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Wairakite

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Formula:
Ca(Al2Si4O12) · 2H2O
Colour:
Colorless to white
Lustre:
Vitreous, Dull
Hardness:
5½ - 6
Crystal System:
Monoclinic
Member of:
Name:
Named after its discovery locality, Wairakei, North Island, New Zealand.
Hide all sections | Show all sections

Classification of WairakiteHide

Approved, 'Grandfathered' (first described prior to 1959)
9.GB.05

9 : SILICATES (Germanates)
G : Tektosilicates with zeolitic H2O; zeolite family
B : Chains of single connected 4-membered rings
Dana 7th ed.:
77.1.1.3
77.1.1.3

77 : TECTOSILICATES Zeolites
1 : Zeolite group - True zeolites
16.9.20

16 : Silicates Containing Aluminum and other Metals
9 : Aluminosilicates of Ca

Physical Properties of WairakiteHide

Vitreous, Dull
Transparency:
Transparent, Translucent
Colour:
Colorless to white
Streak:
White
Hardness:
5½ - 6 on Mohs scale
Cleavage:
Distinct/Good
Distinct on the {100}
Fracture:
Conchoidal

Optical Data of WairakiteHide

Type:
Biaxial (+/-)
RI values:
nα = 1.498 nγ = 1.502
2V:
Measured: 70° to 105°
Max Birefringence:
δ = 0.004
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
very weak

Chemical Properties of WairakiteHide

Formula:
Ca(Al2Si4O12) · 2H2O
IMA Formula:
Ca(Si4Al2)O12 · 2H2O
Common Impurities:
Fe,Mg,Sr,Na,K,Cs

Crystallography of WairakiteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Cell Parameters:
a = 13.69 Å, b = 13.64 Å, c = 13.56 Å
β = 90.51°
Ratio:
a:b:c = 1.004 : 1 : 0.994
Unit Cell V:
2,531.98 ų (Calculated from Unit Cell)

