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About WadeiteHide

Arthur Wade
Colourless, light blue or pink
5½ - 6
Specific Gravity:
3.10 - 3.13
Crystal System:
Member of:
Named after Arthur Wade (12 November 1878 at Halifax, Yorkshire, England - 8 April 1951, Mermaid Beach, Queensland, Australia), British-born Australian petroleum geologist, who first collected the material.
Possible Ti analogue is known as UM1989-35-SiO:KTi.

Classification of WadeiteHide

Approved, 'Grandfathered' (first described prior to 1959)
First Published:

9 : SILICATES (Germanates)
C : Cyclosilicates
A : [Si3O9]6- 3-membered single rings (dreier-Einfachringe), without insular complex anions

59 : CYCLOSILICATES Three-Membered Rings
1 : Three-Membered Rings, anhydrous, no other anions

14 : Silicates not Containing Aluminum
10 : Silicates of Zr or Hf

Pronounciation of WadeiteHide

PlayRecorded byCountry
Jolyon & Katya RalphUnited Kingdom

Physical Properties of WadeiteHide

Colourless, light blue or pink
5½ - 6 on Mohs scale
3.10 - 3.13 g/cm3 (Measured)    3.16 g/cm3 (Calculated)

Optical Data of WadeiteHide

Uniaxial (+)
RI values:
nω = 1.625 nε = 1.655
Max Birefringence:
δ = 0.030
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:

Chemical Properties of WadeiteHide

IMA Formula:
Common Impurities:

Crystallography of WadeiteHide

Crystal System:
Cell Parameters:
a = 6.89 Å, c = 10.17 Å
a:c = 1 : 1.476
Unit Cell V:
418.11 ų (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

Powder Diffraction Data:
2.85 Å(100)
3.85 Å(80)
5.97 Å(60)
1.85 Å(60)
1.69 Å(60)
1.63 Å(40)
5.11 Å(30)

Type Occurrence of WadeiteHide

Place of Conservation of Type Material:
University of Western Australia, Perth, Australia, 18760.
Geological Setting of Type Material:
Leucite lamproites

Other Language Names for WadeiteHide


Relationship of Wadeite to other SpeciesHide

Member of:
Other Members of this group:
BenitoiteBaTi(Si3O9)Hex. 6 m2 : P62c

Common AssociatesHide

Associated Minerals Based on Photo Data:
6 photos of Wadeite associated with MicroclineK(AlSi3O8)
5 photos of Wadeite associated with AegirineNaFe3+Si2O6
3 photos of Wadeite associated with EudialyteNa15Ca6(Fe2+,Mn2+)3Zr3[Si25O73](O,OH,H2O)3(OH,Cl)2
3 photos of Wadeite associated with NephelineNa3K(Al4Si4O16)
1 photo of Wadeite associated with AstrophylliteK2NaFe2+7Ti2Si8O26(OH)4F
1 photo of Wadeite associated with AenigmatiteNa4[Fe2+10Ti2]O4[Si12O36]

Related Minerals - Nickel-Strunz GroupingHide

9.CA.05BenitoiteBaTi(Si3O9)Hex. 6 m2 : P62c
9.CA.15CalciocatapleiiteCaZr(Si3O9) · 2H2OOrth.
9.CA.15CatapleiiteNa2Zr(Si3O9) · 2H2OMon.
9.CA.20PseudowollastoniteCaSiO3Mon. 2/m : B2/b
9.CA.25MargarosanitePb(Ca,Mn2+)2(Si3O9)Tric. 1 : P1
9.CA.30Bobtraillite(Na,Ca)13Sr11(Zr,Y,Nb)14(Si3O9)10(H2BSi2O9)6 · 12H2OTrig. 3m (3 2/m) : P3 1c

Related Minerals - Dana Grouping (8th Ed.)Hide 6 m2 : P62c,Ti)(Si3O9)Hex.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

