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Wairakite

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Big Photo

Toi mine, Toi-cho, Shizuoka Prefecture, Chubu Region, Honshu Island, Japan
© Knut Eldjarn

Show Wairakite Photos (5)



Formula:
Ca(Al
 
2
Si
 
4
O
 
12
) · 2H
 
2
O
System:MonoclinicColour:Colorless to white
Hardness:5½ - 6
Member of:Zeolite Group
Name:Named after its discovery locality, Wairakei, North Island, New Zealand.


Zeolite Group. Analcime-Wairakite Series.

Classification of Wairakite

IMA status:Approved
Strunz 8th edition ID:8/J.27-30
Nickel-Strunz 10th (pending) edition ID:9.GB.05

9 : SILICATES (Germanates)
G : Tektosilicates with zeolitic H2O; zeolite family
B : Chains of single connected 4-membered rings
Dana 7th edition ID:77.1.1.3
Dana 8th edition ID:77.1.1.3

77 : TECTOSILICATES Zeolites
1 : Zeolite group - True zeolites
Hey's CIM Ref.:16.9.20

16 : Silicates Containing Aluminum and other Metals
9 : Aluminosilicates of Ca
mindat.org URL:http://www.mindat.org/min-4230.html
Please feel free to link to this page.

Type Occurrence of Wairakite

Type Locality:Lake Taupo, Wairakei geothermal area, Wairakei, North Island, New Zealand
Year of Discovery:1955

Physical Properties of Wairakite

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

Crystallography of Wairakite

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

Optical Data of Wairakite

Type:Biaxial (+/-)
RI values: nα = 1.498 nγ = 1.502
2V:Measured: 70° to 105°
Maximum Birefringence:δ = 0.004

Chart 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 Wairakite

Formula:
Ca(Al
 
2
Si
 
4
O
 
12
) · 2H
 
2
O
Essential elements:Al, Ca, H, O, Si
All elements listed in formula:Al, Ca, H, O, Si
Common Impurities:Fe,Mg,Sr,Na,K,Cs

Relationship of Wairakite to other Species

Series:Forms a series with Analcime (see here)
Member of:Zeolite Group
Other Members of Group:

- +
Alflarsenite
NaCa
 
2
Be
 
3
Si
 
4
O
 
13
(OH) · 2H
 
2
O
Amicite
K
 
2
Na
 
2
Al
 
4
Si
 
4
O
 
16
 · 5H
 
2
O
Ammonioleucite
(NH
 
4
,K)(AlSi
 
2
O
 
6
)
Analcime
Na
 
2
(Al
 
2
Si
 
4
O
 
12
) · 2H
 
2
O
Barrerite
(Na,K,Ca
 
0.5
)
 
2
[Al
 
2
Si
 
7
O
 
18
] · 7H
 
2
O
Bellbergite
(K,Ba,Sr)
 
2
Sr
 
2
Ca
 
2
(Ca,Na)
 
4
[Al
 
3
Si
 
3
O
 
12
]
 
6
 · 30H
 
2
O
Bikitaite
LiAlSi
 
2
O
 
6
 · H
 
2
O
Boggsite
Ca
 
8
Na
 
3
(Si,Al)
 
96
O
 
192
 · 70H
 
2
O
Brewsterite
Brewsterite-Ba
(Ba,Sr)[Al
 
2
Si
 
6
O
 
16
] · 5H
 
2
O
Brewsterite-Sr
(Sr,Ba,Ca)[Al
 
2
Si
 
6
O
 
16
] · 5H
 
2
O
Chabazite
Chabazite-Ca
(Ca,K
 
2
,Na
 
2
)
 
2
[Al
 
2
Si
 
4
O
 
12
]
 
2
 · 12H
 
2
O
Chabazite-K
(K
 
2
,Ca,Na
 
2
,Sr,Mg)
 
2
[Al
 
2
Si
 
4
O
 
12
]
 