Type Occurrence of WairakiteHide

Synonyms of WairakiteHide

Other Language Names for WairakiteHide

German:Wairakit
Simplified Chinese:斜钙沸石
Spanish:Wairakita

Relationship of Wairakite to other SpeciesHide

Member of:
Other Members of this group:
AlflarseniteNaCa2Be3Si4O13(OH) · 2H2OMon. 2 : P21
AmiciteK2Na2Al4Si4O16 · 5H2OMon. 2
Ammonioleucite(NH4,K)(AlSi2O6)Tet.
AnalcimeNa(AlSi2O6) · H2OTric.
Barrerite(Na,K,Ca0.5)2[Al2Si7O18] · 7H2OOrth. mmm (2/m 2/m 2/m)
Bellbergite(K,Ba,Sr)2Sr2Ca2(Ca,Na)4[Al3Si3O12]6 · 30H2OHex.
BikitaiteLiAlSi2O6 · H2OTric. 1 : P1
BoggsiteCa8Na3(Si,Al)96O192 · 70H2OOrth. mmm (2/m 2/m 2/m) : Imma
Brewsterite-Ba(Ba,Sr)[Al2Si6O16] · 5H2OMon. 2/m : P21/m
Brewsterite-Sr(Sr,Ba,Ca)[Al2Si6O16] · 5H2O
Chabazite-Levyne SubgroupA subgroup of the Zeolite Group.
ChiavenniteCaMnBe2Si5O13(OH)2 · 2H2OMon. 2/m : P21/b
ClinoptiloliteNote on the distinguishing differences between clinoptilolite and heulandite (hhttp://rruff.
CowlesiteCaAl2Si3O10 · 6H2OOrth.
Dachiardite-Ca(Ca,Na2,K2)5Al10Si38O96 · 25H2OMon.
Dachiardite-KK4(Si20Al4O48)·13H2OMon.
Dachiardite-Na(Na2,Ca,K2)5Al10Si38O96 · 25H2OMon.
DirenzoiteNaK6MgCa2(Al13Si47O120) · 36H2OOrth. mmm (2/m 2/m 2/m) : Pmmn
EdingtoniteBa[Al2Si3O10] · 4H2O
EpistilbiteCaAl2Si6O16 · 5H2OMon.
ErioniteThis name now refers to a group of related minerals.
Faujasite SubgroupA subgroup of the Zeolite Group.
FerrieriteZeolite Group.
FerrochiavenniteCa1-2Fe[(Si,Al,Be)5Be2O13(OH)2] · 2H2OMon. 2/m : P21/b
Flörkeite(K3Ca2Na)[Al8Si8O32] · 12H2OTric. 1 : P1
Garronite-CaNa2Ca5Al12Si20O64 · 27H2OTet. 4 2m : I4m2
GaultiteNa4Zn2Si7O18 · 5H2OOrth. mm2 : Fdd2
Gismondine-BaBa2Al4Si4O16 · 4-6H2O
Gismondine-CaCaAl2Si2O8 · 4H2O
GmeliniteIn 1997, gmelinite was split into Gmelinite-Ca, Gmelinite-Na and Gmelinite-K.
GobbinsiteNa5(Si11Al5)O32 · 11H2OOrth.
GoosecreekiteCa[Al2Si6O16] · 5H2OMon.
GottardiiteNa3Mg3Ca5Al19Si117O272 · 93H2OOrth.
Harmotome(Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] · 12H2OMon. 2/m : P21/m
HeulanditeNote on the distinguishing differences between heulandite and clinoptilolite (http://rruff.
HsianghualiteCa3Li2(Be3Si3O12)F2
KirchhoffiteCs(BSi2O6)Tet. 4/mmm (4/m 2/m 2/m) : I41/acd
LaumontiteCaAl2Si4O12 · 4H2OMon. 2/m : B2/m
LovdariteK2Na6Be4Si14O36 · 9H2OOrth. mm2
MaricopaitePb7Ca2(Si,Al)48O100 · 32H2OOrth.
Mazzite-Mg(Mg,K,Ca)5(Si26Al10)O72 · 28H2OHex.
Mazzite-NaNa8[Al4Si14O36]2 · 30H2OHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
Merlinoite(K,Na)5(Ca,Ba)2Al9Si23O64 · 23H2OOrth.
Montesommaite(K,Na)9Al9Si23O64 · 10H2OOrth.
Mordenite(Na2,Ca,K2)Al2Si10O24 · 7H2OOrth.
MutinaiteNa3Ca4Si85Al11O192 · 60H2OOrth.
NabesiteNa2BeSi4O10 · 4H2OOrth. 2 2 2 : P21 21 21
Natrolite SubgroupA subgroup of the Zeolite Group.
OffretiteKCaMg(Si13Al5)O36 · 15H2OHex. 6 m2 : P6m2
PahasapaiteLi8(Ca,Li,K)10.5Be24(PO4)24 · 38H2OIso. 2 3 : I2 3
ParthéiteCa2(Si4Al4) O15 (OH)2•4H2OMon. 2/m : B2/b
Paulingite-Ca(Ca,K,Na,Ba,◻)10 (Si, Al)42O84•34H2OIso.
Paulingite-K(K2,Ca,Na2,Ba)5[Al10Si35O90] · 45H2OIso.
Paulingite-Na(Na2,K2,Ca,Ba)5[Al10Si35O90] · 45H2OIso.
PerlialiteK9Na(Ca,Sr)[Al2Si4O12]6 · 15H2OHex.
PhillipsiteZeolite Group.
Pollucite(Cs,Na)2(Al2Si4O12) · 2H2OIso. m3m (4/m 3 2/m) : Ia3d
RoggianiteCa2Be(OH)2Al2Si4O13 · 2.5H2OTet.
StelleriteCa4(Si28Al8)O72 · 28H2OOrth. mmm (2/m 2/m 2/m) : Fmmm
Stilbite-CaNaCa4[Al9Si27O72] · nH2OMon. 2/m : B2/m
Stilbite-Na(Na,Ca,K)6-7[Al8Si28O72] · nH2OMon. 2/m : B2/m
Terranovaite(Na,Ca)8(Si68Al12)O160 · 29H2OOrth.
Thomsonite-CaNaCa2[Al5Si5O20] · 6H2OOrth. mmm (2/m 2/m 2/m)
Thomsonite-SrNa(Sr,Ca)2[Al5Si5O20] · 7H2OOrth. mmm (2/m 2/m 2/m)
Tschernichite(Ca,Na2)[Al2Si4O12] · 4-8H2OTet. 4/mmm (4/m 2/m 2/m) : P4/mmm
TschörtneriteCa4(Ca,Sr,K,Ba)3Cu3[(OH)2|Al3Si3O12]4 · nH2OIso. m3m (4/m 3 2/m) : Fm3m
WeinebeneiteCaBe3(PO4)2(OH)2 · 4H2OMon.
Wenkite(Ba,K)4(Ca,Na)6[(SO4)3|(Si,Al)20O39(OH)2] · 0.5H2OHex.
WillhendersoniteKCa[Al3Si3O12] · 5H2OTric.
YugawaraliteCaAl2Si6O16 · 4H2OMon.
Forms a series with:

