman S.C. (1991) Petrology of Lamproites, Plenum Press, New-York, 447 pp.
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