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Wardite

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Formula:
NaAl
 
3
(PO
 
4
)
 
2
(OH)
 
4
· 2H
 
2
O
System:TetragonalColour:Colourless, white, ...
Hardness:5
Member of:Wardite Group
Name:
Named after Henry Augustus Ward (1834-1906), Professor of Natural Sciences, University of Rochester, Rochester, New York, USA. He was also a collector and founder of Ward's Natural Science Establishment in Rochester, which deals in natural history objects.


Wardite Group.
The Al analogue of cyrilovite and the OH analogue of fluorowardite.

May be confused with pseudo-tetragonal-dipyramidal varieites of variscite.

Visit gemdat.org for gemological information about Wardite. Currently in public beta-test.

Classification of Wardite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:7/D.51-10
Nickel-Strunz 10th (pending) edition ID:8.DL.10

8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H2O
L : With large and medium-sized cations, (OH, etc.):RO4 = 2:1
Dana 8th edition ID:42.7.8.2

42 : HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
7 : (AB)2(XO4)Zq·xH2O
Hey's CIM Ref.:19.8.3

19 : Phosphates
8 : Phosphates of Al and other metals
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Type Occurrence of Wardite

Type Locality:Clay Canyon, Fairfield, Oquirrh Mts, Utah Co., Utah, USA
Year of Discovery:1896
Geological Setting of type material:Low-temperature phosphatic nodules in sedimentary rocks.
Associated Minerals at type locality:
VarisciteMillisiteCrandallite

Occurrences of Wardite

Geological Setting:Complex zoned pegmatites.

Physical Properties of Wardite

Lustre:Vitreous
Diaphaneity (Transparency):Transparent, Opaque
Colour:Colourless, white, lightly coloured blue to green, yellow-green, light yellow, brown; colourless in transmitted light.
Hardness (Mohs):5
Cleavage:Perfect
On {001}, perfect.
Density (measured):2.81 - 2.87 g/cm3
Density (calculated):2.805 g/cm3

Crystallography of Wardite

Crystal System:Tetragonal
Class (H-M):4 2 2 - Trapezohedral
Space Group:P41 21 2
Cell Parameters:a = 7.03(1) Å, c = 19.04(1) Å
Ratio:a:c = 1 : 2.708
Unit Cell Volume:V 940.97 ų (Calculated from Unit Cell)
Z:4
Morphology:Crystals dipyramidal, pseudo-octahedral, exhibiting forms {010}, {011}, {012}, {100}, and rarely {001}. Commonly striated perpendicular to [001]. Granular aggregates and crusts; subparallel aggregates of coarse fibers; radially-fibrous and concentrically banded spherulites.
X-Ray Powder Diffraction:
Image Loading

Radiation - Copper Kα
Data Set:
Horizontal Axis: ° to ° Vertical Axis: % Source Data: Filtered Data:
Data courtesy of RRUFF project at University of Arizona, used with permission.
X-Ray Powder Diffraction:
d-spacingIntensity
4.74 (10)
3.085 (6)
2.994 (7)
2.825 (4)
2.591 (7)
2.108 (4)
1.516 (5)

Optical Data of Wardite

Type:Uniaxial (+)
RI values: nω = 1.586 - 1.594 nε = 1.595 - 1.604
Maximum Birefringence:δ = 0.009

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Moderate
Comments:Basal sections of crystals from Montebras, France, are divided into four anomalously biaxial sections with Y = [101], Z = [001], and 2E (+) ranging up to 70°.

Chemical Properties of Wardite

Formula:
NaAl
 
3
(PO
 
4
)
 
2
(OH)
 
4
· 2H
 
2
O
Simplified for copy/paste:NaAl3(PO4)2(OH)4·2H2O
Essential elements:Al, H, Na, O, P
All elements listed in formula:Al, H, Na, O, P

Relationship of Wardite to other Species

Member of:Wardite Group
Other Members of Group:

- +
Cyrilovite
NaFe
3+
3
(PO
 
4
)
 
2
(OH)
 
4
· 2H
 
2
O
Millisite
(Na,K)CaAl
 
6
(PO
 
4
)
 
4
(OH)
 
9
· 3H
 
2
O
Common Associates:
WhitlockiteSideriteRoscheriteMontgomeryiteMitridatite
HydroxylherderiteFerrisickleriteFairfielditeEosphorite
Related Minerals - Nickel-Strunz Grouping):

- +
8.DL.05Foggite
CaAl(PO
 
4
)(OH)
 