2
 · 12H
 
2
O
Chabazite-Levyne Subgroup
Chabazite-Mg
(Mg
 
0.7
K
 
0.5
Ca
 
0.5
Na
 
0.1
)[Al
 
3
Si
 
9
O
 
24
]·10H
 
2
O
Chabazite-Na
(Na
 
2
,K
 
2
,Ca,Sr,Mg)
 
2
[Al
 
2
Si
 
4
O
 
12
]
 
2
 · 12H
 
2
O
Chabazite-Sr
Sr
 
2
[Al
 
2
Si
 
4
O
 
12
]
 
2
 · 12H
 
2
O
Chiavennite
CaMnBe
 
2
Si
 
5
O
 
13
(OH)
 
2
 · 2H
 
2
O
Clinoptilolite-Ca
(Ca,Na,K)
 
2-3
Al
 
3
(Al,Si)
 
2
Si
 
13
O
 
36
 · 12H
 
2
O
Clinoptilolite-K
(K,Na,Ca)
 
2-3
Al
 
3
(Al,Si)
 
2
Si
 
13
O
 
36
 · 12H
 
2
O
Clinoptilolite-Na
(Na,K,Ca)
 
2-3
Al
 
3
(Al,Si)
 
2
Si
 
13
O
 
36
 · 12H
 
2
O
Cowlesite
CaAl
 
2
Si
 
3
O
 
10
 · 6H
 
2
O
Dachiardite-Ca
(Ca,Na
 
2
,K
 
2
)
 
5
Al
 
10
Si
 
38
O
 
96
 · 25H
 
2
O
Dachiardite-Na
(Na
 
2
,Ca,K
 
2
)
 
5
Al
 
10
Si
 
38
O
 
96
 · 25H
 
2
O
Direnzoite
NaK
 
6
MgCa
 
2
(Al
 
13
Si
 
47
O
 
120
) · 36H
 
2
O
Edingtonite
Ba[Al
 
2
Si
 
3
O
 
10
] · 4H
 
2
O
Epistilbite
CaAl
 
2
Si
 
6
O
 
16
 · 5H
 
2
O
Erionite
Erionite-Ca
(Ca,K
 
2
,Na
 
2
)
 
2
[Al
 
4
Si
 
14
O
 
36
] · 15H
 
2
O
Erionite-K
(K
 
2
,Ca,Na
 
2
)
 
2
[Al
 
4
Si
 
14
O
 
36
] · 15H
 
2
O
Erionite-Na
(Na
 
2
,K
 
2
,Ca)
 
2
[Al
 
4
Si
 
14
O
 
36
] · 15H
 
2
O
Faujasite Subgroup
Faujasite-Ca
(Ca,Na
 
2
,Mg)
 
3.5
[Al
 
7
Si
 
17
O
 
48
] · 32H
 
2
O
Faujasite-Mg
(Mg,Na
 
2
,Ca)
 
3.5
[Al
 
7
Si
 
17
O
 
48
] · 32H
 
2
O
Faujasite-Na
(Na
 
2
,Ca,Mg)
 
3.5
[Al
 
7
Si
 
17
O
 
48
] · 32H
 
2
O
Ferrierite
Ferrierite-K
(K
 
2
,Na
 
2
,Mg,Ca)
 
3-5
Mg[Al
 
5-7
Si
 
27.5-31
O
 
72
] · 18H
 
2
O
Ferrierite-Mg
(Mg,Na
 
2
,K
 
2
,Ca)
 
3-5
Mg[Al
 
5-7
Si
 
27.5-31
O
 
72
] · 18H
 
2
O
Ferrierite-Na
(Na
 
2
,K
 
2
,Mg,Ca)
 