14.10.1ZirconZr(SiO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
14.10.2HafnonHfSiO4Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
14.10.5VlasoviteNa2ZrSi4O11Mon. 2/m : B2/b
14.10.6Keldyshite(Na,H)2ZrSi2O7Tric. 1 : P1
14.10.7GaidonnayiteNa2Zr(Si3O9) · 2H2OOrth. mmm (2/m 2/m 2/m) : Pmna
14.10.8TerskiteNa4ZrSi6O16 · 2H2OOrth.
14.10.9ElpiditeNa2ZrSi6O15 · 3H2OOrth.
14.10.10HilairiteNa2Zr[SiO3]3 · 3H2OTrig.
14.10.11PetarasiteNa5Zr2(Si6O18)(Cl,OH) · 2H2OMon. 2/m : P21/m
14.10.15KostyleviteK2Zr(Si3O9) · H2OMon.
14.10.16UmbiteK2(Zr,Ti)Si3O9 · H2OOrth.
14.10.17ParaumbiteK3Zr2H(Si3O9)2 · nH2OOrth.
14.10.18GeorgechaoiteNaKZr[Si3O9] · 2H2OOrth. mm2
14.10.20CalciocatapleiiteCaZr(Si3O9) · 2H2OOrth.
14.10.21CalciohilairiteCaZr[SiO3]3 · 3H2OTrig.
14.10.22ArmstrongiteCaZr[Si6O15] · 3H2OMon.
14.10.23Lemoynite(Na,K)2CaZr2Si10O26 · 5H2OMon. 2/m : B2/b
14.10.24CatapleiiteNa2Zr(Si3O9) · 2H2OMon.
14.10.26LovozeriteNa2Ca(Zr,Ti)(Si6O12)[(OH)4O2] · H2OMon.
14.10.27Låvenite(Na,Ca)2(Mn2+,Fe2+)(Zr,Ti)(Si2O7)(O,OH,F)2Mon. 2/m : P21/b
14.10.28PenkvilksiteNa4Ti2Si8O22 · 4H2OOrth. mmm (2/m 2/m 2/m) : Pbcn
14.10.29DarapiositeKNa2Mn2(Li2ZnSi12)O30Hex. 6/mmm (6/m 2/m 2/m) : P6/mcc
14.10.31KomkoviteBaZr[Si3O9] · 3H2OTrig.

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for WadeiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Wade, A., Prider, R.T. (1938) The geology and ptrology of the Kimberley district, Western Australia. Report of the British Association for the Advancement of Science, Cambridge: p.419.
Prider, R.T. (1939) Some minerals from the leucite-rich rocks of the West Kimberley area, Western Australia. Mineralogical Magazine: 25: 373-387.
Marble, J.P., Foshag, W.F. (1940) New mineral names. American Mineralogist: 25: 253-254.
Henshaw, D.E. (1955) The structure of wadeite. Mineralogical Magazine: 30: 585-595.
Mackenzie, R.C. (1955) Mineralogical Society (London). American Mineralogist: 40: 773-780.
Kapustin, Y.L. (1963) Discovery of wadeite in the USSR. Doklady Akad. Nauk SSSR, 151, 1410-1412 (in Russian).
Chemical Abstracts (1963): 59: 15038 (abstract).
Blinov, V.A., Shumyatskaya, N.G., Voronkov, A.A., Ilyukhin, V.V., Belov, N.V. (1977) Refinement of the crystal structure of wadeite K2Zr[Si3O9] and its relationship to kindred structural types. Kristallografiya (Sov. Phys. Crystal.): 22: 59-65 (in Russian).
Birch, W.D. (1985) A note on large crystals of priderite, jeppeite, wadeite and other minerals from Walgidee [Wolgidee] Hills, Western Australia. Australian Mineralogist: 50: 298-302.
Mitchell, R.H., Steele, I. (1992) Potassian zirconium and titanium silicates and strontian cerian perovskite in lamproites from the Leucite Hills, Wyoming. Canadian Mineralogist: 30: 1153-1159.
McKeown, D.A., Nobles, A.C., Bell, M.I. (1996) Vibrational analysis of wadeite K2ZrSi3O9 and comparisons with benitoite BaTiSi3O9. Physical Review B: 54: 291-304.
Sakai, K., Nakagawa, T., Okuno, M., Kihara, K. (2000) A mineral wadeite in glass, occurrence and crystal structure. Journal of Mineralogical and Petrological Sciences: 95: 24-31.
McDonald, A.M., Chao, G.Y. (2005) Bobtraillite, (Na,Ca)13Sr11(Zr,Y,Nb)14Si42B6O132(OH)12·12H2O, a new mineral species from Mont Saint-Hilaire, Quebec: description, structure determination and relationship to benitoite and wadeite. The Canadian Mineralogist: 43: 747-758.
Xu, H., Navrotsky, A., Balmer, M.L., Su, Y. (2005) Crystal-chemical and energetic systematics of wadeite-type phases A2BSi3O9 (A = K, Cs; B = Si, Ti, Zr). Physics and Chemistry of Minerals: 32: 426-435.