2
· H
 
2
O
8.DL.10Cyrilovite
NaFe
3+
3
(PO
 
4
)
 
2
(OH)
 
4
· 2H
 
2
O
8.DL.10Millisite
(Na,K)CaAl
 
6
(PO
 
4
)
 
4
(OH)
 
9
· 3H
 
2
O
8.DL.15Agardite-(Nd)
NdCu
 
6
(AsO
 
4
)
 
3
(OH)
 
6
· 3H
 
2
O
8.DL.15Agardite-(Y)
(Y,Ca)Cu
 
6
(AsO
 
4
)
 
2
(AsO
 
4
,HAsO
 
4
)(OH)
 
6
· 3H
 
2
O
8.DL.15Agardite-(Ce)
CeCu
 
6
(AsO
 
4
)
 
3
(OH)
 
6
· 3H
 
2
O
8.DL.15Agardite-(La)
(La,Ce)Cu
 
6
(AsO
 
4
)
 
3
(OH)
 
6
· 3H
 
2
O
8.DL.15Goudeyite
(Al,Y)Cu
 
6
(AsO
 
4
)
 
3
(OH)
 
6
· 3H
 
2
O
8.DL.15Mixite
BiCu
 
6
(AsO
 
4
)
 
3
(OH)
 
6
· 3H
 
2
O
8.DL.15Petersite-(Y)
(Y,Ce,Nd)Cu
 
6
(PO
 
4
)
 
3
(OH)
 
6
· 3H
 
2
O
8.DL.15Zálesíite
(Ca,Y)Cu
 
6
(AsO
 
4
)
 
2
(HAsO
 
4
,AsO
 
4
)(OH)
 
6
· 3H
 
2
O
8.DL.15Plumboagardite
(Pb,REE,Ca)Cu
 
6
(AsO
 
4
)
 
2
(HAsO
 
4
,AsO
 
4
)(OH)
 
6
· 3H
 
2
O
8.DL.15Calciopetersite
CaCu
 
6
(PO
 
4
)
 
2
(HPO
 
4
)(OH)
 
6
· 3H
 
2
O
8.DL.20Cheremnykhite
Pb
 
3
Zn
 
3
(VO
 
4
)
 
2
(TeO
 
6
)
8.DL.20Dugganite
Pb
 
3
Zn
 
3
(AsO
 
4
)
 
2
(TeO
 
6
)
8.DL.20Kuksite
Pb
 
3
Zn
 
3
(PO
 
4
)
 
2
(TeO
 
6
)
8.DL.20Wallkilldellite-(Mn)
Ca
 
2
Mn
2+
3
(AsO
 
4
)
 
2
(OH)
 
4
· 9H
 
2
O
8.DL.20Wallkilldellite-(Fe)
(Ca,Cu)
 
4
Fe
2+
6
(AsO
 
4
,SiO
 
4
)
 
4
(OH,O)
 
8
· 18H
 
2
O
8.DL.25Angastonite
CaMgAl
 
2
(PO
 
4
)
 
2
(OH)
 
4
· 7H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
19.8.1Montebrasite
LiAl(PO
 
4
)(OH)
19.8.2Brazilianite
NaAl
 
3
(PO
 
4
)
 
2
(OH)
 
4
19.8.4Tancoite
LiNa
 
2
Al(PO
 
4
)(HPO
 
4
)(OH)
19.8.5Bertossaite
(Li,Na)
 
2
(Ca,Fe
2+
 
,Mn
2+
 
)Al
 
4
(PO
 
4
)
 
4
(OH,F)
 
4
19.8.6Tinsleyite
KAl
 
2
(PO
 
4
)
 
2
(OH) · 2H
 
2
O
19.8.7Taranakite
(K,NH
 
4
)Al
 
3
(PO
 
4
)
 
3
(OH) · 9H
 
2
O
19.8.8Francoanellite
K
 
3
Al
 
5
(PO
 
4
)
 
2
(HPO
 
4
)
 
3
· 12H
 
2
O
19.8.9Gordonite
MgAl
 
2
(PO
 
4
)
 
2
(OH)
 
2
· 8H
 
2
O
19.8.10Aldermanite
Mg
 
5
Al
 
12
(PO
 
4
)
 
8
(OH)
 
22
· 32H
 
2
O
19.8.11Overite
CaMgAl(PO
 
4
)
 
2
(OH) · 4H
 
2
O
19.8.12Montgomeryite
Ca
 
4
MgAl
 
4
(PO
 
4
)
 