3-5
Mg[Al
 
5-7
Si
 
27.5-31
O
 
72
] · 18H
 
2
O
Flörkeite
(K
 
3
Ca
 
2
Na)[Al
 
8
Si
 
8
O
 
32
] · 12H
 
2
O
Garronite
Na
 
2
Ca
 
5
Al
 
12
Si
 
20
O
 
64
 · 27H
 
2
O
Gaultite
Na
 
4
Zn
 
2
Si
 
7
O
 
18
 · 5H
 
2
O
Gismondine
Gismondine-Ba
Ba
 
2
Al
 
4
Si
 
4
O
 
16
 · 4-6H
 
2
O
Gismondine-Ca
CaAl
 
2
Si
 
2
O
 
8
 · 4H
 
2
O
Gmelinite
Gmelinite-Ca
(Ca,Na
 
2
)[Al
 
2
Si
 
4
O
 
12
] · 6H
 
2
O
Gmelinite-K
(K
 
2
,Na
 
2
,Ca)[Al
 
2
Si
 
4
O
 
12
] · 6H
 
2
O
Gmelinite-Na
(Na
 
2
,Ca)[Al
 
2
Si
 
4
O
 
12
] · 6H
 
2
O
Gobbinsite
Na
 
4
(Ca,Mg,K
 
2
)Al
 
6
Si
 
10
O
 
32
 · 12H
 
2
O
Gonnardite
(Na,Ca)
 
2
(Si,Al)
 
5
O
 
10
 · 3H
 
2
O
Goosecreekite
Ca[Al
 
2
Si
 
6
O
 
16
] · 5H
 
2
O
Gottardiite
Na
 
3
Mg
 
3
Ca
 
5
Al
 
19
Si
 
117
O
 
272
 · 93H
 
2
O
Harmotome
(Ba
 
0.5
,Ca
 
0.5
,K,Na)
 
5
[Al
 
5
Si
 
11
O
 
32
] · 12H
 
2
O
Heulandite-Ba
(Ba,Ca,K,Na,Sr)
 
5
Al
 
9
Si
 
27
O
 
72
 · 22H
 
2
O
Heulandite-Ca
(Ca,Na)
 
2-3
Al
 
3
(Al,Si)
 
2
Si
 
13
O
 
36
 · 12H
 
2
O
Heulandite-K
(K,Na,Ca)
 
2-3
Al
 
3
(Al,Si)
 
2
Si
 
13
O
 
36
 · 12H
 
2
O
Heulandite-Na
(Na,Ca)
 
2-3
Al
 
3
(Al,Si)
 
2
Si
 
13
O
 
36
 · 12H
 
2
O
Heulandite-Sr
(Sr,Na,Ca)
 
2-3
Al
 
3
(Al,Si)
 
2
Si
 
13
O
 
36
 · 12H
 
2
O
Hsianghualite
Ca
 
3
Li
 
2
(Be
 
3
Si
 
3
O
 
12
)F
 
2
IMA2012-039
Ca
 
1-2
Fe[(Si,Al,Be)
 
5
Be
 
2
O
 
13
(OH)
 
2
]•2H
 
2
O
Laumontite
CaAl
 
2
Si
 
4
O
 
12
 · 4H
 
2
O
Leucite
K(AlSi
 
2
O
 
6
)
Lévyne
Lévyne-Ca
(Ca,Na
 
2
,K
 
2
)[Al
 
2
Si
 
4
O
 
12
] · 6H
 
2
O
Lévyne-Na
(Na
 
2
,Ca,K
 
2
)[Al
 
2
Si
 
4
O
 
12
] · 6H
 
2
O
Lovdarite
(Na,K,Ca)
 
4
(Be,Al)
 
2
Si
 
6
O
 
16
 · 4H
 
2
O
Maricopaite
Pb
 
7
Ca
 
2
(Si,Al)
 
48
O
 
100
 · 32H
 
2
O
Mazzite-Mg
K
 
2
Mg
 
2
Ca
 
1.5
Al
 
9.5
Si
 
26.5
O
 
72
 · 28H
 
2
O or near
Mazzite-Na
Na
 
4
[Al
 
4
Si
 
14
O
 
36
]
 
2
 · 30H
 
2
O
Merlinoite
(K,Na)
 
5
(Ca,Ba)
 