Internet Links for WadeiteHide

Localities for WadeiteHide

This 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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
  • Western Australia
    • Derby-West Kimberley Shire
      • Ellendale
Jaques, A.L., Lewis, J.D., Smith, C.B. (1986) The kimberlites and lamproites of Western Australia. Geological Survey of Western Australia, Bulletin No. 132, 268 pages and maps.
Jaques A.L., Lewis, J.D., Smith, C.B. (1986) The Kimberlites and Lamproites of Western Australia. Geological Survey of Western Australia, Bulletin 132, 268 pages plus maps.
Dept of Mines WA (1990), Geology and Mineral Resources of WA, GSWA, State Government of WA, 1990
Jaques, A.L., Lewis, J.D., Smith, C.B. (1986) The kimberlites and lamproites of Western Australia. Geological Survey of Western Australia, Bulletin No. 132, 268 pages.
      • Fitzroy Crossing
The Kimberlites and Lamproites of Western Australia, 1986.
Jaques, A.L., Lewis, J.D. & Smith C.B., (1986): The Kimberlites and Lamproites of Western Australia, Geological Survey of Western Australia, Bulletin 132.
      • Noonkanbah Station
Mineralogical Magazine 1939 25 : 373-387; Mineralogical Magazine 1984 48 : 263-266 Jaques, A.L. (2016): Major and trace element variations in oxide and titanate minerals in the West Kimberley lamproites, Western Australia. Mineralogy and Petrology: 110: 159-197; http://forum.amiminerals.it/viewtopic.php?f=5&t=12632 (2016); Jaques, A. L. (2017) The Walgidee Hills zoned lamproite intrusion, West Kimberley Province, Western Australia. 11th International Kimberlite Conference Extended Abstract No. 11IKC-4489; Dept of Mines WA (1990), Geology and Mineral Resources of WA, GSWA, State Government of WA, 1990
    • Wyndham-East Kimberley Shire
      • Lake Argyle area
[MinRec 21:561]
  • Minas Gerais
    • Poços de Caldas alkaline complex
      • Poços de Caldas
ATENCIO, D., COUTINHO, J.M.C., ULBRICH, M.N.C., VLACH, S.R.F., RASTVETAEVA, R.K. & PUSHCHAROVSKY, D.Yu. (1999) Hainite from Poços de Caldas, Minas Gerais, Brazil. Canadian Mineralogist, 37, 91-98.
  • Québec
    • Montérégie
      • La Vallée-du-Richelieu RCM
        • Mont Saint-Hilaire
HORVÁTH, L. & PFENNINGER-HORVÁTH, E. (2000) I minerali di Mont-Saint-Hilaire (Québec, Canada) Rivista Mineralogica Italiana, XXIV, 140-202 (in Italian with English summary).
  • Telangana
    • Nalgonda District
Kaur, G., & Mitchell, R. H. (2017) Mineralogy of the baotite-bearing Gundrapalli lamproite, Nalgonda district, Telangana, India. 11th International Kimberlite Conference Extended Abstract No. 11IKC-4499, 2017
  • West Bengal
    • Purulia District
Chakrabarty, A., Pruseth, K. L., & Sen, A. K. (2011). First report of eudialyte occurrence from the Sushina hill region, Purulia district, West Bengal. Journal of the Geological Society of India, 77(1), 12-16. Mitchell, R. H., & Chakrabarty, A. (2012). Paragenesis and decomposition assemblage of a Mn-rich eudialyte from the Sushina peralkaline nepheline syenite gneiss, Paschim Banga, India. Lithos, 152, 218-226.
  • Mandalay Region
    • Pyin-Oo-Lwin District
Lapis 42 (3) (2017) p. 10 ['Steckbrief Wadeit']
  • Aldan Shield
    • Chara and Tokko Rivers Confluence
[Lapis 1993:4 p.13-20]
        • Ditmar stream
Vorob'yev E.I., Konev A.A., Malyshonok Yu.V., Afonina G.F., Sapozhnikov A.N. [Воробьев Е.И., Конев А.А., Малышонок Ю.В., Афонина Г.Г., Сапожников А.Н.] (1984): Tausonite SrTiO3 - a new mineral of the perovskite group [Таусонит SrTiO3 - новый минерал из группы перовскита]. Zapiski VMO [Записки ВМО], 113, 1, 86-89 (in Russian); Vorob'yev E. I., Konev A.A., Malyshonok Yu.V., Afonina G.F., Sapozhnikov A.N. (1984): Tausonite, SrTiO3, a new mineral of the perovskite group. International Geology Review, 26(4), 462-465; Konev A.A., Vorob'yev E.I., Lazebnik K.A. [Конев А.А., Воробьев Е.И., Лазебник К.А.] (1996): The mineralogy of the Murun alkaline massif [Минералогия Мурунского щелочного массива]. Russian Academy of Science Press, Siberian Branch, Novosbirsk, 221 pp. (in Russian); Pekov I. (1998): Minerals first discovered on the territory of the former Soviet Union. Ocean Pictures, Moscow, 369 p.p.