6
(OH)
 
4
· 12H
 
2
O
19.8.14Foggite
CaAl(PO
 
4
)(OH)
 
2
· H
 
2
O
19.8.15Gatumbaite
CaAl
 
2
(PO
 
4
)
 
2
(OH)
 
2
· H
 
2
O
19.8.16Crandallite
CaAl
 
3
(PO
 
4
)
 
2
(OH)
 
5
· H
 
2
O
19.8.17Matulaite
(Fe
3+
 
,Al)Al
 
7
(PO
 
4
)
 
4
(PO
 
3
OH)
 
2
(OH)
 
8
(H
 
2
O)
 
8
· 8H
 
2
O
19.8.19Lehiite
19.8.20Millisite
(Na,K)CaAl
 
6
(PO
 
4
)
 
4
(OH)
 
9
· 3H
 
2
O
19.8.21Englishite
K
 
3
Na
 
2
Ca
 
10
Al
 
15
(PO
 
4
)
 
21
(OH)
 
7
· 26H
 
2
O
19.8.22Kleemanite
ZnAl
 
2
(PO
 
4
)
 
2
(OH)
 
2
· 3H
 
2
O
19.8.23Mantienneite
KMg
 
2
Al
 
2
Ti(PO
 
4
)
 
4
(OH)
 
3
· 15H
 
2
O
19.8.24Paulkerrite
K(Mg,Mn
2+
 
)
 
2
(Fe
3+
 
,Al,Ti,Mg)
 
2
Ti(PO
 
4
)
 
4
(OH)
 
3
· 15H
 
2
O

Other Names for Wardite

Synonyms:
Soumansite
Other Languages:
German:Wardit
Russian:Вардит
Spanish:Wardita

Other Information

Other Information:Completely soluble in acids with difficulty.
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 Wardite

Reference List:

- +
Davison (1896) American Journal of Science: 152: 154.

Larsen, E.S. and Shannon (1930) American Mineralogist: 15: 315.

Pough, F. (1937) American Museum, Nov. 1937, no. 932.

Larsen (1942) American Mineralogist: 27: 292.

Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 940-941.

American Mineralogist (1952): 37: 849-852.

Lindberg, M.L. (1957) Relationship of the minerals avelinoite, cyrilovite, and wardite. American Mineralogist: 42: 204–213.

Fanfani, L., A. Nunzi, and P.F. Zanazzi (1970) The crystal structure of wardite. Mineralogical Magazine: 37: 598-605.

Bulletin de la Société française de Minéralogie et de Cristallographie (1981): 104: 683.

Anthony, J.W., Bideaux, R.A., Bladh, K.W., and Nichols, M.C. (2000) Handbook of Mineralogy, Volume IV. Arsenates, Phosphates, Vanadates. Mineral Data Publishing, Tucson, AZ, 680pp.: 643.

Internet Links for Wardite

Search Engines:
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  • External Links:
  • Look for Wardite on Webmineral
  • Look for Wardite on Athena Mineralogy
  • Look for Wardite on Wikipedia
  • Look for Wardite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Wardite details from Handbook of Mineralogy (PDF)
  • Mineral Dealers:
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  • rare and unusual minerals mainly crystallized
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  • Specimens:The following Wardite specimens are currently listed for sale on minfind.com.

    Localities for Wardite

    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.
    Argentina
     
    • Córdoba
      • San Alberto Department
        • Pampa de Achala
    Milka K. de Brodtkorb (2006) Las Especies Minerales de la Republica Argentina, Vol. 2, p 428 (Asociación Mineralógica Argentina)
    Australia
     
    • South Australia
      • Eyre peninsula
        • Middleback Range
          • Iron Duke Complex
    Francis, G.L., 2010. Minerals from the South Middleback Range deposits 2003-2008. (self published) 44pp.
    Francis, G.L., 2010. Minerals from the South Middleback Range deposits 2003-2008. (self published) 44pp.
          • Iron Knob
    No reference listed
      • Mt Lofty Ranges
        • North Mt Lofty Ranges
          • Kapunda
    Peter Elliott
    • Victoria
      • Buloke Shire
        • Wycheproof
    • Western Australia
      • Meekatharra Shire
        • Milgun Station
    R Bottrill unpub XRD;
      • Upper Gascoyne Shire
        • Woodlands station
    Nickel, E. H. et al. (2008): The Woodlands variscite-gold occurrence in the north Gascoyne region of Western Australia. Australian Journal of Mineralogy 14, 27-36.
    Austria
     