2
Al
 
9
Si
 
23
O
 
64
 · 23H
 
2
O
Mesolite
Na
 
2
Ca
 
2
Si
 
9
Al
 
6
O
 
30
 · 8H
 
2
O
Montesommaite
(K,Na)
 
9
Al
 
9
Si
 
23
O
 
64
 · 10H
 
2
O
Mordenite
(Na
 
2
,Ca,K
 
2
)Al
 
2
Si
 
10
O
 
24
 · 7H
 
2
O
Mutinaite
Na
 
3
Ca
 
4
Si
 
85
Al
 
11
O
 
192
 · 60H
 
2
O
Nabesite
Na
 
2
BeSi
 
4
O
 
10
 · 4H
 
2
O
Natrolite
Na
 
2
Al
 
2
Si
 
3
O
 
10
 · 2H
 
2
O
Natrolite Subgroup
Offretite
KCaMgAl
 
5
Si
 
13
O
 
36
 · 16H
 
2
O or near
Pahasapaite
Li
 
8
(Ca,Li,K)
 
10.5
Be
 
24
(PO
 
4
)
 
24
 · 38H
 
2
O
Paranatrolite
Na
 
2
Al
 
2
Si
 
3
O
 
10
 · 3H
 
2
O
Parthéite
CaAl
 
2
Si
 
2
O
 
8
 · 2H
 
2
O
Paulingite
Paulingite-Ca
(Ca,K
 
2
,Na
 
2
,Ba)
 
5
[Al
 
10
Si
 
35
O
 
90
] · 45H
 
2
O
Paulingite-K
(K
 
2
,Ca,Na
 
2
,Ba)
 
5
[Al
 
10
Si
 
35
O
 
90
] · 45H
 
2
O
Paulingite-Na
(Na
 
2
,K
 
2
,Ca,Ba)
 
5
[Al
 
10
Si
 
35
O
 
90
] · 45H
 
2
O
Perlialite
K
 
9
Na(Ca,Sr)[Al
 
2
Si
 
4
O
 
12
]
 
6
 · 15H
 
2
O
Phillipsite-Ca
(Ca
 
0.5
,K,Na,Ba
 
0.5
)
 
4-7
[Al
 
4-7
Si
 
12-9
O
 
32
.
 
 12H2O
Phillipsite-K
(K,Na,Ca
 
0.5
,Ba
 
0.5
)
 
4-7
[Al
 
4-7
Si
 
12-9
O
 
32
]
.
 
 12H
 
2
O
Phillipsite-Na
(Na,K,Ca
 
0.5
,Ba
 
0.5
)
 
4-7
[Al
 
4-7
Si
 
12-9
O
 
32
] · 12H
 
2
O
Pollucite
(Cs,Na)
 
2
(Al
 
2
Si
 
4
O
 
12
) · 2H
 
2
O
Roggianite
Ca
 
2
Be(OH)
 
2
Al
 
2
Si
 
4
O
 
13
 · 2.5H
 
2
O
Scolecite
CaAl
 
2
Si
 
3
O
 
10
 · 3H
 
2
O
Stellerite
Ca[Al
 
2
Si
 
7
O
 
18
] · 7H
 
2
O
Stilbite
Stilbite-Ca
NaCa
 
4
[Al
 
9
Si
 
27
O
 
72
] · nH
 
2
O
Stilbite-Na
(Na,Ca,K)
 
6-7
[Al
 
8
Si
 
28
O
 
72
] · nH
 
2
O
Terranovaite
(Na,Ca)
 
8
(Si
 
68
Al
 
12
)O
 
160
 · 29H
 
2
O
Tetranatrolite
Thomsonite-Ca
NaCa
 
2
[Al
 
5
Si
 
5
O
 
20
] · 6H
 
2
O
Thomsonite-Sr
Na(Sr,Ca)
 
2
[Al
 
5
Si
 
5
O
 
20
] · 7H
 
2
O
Tschernichite
(Ca,Na
 
2
)[Al
 
2
Si
 
4
O
 
12
] · 4-8H
 
2
O
Tschörtnerite
Ca
 
4
(Ca,Sr,K,Ba)
 
