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Garronite-Ca

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Formula:
Na2Ca5Al12Si20O64 · 27H2O
Colour:
White
Lustre:
Vitreous
Hardness:
4 - 5
Crystal System:
Tetragonal
Member of:
Name:
Named after the type locality (Garron Plateau, Co. Antrim, Northern Ireland). Renamed as Garronite-Ca, when the species Garronnite-Na was approved by IMA in 2015.
This page provides mineralogical data about Garronite-Ca.


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Classification of Garronite-CaHide

Approved
9.GC.05

9 : SILICATES (Germanates)
G : Tektosilicates with zeolitic H2O; zeolite family
C : Chains of doubly-connected 4-membered rings
77.1.3.3

77 : TECTOSILICATES Zeolites
1 : Zeolite group - True zeolites
16.10.8

16 : Silicates Containing Aluminum and other Metals
10 : Aluminosilicates of Ca and alkalis

Physical Properties of Garronite-CaHide

Vitreous
Colour:
White
Hardness:
4 - 5 on Mohs scale

Optical Data of Garronite-CaHide

Type:
Biaxial
Dispersion:
none

Chemical Properties of Garronite-CaHide

Formula:
Na2Ca5Al12Si20O64 · 27H2O
IMA Formula:
NaCa2.5(Si10Al6)O32 · 14H2O
Common Impurities:
Fe,Ba,K

Crystallography of Garronite-CaHide

Crystal System:
Tetragonal
Class (H-M):
4 2m - Scalenohedral
Space Group:
I4m2
Cell Parameters:
a = 9.9266(2) Å, c = 10.3031(3) Å
Ratio:
a:c = 1 : 1.038
Unit Cell V:
1,015.24 ų (Calculated from Unit Cell)
Morphology:
Radiating aggregates filling voids. Rarely dipyramidal, indistinct crystals.
Twinning:
Observed optically on a very fine scale; possibly a domain structure.
Comment:
Z = 0.5. Possibly orthorhombic, pseudo-tetragonal.

X-Ray Powder DiffractionHide

Image Loading

Radiation - Copper Kα
Data Set:
Data courtesy of RRUFF project at University of Arizona, used with permission.

Type Occurrence of Garronite-CaHide

Other Language Names for Garronite-CaHide

German:Garronit
Spanish:Garronita

Relationship of Garronite-Ca 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
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
WairakiteCa(Al2Si4O12) · 2H2OMon. 2/m
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.

Common AssociatesHide

Associated Minerals Based on Photo Data:
Analcime15 photos of Garronite-Ca associated with Analcime on mindat.org.
Phillipsite8 photos of Garronite-Ca associated with Phillipsite on mindat.org.
Siderite2 photos of Garronite-Ca associated with Siderite on mindat.org.
Chabazite-Ca1 photo of Garronite-Ca associated with Chabazite-Ca on mindat.org.
Albite1 photo of Garronite-Ca associated with Albite on mindat.org.
Cowlesite1 photo of Garronite-Ca associated with Cowlesite on mindat.org.
Thomsonite-Ca1 photo of Garronite-Ca associated with Thomsonite-Ca on mindat.org.
Heulandite1 photo of Garronite-Ca associated with Heulandite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

9.GC.05AmiciteK2Na2Al4Si4O16 · 5H2OMon. 2
9.GC.05Gismondine-CaCaAl2Si2O8 · 4H2O
9.GC.05GobbinsiteNa5(Si11Al5)O32 · 11H2OOrth.
9.GC.10Harmotome(Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] · 12H2OMon. 2/m : P21/m
9.GC.10Phillipsite-Ca(Ca0.5,K,Na,Ba0.5)4-7[Al4-7Si12-9O32 . 12H2OMon. 2/m : P21/m
9.GC.10Phillipsite-K(K,Na,Ca0.5,Ba0.5)4-7[Al4-7Si12-9O32] . 12H2OMon. 2/m : P21/m
9.GC.10Phillipsite-Na(Na,K,Ca0.5,Ba0.5)4-7[Al4-7Si12-9O32] · 12H2OMon.
9.GC.10Flörkeite(K3Ca2Na)[Al8Si8O32] · 12H2OTric. 1 : P1
9.GC.15Merlinoite(K,Na)5(Ca,Ba)2Al9Si23O64 · 23H2OOrth.
9.GC.20Mazzite-Mg(Mg,K,Ca)5(Si26Al10)O72 · 28H2OHex.
9.GC.20Mazzite-NaNa8[Al4Si14O36]2 · 30H2OHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
9.GC.25PerlialiteK9Na(Ca,Sr)[Al2Si4O12]6 · 15H2OHex.
9.GC.30BoggsiteCa8Na3(Si,Al)96O192 · 70H2OOrth. mmm (2/m 2/m 2/m) : Imma
9.GC.35Paulingite-Ca(Ca,K,Na,Ba,◻)10 (Si, Al)42O84•34H2OIso.
9.GC.35Paulingite-K(K2,Ca,Na2,Ba)5[Al10Si35O90] · 45H2OIso.

