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|May contain minor Ba replacing K.|
|System:||Tetragonal||Colour:||Reddish to black|
|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:||184.108.40.206|
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
|Colour:||Reddish to black|
Basal - perfect
Prismatic - good
|Density (measured):||3.86(6) g/cm3|
Crystallography of Priderite
|Cell Parameters:||a = 10.11Å, c = 2.96Å|
|Ratio:||a:c = 1 : 0.293|
|Unit Cell Volume:||V 302.55 Å³ (Calculated from Unit Cell)|
Optical Data of Priderite
Chemical Properties of Priderite
May contain minor Ba replacing K.
|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:|
|Related Minerals - Nickel-Strunz Grouping):|
|Related Minerals - Hey's Index Grouping:|
Other Names for Priderite
|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
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
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.
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Locality Updated: Wheal Coates, St Agnes, St Agnes District, Cornwall, England, UKFrom David Ifold, 19th Jun 2013 22:44:10