Common AssociatesHide

Associated Minerals Based on Photo Data:
Dmisteinbergite2 photos of Wairakite associated with Dmisteinbergite on mindat.org.
Calcite1 photo of Wairakite associated with Calcite on mindat.org.
Quartz1 photo of Wairakite associated with Quartz on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

9.GB.05Ammonioleucite(NH4,K)(AlSi2O6)Tet.
9.GB.05AnalcimeNa(AlSi2O6) · H2OTric.
9.GB.05HsianghualiteCa3Li2(Be3Si3O12)F2
9.GB.05LithositeK6Al4Si8O25 · 2H2OMon.
9.GB.05LeuciteK(AlSi2O6)Tet. 4/m : I41/a
9.GB.05Pollucite(Cs,Na)2(Al2Si4O12) · 2H2OIso. m3m (4/m 3 2/m) : Ia3d
9.GB.05KirchhoffiteCs(BSi2O6)Tet. 4/mmm (4/m 2/m 2/m) : I41/acd
9.GB.10LaumontiteCaAl2Si4O12 · 4H2OMon. 2/m : B2/m
9.GB.15YugawaraliteCaAl2Si6O16 · 4H2OMon.
9.GB.20RoggianiteCa2Be(OH)2Al2Si4O13 · 2.5H2OTet.
9.GB.25GoosecreekiteCa[Al2Si6O16] · 5H2OMon.
9.GB.30Montesommaite(K,Na)9Al9Si23O64 · 10H2OOrth.
9.GB.35ParthéiteCa2(Si4Al4) O15 (OH)2•4H2OMon. 2/m : B2/b

Related Minerals - Dana Grouping (8th Ed.)Hide

77.1.1.1AnalcimeNa(AlSi2O6) · H2OTric.
77.1.1.2Pollucite(Cs,Na)2(Al2Si4O12) · 2H2OIso. m3m (4/m 3 2/m) : Ia3d
77.1.1.4LaumontiteCaAl2Si4O12 · 4H2OMon. 2/m : B2/m
77.1.1.5HsianghualiteCa3Li2(Be3Si3O12)F2
77.1.1.8KirchhoffiteCs(BSi2O6)Tet. 4/mmm (4/m 2/m 2/m) : I41/acd