3
Cu
 
3
[(OH)
 
2
|Al
 
3
Si
 
3
O
 
12
]
 
4
 · nH
 
2
O
Weinebeneite
CaBe
 
3
(PO
 
4
)
 
2
(OH)
 
2
 · 4H
 
2
O
Wenkite
(Ba,K)
 
4
(Ca,Na)
 
6
[(SO
 
4
)
 
3
|(Si,Al)
 
20
O
 
39
(OH)
 
2
] · 0.5H
 
2
O
Willhendersonite
KCa[Al
 
3
Si
 
3
O
 
12
] · 5H
 
2
O
Yugawaralite
CaAl
 
2
Si
 
6
O
 
16
 · 4H
 
2
O
Related Minerals - Nickel-Strunz Grouping):

- +
9.GB.05Ammonioleucite
(NH
 
4
,K)(AlSi
 
2
O
 
6
)
9.GB.05Analcime
Na
 
2
(Al
 
2
Si
 
4
O
 
12
) · 2H
 
2
O
9.GB.05Hsianghualite
Ca
 
3
Li
 
2
(Be
 
3
Si
 
3
O
 
12
)F
 
2
9.GB.05Lithosite
K
 
6
Al
 
4
Si
 
8
O
 
25
 · 2H
 
2
O
9.GB.05Leucite
K(AlSi
 
2
O
 
6
)
9.GB.05Pollucite
(Cs,Na)
 
2
(Al
 
2
Si
 
4
O
 
12
) · 2H
 
2
O
9.GB.05Kirchhoffite
Cs(B
 
2
Si
 
4
O
 
12
)
9.GB.10Laumontite
CaAl
 
2
Si
 
4
O
 
12
 · 4H
 
2
O
9.GB.15Yugawaralite
CaAl
 
2
Si
 
6
O
 
16
 · 4H
 
2
O
9.GB.20Roggianite
Ca
 
2
Be(OH)
 
2
Al
 
2
Si
 
4
O
 
13
 · 2.5H
 
2
O
9.GB.25Goosecreekite
Ca[Al
 
2
Si
 
6
O
 
16
] · 5H
 
2
O
9.GB.30Montesommaite
(K,Na)
 
9
Al
 
9
Si
 
23
O
 
64
 · 10H
 
2
O
9.GB.35Parthéite
CaAl
 
2
Si
 
2
O
 
8
 · 2H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
16.9.1Gehlenite
Ca
 
2
Al(AlSiO
 
7
)
16.9.2Anorthite
CaAl
 
2
Si
 
2
O
 
8
16.9.3Yoshiokaite
(Ca,Na)[Al(Al,Si)O
 
4
]
16.9.4Svyatoslavite
CaAl
 
2
Si
 
2
O
 
8
16.9.5Dmisteinbergite
CaAl
 
2
Si
 
2
O
 
8
16.9.6Grossular
Ca
 
3
Al
 
2
(SiO
 
4
)
 
3
16.9.7Vuagnatite
CaAl(SiO
 
4
)(OH)
16.9.8Zoisite
{Ca
 
2
}{Al
 
3
}(Si
 
2
O
 
7
)(SiO
 
4
)O(OH)
16.9.9Clinozoisite
{Ca
 
2
}{Al
 
3
}(Si
 
2
O
 
7
)(SiO
 
4
)O(OH)
16.9.10Prehnite
Ca
 
2
Al
 
2
Si
 
3
O
 
10
(OH)
 
2
16.9.11Kamaishilite
Ca
 
2
(Al
 
2
SiO
 
6
)(OH)
 
2
16.9.12Bicchulite
Ca
 
2
(Al
 
2
SiO
 
6
)(OH)
 
2
16.9.13Margarite
CaAl
 
2
(Al
 
2
Si
 
2
O
 
10
)(OH)
 
2
16.9.14Chantalite
CaAl
 
2
(SiO
 
4
)(OH)
 