    • Carinthia
      • Millstatt lake ridge
        • Spittal
          • Millstatt lake
    G. Niedermayr, I. Praetzel: Mineralien Kärntens, 1995
    G. Niedermayr: Carinthia II 187./107.:176 (1997)
    F. Walter, K. Ettinger: Carinthia II 191./111.:149-150 (2001)
    G. Niedermayr, I. Praetzel: Mineralien Kärntens, 1995
          • Wolfsberg
    G. Niedermayr, I. Praetzel: Mineralien Kärntens, 1995
    G. Niedermayr, I. Praetzel: Mineralien Kärntens, 1995
    • Styria
      • Fischbacher Alpen
        • Krieglach
          • Freßnitzgraben
            • Alpl
    F. Bernhard, F. Walter, K. Ettinger, J. Taucher, K. Mereiter: Amer. Mineral. 83:625-630 (1998)
    Belgium
     
    • Luxembourg Province
      • Stavelot Massif
    Michel Bloindieau
          • Cahai (Cahay)
    Hatert, F., Deliens, M., Fransolet, A.-M. & van der Meersche, E. (2002): Les minéraux de Belgique. 2ème édition, Muséum des Sciences Naturelles, Bruxelles, Ed., 304 p.
    Brazil
     
    • Minas Gerais
      • Doce valley
        • Itambacuri
    Rock Currier
      • Jequitinhonha valley
        • Itinga
          • Monte Belo
          • Taquaral
    Paul Bongaerts
    [www.johnbetts-fineminerals.com]; Moore, P. B., & Ito, J. (1978). I, Whiteite, a new species, and a proposed nomenclature for the jahnsite-whiteite complex series; II, New data on xanthoxenite; III, Salmonsite discredited. Mineralogical Magazine, 42(323), 309-323.
            • Laranjeira
    Cassedanne, J.P. & J.O. (1980): A find of crystallized Rose Quartz in Minas Gerais. Mineralogical Record 11: 377-379
            • Piauí valley
    sergio varvello
    • Pará
      • Monte Alegre
        • Maicuru range
    Lemos, V. P., & da Costa, M. C. (1989). Mineralogical aspects of the laterites of Maicuru. Sociedade Brasileira de Geoquimica, Rio de Janeiro, RJ (Brazil); 531 p; 1989; p. 375-384; 13. International Geochemical Exploration Symposium. 2. Brazilian Geochemical Congress; Rio de Janeiro, RJ (Brazil); 1-6 Oct 1989
    • Paraíba
      • Borborema mineral province
        • Pedra Lavrada
    Am Min (1955) 40:55-63
    Canada
     
    • Yukon Territory
      • Dawson Mining District
    MinRec 23:4-47
    Rob Lavinsky
    [MinRec 23:Yukon 31]
          • Kulan Camp (Area A; Area 1)
            • Crosscut Creek
    Robinson, G.W., Van Velthuizen, J., Ansell, H.G. & Sturman, B.D. (1992): Mineralogy of the Rapid Creek and Big Fish River area, Yukon Territory. Mineralogical Record 23, 1-47
    Robinson, G.W., Van Velthuizen, J., Ansell, H.G. & Sturman, B.D. (1992): Mineralogy of the Rapid Creek and Big Fish River area, Yukon Territory. Mineralogical Record 23, 1-47
    various added photos
    Robinson, G.W., Van Velthuizen, J., Ansell, H.G. & Sturman, B.D. (1992): Mineralogy of the Rapid Creek and Big Fish River area, Yukon Territory. Mineralogical Record 23, 1-47
    Robinson, G.W., Van Velthuizen, J., Ansell, H.G. & Sturman, B.D. (1992): Mineralogy of the Rapid Creek and Big Fish River area, Yukon Territory. Mineralogical Record 23, 1-47
    Finland
     
    • Western and Inner Finland Region
      • Orivesi
        • Eräjärvi area
    Sandström, F. & Lahti, S.I. (2009): Viitaniemipegmatiten i Eräjärvi, Orivesi, Finland. Litiofilen 26 (1): 11-38
    France
     
    • Auvergne
      • Allier
        • Ébreuil
          • Échassières
    Patrice Queneau Collection
    Gaël Trouilliez collection
    • Limousin
      • Creuse
        • Soumans
          • Montebras
    Patureau, J., Chiappero, P-J. & Lebocey, J. (2011): Mines et minéraux de Montebras, Soumans, Creuse. Le Règne Minéral. 99, 5-33; Patureau, J., Chiappero, P-J. & Lebocey, J. (2011): Mines et minéraux de Montebras, Soumans, Creuse. Le Règne Minéral. 99, 5-33
    Rwanda
     