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

16.9.1GehleniteCa2Al(AlSiO7)Tet. 4 2m : P4 21m
16.9.2AnorthiteCa(Al2Si2O8)Tric. 1 : P1
16.9.3Yoshiokaite(Ca,Na)[Al(Al,Si)O4]Trig. 3 : P3
16.9.4SvyatoslaviteCa(Al2Si2O8)Orth.
16.9.5DmisteinbergiteCa(Al2Si2O8)Hex. 6/mmm (6/m 2/m 2/m) : P6/mmm
16.9.6GrossularCa3Al2(SiO4)3Iso. m3m (4/m 3 2/m) : Ia3d
16.9.7VuagnatiteCaAl(SiO4)(OH)Orth.
16.9.8Zoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)Orth. mmm (2/m 2/m 2/m) : Pnma
16.9.9Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)Mon. 2/m : P21/m
16.9.10PrehniteCa2Al2Si3O10(OH)2Orth. mm2
16.9.11KamaishiliteCa2(Al2SiO6)(OH)2Tet.
16.9.12BicchuliteCa2(Al2SiO6)(OH)2Iso. 4 3m : I4 3m
16.9.13MargariteCaAl2(Al2Si2O10)(OH)2Mon.
16.9.14ChantaliteCaAl2(SiO4)(OH)4Tet. 4/m : I41/a
16.9.15CebolliteCa5Al2(SiO4)3(OH)4Orth.
16.9.17KatoiteCa3Al2(SiO4)3-x(OH)4xIso.
16.9.18LawsoniteCaAl2(Si2O7)(OH)2 · H2OOrth. mmm (2/m 2/m 2/m) : Cmcm
16.9.19ParthéiteCa2(Si4Al4) O15 (OH)2•4H2OMon. 2/m : B2/b
16.9.21VertumniteCa4Al4Si4O6(OH)24 · 3H2OMon. 2/m : P21/m
16.9.22ScoleciteCaAl2Si3O10 · 3H2OMon. m : Bb
16.9.23LaumontiteCaAl2Si4O12 · 4H2OMon. 2/m : B2/m
16.9.24YugawaraliteCaAl2Si6O16 · 4H2OMon.
16.9.25Gismondine-CaCaAl2Si2O8 · 4H2O
16.9.26EpistilbiteCaAl2Si6O16 · 5H2OMon.
16.9.27GoosecreekiteCa[Al2Si6O16] · 5H2OMon.
16.9.28CowlesiteCaAl2Si3O10 · 6H2OOrth.
16.9.30StelleriteCa4(Si28Al8)O72 · 28H2OOrth. mmm (2/m 2/m 2/m) : Fmmm
16.9.31SträtlingiteCa2Al2SiO7 · 8H2OTrig.
16.9.32AmstalliteCaAl(Si,Al)4O8(OH)4 · (H2O,Cl)Mon. 2/m : B2/b

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 WairakiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Mineralogical Magazine (1955): 30: 5-6, 691-698.
Kiss, K. & H.T. Page (1969), Electron microscopic identification of single crystals of wairakite, a rare component: Clays and Clay Minerals: 17: 31-35.
American Mineralogist (1979): 64: 993-1001.
Neuhoff, P.S., J.F. Stebbins, & D.K. Bird (2003), Si-Al disorder and solid solutions in analcime, chabazite, and wairakite: American Mineralogist: 88: 410-423.

Internet Links for WairakiteHide

Localities for WairakiteHide

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.
Algeria
 
  • Constantine Province
    • Constantine District
      • Edough-Cap de Fer Massif
Ch. Marignac, Bull. Minéral. , 1988, 111, pp. 359-381.
Argentina
 
  • Neuquén
    • Catán Lil department
      • La Amarga
Tschernich, 1992. Zeolites of the World, p.149, 517
    • Lácar department
      • Caleufú
Pablo Rodrigo Leal, María Elena Vattuone, and Carlos Oscar Latorre (2011) Zeolite assemblages from Northern Patagonian Andes, Argentina: A review. Revista Mexicana de Ciencias Geológicas, v.28, núm. 2, 2011, p. 212-225
Australia
 
  • Tasmania
    • Huon Valley municipality
Bottrill & Baker (in prep) Catalogue of minerals of Tasmania
Canada
 
  • British Columbia
    • Alberni Mining Division
      • Vancouver Island
Tschernich, R. (1992): Zeolites of the World, p.50,517
  • Nova Scotia
    • Cumberland Co.
Georgia Pe-Piper and Lisa Miller (2002) Zeolite minerals from the North Shore of the Minas Basin, Nova Scotia. Atlantic Geology 38, 11–28
  • Québec
    • Laurentides
      • Deux-Montagnes RCM
        • Oka
Gold (1969)
GOLD, D.P. (1972): The Monteregian Hills: ultra-alkaline rocks and the Oka carbonatite complex. 24th International Geological Congress (Montreal), Guidebook B-11.
Czech Republic
 
  • Bohemia (Böhmen; Boehmen)
    • Central Bohemia Region
      • Příbram District
        • Psí hory gold district
          • Mokrsko
Jiří Zachariáš, Petr Morávek, Petr Gadas, Jaroslava Pertoldová (2014): The Mokrsko-West gold deposit, Bohemian Massif, Czech Republic: Mineralogy, deposit setting and classification. Ore Geology Reviews 58, 238-263.
Ecuador
 