4
16.9.15Cebollite
Ca
 
5
Al
 
2
(SiO
 
4
)
 
3
(OH)
 
4
16.9.17Katoite
Ca
 
3
Al
 
2
(SiO
 
4
)
 
3-x
(OH)
 
4x
16.9.18Lawsonite
CaAl
 
2
(Si
 
2
O
 
7
)(OH)
 
2
 · H
 
2
O
16.9.19Parthéite
CaAl
 
2
Si
 
2
O
 
8
 · 2H
 
2
O
16.9.21Vertumnite
Ca
 
4
Al
 
4
Si
 
4
O
 
6
(OH)
 
24
 · 3H
 
2
O
16.9.22Scolecite
CaAl
 
2
Si
 
3
O
 
10
 · 3H
 
2
O
16.9.23Laumontite
CaAl
 
2
Si
 
4
O
 
12
 · 4H
 
2
O
16.9.24Yugawaralite
CaAl
 
2
Si
 
6
O
 
16
 · 4H
 
2
O
16.9.25Gismondine-Ca
CaAl
 
2
Si
 
2
O
 
8
 · 4H
 
2
O
16.9.26Epistilbite
CaAl
 
2
Si
 
6
O
 
16
 · 5H
 
2
O
16.9.27Goosecreekite
Ca[Al
 
2
Si
 
6
O
 
16
] · 5H
 
2
O
16.9.28Cowlesite
CaAl
 
2
Si
 
3
O
 
10
 · 6H
 
2
O
16.9.30Stellerite
Ca[Al
 
2
Si
 
7
O
 
18
] · 7H
 
2
O
16.9.31Strätlingite
Ca
 
2
Al
 
2
SiO
 
7
 · 8H
 
2
O
16.9.32Amstallite
CaAl(Si,Al)
 
4
O
 
8
(OH)
 
4
 · (H
 
2
O,Cl)
Related Minerals - Dana Grouping):

- +
77.1.1.1Analcime
Na
 
2
(Al
 
2
Si
 
4
O
 
12
) · 2H
 
2
O
77.1.1.2Pollucite
(Cs,Na)
 
2
(Al
 
2
Si
 
4
O
 
12
) · 2H
 
2
O

Other Names for Wairakite

Synonyms:
Calcium-Analcime
Other Languages:
German:Wairakit
Russian:Вайракит
Simplified Chinese:斜钙沸石
Spanish:Wairakita

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 Wairakite

Reference List:

- +
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.

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    • Localities for Wairakite

    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.
    Hide Locality List
    (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.
    Algeria
     
    • Constantine Province
      • Constantine District
        • Edough-Cap de Fer Massif
    		Ch. Marignac, Bull. Minéral. , 1988, 111, pp. 359-381.
    Argentina
     
    • Neuquén
    		Tschernich, 1992. Zeolites of the World, p.149, 517
    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
    		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.
    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
    France
     
    • Auvergne
      • 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.
    Germany
     
    • Rhineland-Palatinate
      • Eifel
        • Daun
          • Üdersdorf
    		Hentschel, G., Neufunde von Üdersdorf, Lapis, Weise Verlag, München, 09/1993
    Iceland
    Econ Geol (1984) 79:671-695
    Indonesia
     
    • Sumatera Island (Sumatra Island)
      • 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
    		Labels of numerous Japanese collectors and dealers (Alfredo Petrov specimen confirmed by powder XRD)
    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
      • 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
    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
    Econ Geol (1997) 92:485-489; Econ Geol (1984) 79:671-695
      • Rotorua
    		Econ Geol (1985) 80:1640-1668
      • 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.
      • Tongariro
        • 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
    Min.Mag.(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
    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
    		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.
        • 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.
    		Tschernich, R. (1992): Zeolites of the World, 71; Econ Geol (1984) 79:671-695
    Bargar, K.E.; Beeson, M.H. & Keith, T.E.C. (1981): Zeolites in Yellowstone National Park. Mineralogical Record 12, 29-38
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