        • Sirenevyi Kamen' Deposit
Konev, A.A., Vorob'yev, E.I., and Lazebnik, K.A. (1996) The Mineralogy of the Murun Massif. Russian Academy of Science Press, Siberian Branch, Novosbirsk, Russia (in Rus.)
  • Irkutsk Oblast
Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow; Mitchell, R. H., & Vladykin, N. V. (1993). Rare earth element-bearing tausonite and potassium barium titanates from the Little Murun potassic alkaline complex, Yakutia, Russia. Mineralogical Magazine, 57(389), 651-664.; Karpenko, V. Y., Pautov, L. A., Agakhanov, A. A., & Bekenova, G. K. (2011). Mannardite from vanadium-bearing schists of Kazakhstan and Central Asia. New Data on Minerals, 46, 25-33.
  • Murmansk Oblast
    • Khibiny Massif
[World of Stones 95:5-6, p64]; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
P.M. Kartashov data; Arzamastsev, A., Yakovenchuk, V., Pakhomovsky, Y., & Ivanyuk, G. (2008). The Khibina and Lovozero alkaline massifs: Geology and unique mineralization. In Guidbook for 33rd International Geological Congress Excursion (No. 47, p. 58).
PEKOV, I.V. & NIKOLAEV, A.P. (2013) Minerals of the pegmatites and hydrothermal assemblages of the Koashva deposit (Khibiny, Kola Peninsula, Russia). Mineralogical Almanac 189(2), 7-65.
Pekov, I.V. & Podlesnyi, A.S. (2004): Kukisvumchorr Deposit: Mineralogy of Alkaline Pegmatites and Hydrotermalites. Mineralogical Almanac, vol. 7, 140 pages + xxiv photo's pages
        • Marchenko Peak
Arzamastsev, A., Yakovenchuk, V., Pakhomovsky, Y., & Ivanyuk, G. (2008). The Khibina and Lovozero alkaline massifs: Geology and unique mineralization. In Guidbook for 33rd International Geological Congress Excursion (No. 47, p. 58).
      • Rasvumchorr Mt
        • Rasvumchorr Mine
P.M. Kartashov data
Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 4, 2000; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Ferraris, G., Ivaldi, G., Pushcharovsky, D. Y., Zubkova, N. V., & Pekov, I. V. (2001). The crystal structure of delindeite, Ba2 {(Na, K,□) 3 (Ti, Fe)[Ti2 (O, OH) 4Si4O14](H2O, OH) 2}, a member of the mero-plesiotype bafertisite series. The Canadian Mineralogist, 39(5), 1307-1316
Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    • Kovdor Massif
[World of Stones 95:5-6, p64]
Pekov. I.V. (2000) Lovozero massif. publ. Ocean Pictures, Moscow, 428.
South Africa
  • North West
    • Bojanala Platinum District
      • Swartruggens
Mineralogy and Petrology Volume 76 Issue 1-2 (2002) pp 1-19; Hammond, A. L., & Mitchell, R. H. (2002). Accessory mineralogy of orangeite from Swartruggens, South Africa. Mineralogy and Petrology, 76(1-2), 1-19.
  • Murcia
    • Jumilla
      • La Celia
E. Salvioli-mariani et al. , Eur. J. Mineral. , 1996, 8, pp. 1027-1039.
  • Montana
    • Meagher Co.
www.cseg.ca/conferences/2000/376.PDF; Chakhmouradian A.R., Mitchell R.H. (2002): The mineralogy of Ba- and Zr-rich alkaline pegmatites from Gordon Butte, Crazy Mountains (Montana, USA): comparisons between potassic and sodic agpaitic pegmatites. Contrib. Mineral. Petrol., 143, 93-114.
  • Wyoming
    • Sweetwater Co.
Rocks & Minerals 76:390
Barton, M. & van Bergen, M. J. 1981. Green Clinopyroxenes and Associated Phases in a Potassium-Rich Lava from the Leucite Hills, Wyoming. Contributions to Mineralogy and Petrology 77: 101-114.
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