    • Western Province
      • Gatumba District
    Daltry, V.D.C. and O. von Knorring (1998) Type-Mineralogy of Rwanda with Particular Reference to the Buranga Pegmatite. Geologica Belgica 1:1-9
    Spain
     
    • Castile and Leon
      • Zamora
        • Aliste
    Joan Rosell - Rosellminerals.com (2014)
        • Villar del Buey
          • Pinilla de Fermoselle
    Am Min 90:1887-1899
    USA
     
    • California
      • San Diego Co.
        • Pala District
          • Pala
            • Tourmaline Queen Mountain (Pala Mtn; Queen Mtn)
    www.gemandmineral.com/stewartmine.html.
    • Connecticut
      • Middlesex Co.
        • Portland
          • Collins Hill
            • Strickland pegmatite (Strickland-Cramer Quarry; Strickland-Cramer Mine; Strickland-Cramer Feldspar-Mica Quarries)
    Januzzi, 1976. Mineral Localities of Connecticut and Southeastern New York State (Taylor Assoc./Mineralogical Press)
    • Idaho
      • Fremont Co.
    Ream, Lanny R. 2004. Idaho Minerals, 2nd edition, Revised and Updated
    • Maine
      • Androscoggin Co.
        • Poland
    King, V. T. and Foord, E. E., 1994, Mineralogy of Maine, Descriptive Mineralogy, volume 1, Maine Geological Survey, Augusta, Maine, USA, pp. 418 + 88 plates. "Maine Mineral Localities, 3rd Ed." by Thompson, W.B., et. al., 1998
      • Oxford Co.
        • Newry
    King, V. and Foord, E., 1994, Mineralogy of Maine, V. 1; King, V. (ed.), 2000, Mineralogy of Maine, V. 2.
    King, V. and Foord, E., 1994, Mineralogy of Maine, V. 1; King, V. (ed), 2000, Mineralogy of Maine, V. 2.
    King, V. and Foord, E., 1994, Mineralogy of Maine, V. 1; King, V. (ed), 2000, Mineralogy of Maine, V. 2
    • Nevada
      • Humboldt Co.
        • Iron Point District
          • Valmy
    Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada
      • Nye Co.
        • Manhattan District
    NBMG Spec. Pub. 31 Minerals of Nevada
    • New Hampshire
      • Cheshire Co.
        • Walpole
    Rocks & Min. 80:256 (2005); Rocks & Minerals (2005) 80:242-261 New Hampshire Mineral Locality Index
      • Grafton Co.
        • Alexandria
    Rocks & Minerals (2005) 80:242-261 New Hampshire Mineral Locality Index
        • Groton
    Rocks & Minerals (2005) 80:242-261 New Hampshire Mineral Locality Index
    No reference listed
      • Sullivan Co.
        • Acworth
    Hurlbut, C.S., Jr. (1952) Wardite from Beryl Mountain, New Hampshire. American Mineralogist 37, 849-852. This report was based on a mislabeled specimen actually from the Palermo #1 Pegmatite (Cornelius Hurlbut, Jr., personal communication, 1992).; Rocks & Minerals (2005) 80:242-261 New Hampshire Mineral Locality Index
        • Newport
    Rocks & Minerals (2005) 80:242-261 New Hampshire Mineral Locality Index
    • South Dakota
      • Custer Co.
        • Custer District
          • Fourmile
    Rocks & Minerals: 75(3): 156-169.
      • Pennington Co.
        • Keystone District
          • Keystone
    Rocks & Min.:60:110,112 & 116.
    • Utah
      • Box Elder Co.
        • Pilot Range
          • Lucin District
            • Lucin
              • Utahlite Hill
    Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 941.; J. Marty (1995) Minerals of the Utahlite Claim (Edison and Bird Mine), Lucin, Box Elder County, Utah. Microprobe 8-2:4-10
      • Tooele Co.
        • Stansbury Mts
    Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 941.; American Mineralogist 27:443
      • Utah Co.
        • Oquirrh Mts
          • Fairfield
    Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 941, 958, 976; UGMS Bull 117 Minerals and Mineral Localities of Utah
    Wilson, W. (2010): The Clay Canyon Variscite Mine, Fairfield Utah. Mineralogical Record. 41:321-349.
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