  • Guayas Province
R. S. Bowman and S. E. Delap (Eds.) Zeolite ’06—7th International Conference on the Occurrence, Properties, and Utilization of Natural Zeolites Socorro, New Mexico USA, 16–21 July 2006
El Salvador
 
  • Usulután Department
Raymond, J., Williams-Jones, A. E., Clark, J. R. (2005). Mineralization associated with scale and altered rock and pipe fragments from the Berlin geothermal field, El Salvador; implications for metal transport in natural systems. Journal of volcanology and geothermal research, 145 (1), 81-96.
France
 
  • Auvergne-Rhône-Alpes
    • Haute-Loire
      • Lavoûte-Chilhac
        • Saint-Privat-du-Dragon
B; Lasnier : "Persistance d'une série granulitique au coeur du Massif Central Français - Haut-Allier. Les termes basiques, ultrabasiques et carbonatés". Thesis, 1977.
French West Indies
 
  • Guadeloupe
    • Basse-Terre
Mas, A., Guisseau, D., Mas, P. P., Beaufort, D., Genter, A., Sanjuan, B., & Girard, J. P. (2006). Clay minerals related to the hydrothermal activity of the Bouillante geothermal field (Guadeloupe). Journal of Volcanology and Geothermal Research, 158(3), 380-400.
Germany
 
  • Rhineland-Palatinate
    • Eifel
      • Daun
        • Üdersdorf
Hentschel, G., Neufunde von Üdersdorf, Lapis, Weise Verlag, München, 09/1993
Iceland
Econ Geol (1984) 79:671-695
  • Eastern Region
    • Reydarfjörđur
Viereck, L. G., Griffin, B. J., Schmincke, H. U., & Pritchard, R. G. (1982). Volcaniclastic rocks of the Reydarfjordur drill hole, eastern Iceland: 2. Alteration. Journal of Geophysical Research: Solid Earth, 87(B8), 6459-6476.
  • Northeastern Region
    • Myvatn
Tamjidi, A. Borehole geology and hydrotermal alteration of well KJ-29 in the Krafla high-temperature area, NE-Iceland. United Nations University.
Indonesia
 
  • Sumatra (Sumatera)
    • Lampung Province
www.geothermie.de/egec-geothernet/ci_prof/asia/indonesia/0418.PDF.
Italy
 
  • Tuscany
    • Pisa Province
      • Pomarance
Econ Geol (1984) 79:671-695
  • Veneto
    • Vicenza Province
      • Cornedo Vicentino
        • Spagnago
Lapis, 15 (12), 27-32+50.
Japan
 
  • Hokkaido
    • Kameda Peninsula
      • Ofuna river
Scott, A.-M., and Watanabe, Y. (1998): Mineralium Deposita 33, 568-578.
  • Honshu Island
    • Chubu Region
      • Ishikawa Prefecture
Yotaro Seki (1973) Distribution and Modes of Occurrence of Wairakites in the Japanese Island Arc The Journal of the Geological Society of Japan 79:521-527
      • Shizuoka Prefecture
        • Kawazu
Aoki, M. & Minato, H. (1980) Lattice constants of Wairakite as a function of chemical composition. American Mineralogist, 65, 1212-1216
        • Toi-cho
Yotaro Seki (1973) Distribution and Modes of Occurrence of Wairakites in the Japanese Island Arc The Journal of the Geological Society of Japan 79:521-527; Aoki, M. & Minato, H. (1980) Lattice constants of Wairakite as a function of chemical composition. American Mineralogist, 65, 1212-1216
Knut Eldjarn specimen
    • Chugoku region
      • Shimane Prefecture
Yotaro Seki (1973) Distribution and Modes of Occurrence of Wairakites in the Japanese Island Arc The Journal of the Geological Society of Japan 79:521-527
    • Kanto Region
      • Gunma Prefecture
        • Katashina
Alfredo Petrov specimen confirmed by powder XRD; Yamada, S. (2004) Nihonsan-koubutsu Gojuon-hairetsu Sanchi-ichiranhyou (111 pp.)
Yotaro Seki (1973) Distribution and Modes of Occurrence of Wairakites in the Japanese Island Arc The Journal of the Geological Society of Japan 79:521-527
      • Kanagawa Prefecture
Yotaro Seki (1973) Distribution and Modes of Occurrence of Wairakites in the Japanese Island Arc The Journal of the Geological Society of Japan 79:521-527
Econ Geol (1984) 79:671-695
      • Tochigi Prefecture
Yotaro Seki (1973) Distribution and Modes of Occurrence of Wairakites in the Japanese Island Arc The Journal of the Geological Society of Japan 79:521-527
    • Kinki region
      • Mie Prefecture
        • Toba City
Harada, K., & Sudo, T. (1976) A consideration on the wairakite–analcime series.—Is valid a new mineral name for sodium analogue of monoclinic wairakite?—. Mineralogical Journal, 8(4), 247-251.
    • Tohoku Region
      • Akita Prefecture
Yotaro Seki (1973) Distribution and Modes of Occurrence of Wairakites in the Japanese Island Arc The Journal of the Geological Society of Japan 79:521-527
      • Aomori Prefecture
        • Kuroishi City
Onuki et al (1988) Journal of Mineralogy, Petrology and Economic Geology, 83, 311-317.
Yotaro Seki (1973) Distribution and Modes of Occurrence of Wairakites in the Japanese Island Arc The Journal of the Geological Society of Japan 79:521-527
      • Fukushima Prefecture
        • Koriyama
Aoki, M. & Minato, H. (1980) Lattice constants of Wairakite as a function of chemical composition. American Mineralogist, 65, 1212-1216
      • Iwate Prefecture
Yotaro Seki (1973) Distribution and Modes of Occurrence of Wairakites in the Japanese Island Arc The Journal of the Geological Society of Japan 79:521-527
      • Miyagi Prefecture
Econ Geol (1984) 79:671-695; Yotaro Seki (1973) Distribution and Modes of Occurrence of Wairakites in the Japanese Island Arc The Journal of the Geological Society of Japan 79:521-527
  • Kyushu Region
    • Oita prefecture
Econ Geol (1984) 79:671-695; Yotaro Seki (1973) Distribution and Modes of Occurrence of Wairakites in the Japanese Island Arc The Journal of the Geological Society of Japan 79:521-527
Jordan
 
  • Irbid
    • Maqarin area
Khoury, H. N., Salameh, E., & Abdul-Jaber, Q. (1985). Characteristics of an unusual highly alkaline water from the Maqarin area, northern Jordan. Journal of Hydrology, 81(1), 79-91.
Mexico
 
  • Baja California (Baja California Norte; BC Norte)
    • Mun. de Mexicali
Econ Geol (1984) 79:671-695; Peter Schiffman, Dennis K. Bird and Wilfred A. Elders (1985) Hydrothermal Mineralogy of Calcareous Sandstones from the Colorado River Delta in the Cerro Prieto Geothermal System, Baja California, Mexico. Mineralogical Magazine 49:435-449
Namibia
 
  • Khomas Region
    • Windhoek District
      • Aris
Wartha, R., Palfi, A., Niedermayr, G., Brandstätter, F. and Petersen, O. V. (2006): Der Aris-Phonolith-Komplex und seine Mineralien. In: Jahn, S., Medenbach, O., Niedermayr, G. & Schneider, G., Eds. (2006): Namibia – Zauberwelt edler Steine und Kristalle. 2nd ed., Bode-Verlag, Haltern, Germany, pp. 228-239 (in German).
New Zealand
 
  • North Island
    • Bay of Plenty
R. Martin collection
      • Rotorua
Econ Geol (1985) 80:1640-1668
Econ Geol (1997) 92:485-489; Econ Geol (1984) 79:671-695
Formation rates of calc-silicate minerals deposited inside drillhole casing, Ngatamariki geothermal field, New Zealand. P. R. L. Browne, S. F. Courtney, C. P. Wood. American Mineralogist, Volume 74, pages 759-763, 1989
    • Te Aroha
Courtney, S.F., King, P. & Rodgers, K.A., (1990). A Check List of Minerals from the Tui Mine, Te Aroha, New Zealand. New Zealand Natural Sciences 17: 95-98.
    • Waikato
      • Taupo
The Rotokawa geothermal System. Krupp & Seward 1978, Economic Geology. 82 pp 1109-1129; Econ Geol (1987)82:1109-1129
        • Wairakei
Zeolites of the World, Rudy W. Tschernich 1992; Econ Geol (1984) 79:671-695
Mineralogical Magazine(1955) 30, 691-708
Nicaragua
 
  • Chontales Department
Darce (1995) Econ Geol 85:1059-1071
Philippines
 
  • Visayas
    • Eastern Visayas Region
      • Samar Island
        • Leyte
Econ Geol (1984) 79:671-695
Romania
 
  • Harghita Co.
Hirtopanu Paulina, Andersen C. Jens, Fairhurst J. Robert and Jakab Gyula (2013) Allanite-(Ce) and its associations, from the Ditrau alkaline intrusive massif. Proc. Rom. Acad., Series B, 2013, 15(1), p. 59–74
Spain
 
  • Canary Islands
    • Las Palmas Province
      • Lanzarote
        • Haría
Strasser, A., Kirchner, E., (2006): Minerale aus einem Alkali-Basalt-Differentiat vom Risco Famara, Lanzarote, Kanarische Inseln, Der Aufschluss, Vol. 57, 335-338
Taiwan
 
  • Taiwan Province
    • Taipei City
Econ Geol (1984) 79:671-695
U.S. Virgin Islands
 
  • St Croix
AmMin 50:752
  • St Thomas
Am Min (1962) 47:794-802
USA
 
  • Alaska
    • Aleutians East Borough
      • Unalaska Island
wwwdggs.dnr.state.ak.us/scan1/ri/text/RI84-23.PDF.
  • California
    • Imperial Co.
      • Heber
Econ Geol (1984) 79:671-695
    • Kern Co.
      • Mojave-Rosamond District (Mojave District)
        • Rosamond
Kiss, K. and Page, H.T. (1969) Electron microscope identification of single crystals of wairakite, a rare component. Calys and Clay Minerals: 17: 31-35; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 371; Tschernich, Rudy (1992) Zeolites of the World.
    • Sonoma Co.
      • Mayacmas Mts (Mayacamas Mts)
        • West Mayacmas District
Steiner, A. (1958), Occurrence of wairakite at The Geysers, California: American Mineralogist: 43: 781; White, D.E. (1967) Mercury and base-metal deposits with associated thermal and mineral waters. In: H.L. Barnes (Editor), Geochemistry of hydrothermal ore deposits. Holt Reinhart and Winston, New York: 590; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 371; Tschernich, R. (1975), Zeolites of the world, 1975; Economic Geology (1984): 79: 671-695; http://www.mineralsocal.org.
  • Colorado
    • Huerfano Co.
Minerals of Colorado (1997) E.B. Eckels
    • Las Animas Co.
Minerals of Colorado (1997) Eckels, E. B.
  • Michigan
    • Keweenaw Co.
Mineralogy of Michigan (2004) Heinrich & Robinson
  • Nevada
    • Eureka Co.
      • Beowawe District
Econ Geol (1984) 79:759-767
    • Storey Co.
NBMG Spec Pub 31 Minerals of Nevada
  • Oregon
    • Columbia Co.
      • Goble
Micro Probe Vol. 6 No. 5 Fall 1987
  • Washington
    • Cowlitz Co.
      • Wolf Point
Micro Probe Vol. 10 N0. 3 Spring '01
    • Lewis Co.
Minerals of Washington, Bart Cannon, 1975
    • Pierce Co.
Zeolites of the World, Rudy W. Tschernich 1992
Minerals of Washington, Bart Cannon, 1975
  • Wyoming
    • Park Co.
Bargar, K.E.; Beeson, M.H. & Keith, T.E.C. (1981): Zeolites in Yellowstone National Park. Mineralogical Record 12, 29-38
Tschernich, R. (1992): Zeolites of the World, 71; Econ Geol (1984) 79:671-695
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