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

77.1.3.1GismondineMon.
77.1.3.2AmiciteK2Na2Al4Si4O16 · 5H2OMon. 2
77.1.3.4GobbinsiteNa5(Si11Al5)O32 · 11H2OOrth.
77.1.3.5Harmotome(Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] · 12H2OMon. 2/m : P21/m
77.1.3.8PerlialiteK9Na(Ca,Sr)[Al2Si4O12]6 · 15H2OHex.
77.1.3.9Paulingite
77.1.3.10Mazzite
77.1.3.11Merlinoite(K,Na)5(Ca,Ba)2Al9Si23O64 · 23H2OOrth.
77.1.3.12Montesommaite(K,Na)9Al9Si23O64 · 10H2OOrth.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

16.10.1Bytownite(Ca,Na)[Al(Al,Si)Si2O8]Tric.
16.10.2LisetiteCaNa2Al4Si4O16Orth.
16.10.4Thomsonite-CaNaCa2[Al5Si5O20] · 6H2OOrth. mmm (2/m 2/m 2/m)
16.10.5Gonnardite(Na,Ca)2(Si,Al)5O10 · 3H2OOrth.
16.10.6MesoliteNa2Ca2Si9Al6O30 · 8H2OOrth. mm2 : Fdd2
16.10.7Faujasite
16.10.9BoggsiteCa8Na3(Si,Al)96O192 · 70H2OOrth. mmm (2/m 2/m 2/m) : Imma
16.10.10Herschelite(Na2,K2,Ca,Sr,Mg)2[Al2Si4O12]2 · 12H2OTrig.
16.10.11Phillipsite
16.10.12Fedorite(Na,K)2-3(Ca4Na3)Si16O38(OH,F)2 · 3.5H2OTric. 1 : P1
16.10.13WillhendersoniteKCa[Al3Si3O12] · 5H2OTric.
16.10.14Barrerite(Na,K,Ca0.5)2[Al2Si7O18] · 7H2OOrth. mmm (2/m 2/m 2/m)
16.10.15Mordenite(Na2,Ca,K2)Al2Si10O24 · 7H2OOrth.
16.10.16Reyerite(Na,K)2Ca14(Si,Al)24O58(OH)8 · 6H2OTrig.
16.10.17Lévyne
16.10.18Clinoptilolite
16.10.19Heulandite
16.10.20GobbinsiteNa5(Si11Al5)O32 · 11H2OOrth.
16.10.21Stilbite
16.10.22DachiarditeMon.
16.10.23OffretiteKCaMg(Si13Al5)O36 · 15H2OHex. 6 m2 : P6m2
16.10.24PerlialiteK9Na(Ca,Sr)[Al2Si4O12]6 · 15H2OHex.
16.10.25Erionite
16.10.26Paulingite
16.10.27Sodium Dachiardite(Na2,Ca,K2)4-5Al8Si40O96 · 26H2O
16.10.28Mazzite-Mg(Mg,K,Ca)5(Si26Al10)O72 · 28H2OHex.
16.10.29RoggianiteCa2Be(OH)2Al2Si4O13 · 2.5H2OTet.

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 Garronite-CaHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
G. P. L. Walker (1962): Garronite, a new zeolite, from Ireland and Iceland. Mineralogical Magazine 33, 173-186.
Artioli, G. (1992): The crystal structure of garronite. American Mineralogist 77, 189-196.

Internet Links for Garronite-CaHide

Localities for Garronite-CaHide

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.
Antarctica
 
  • Eastern Antarctica
    • Victoria Land
      • Mawson Glacier
Tschernich, 1992. Zeolites of the World, p.184.
Canada
 
  • Ontario
    • Hastings Co.
      • Dungannon Township
Rocks&Min 66:44-45; Tschernich, R. (1992): Zeolites of the World, p.51,184
    • Renfrew Co.
      • Brudenell Township
Van Velthuizen, J.J., Gault, R.A., Robinson, G.W. & Scovil, J.(2006), Zeolite occurrences in the Central Metasedimentary Belt of the Grenville Province, Ontario, Quebec and New York State. Mineralogical Record: 37: 283-296 [locality #83].
  • Québec
    • Abitibi-Témiscamingue
      • La Vallée-de-l'Or RCM
        • Réservoir-Dozois
Hudon, P., Friedman, R.M., Gauthier, G. & Martignole, J. (2006) Age of the Cabonga nepheline syenite, Grenville Province, western Quebec. Canadian Journal of Earth Sciences, 43(9), 1237-1249.
    • Laurentides
      • Argenteuil RCM
        • Wentworth
          • Laurel
Tschernich, R. (1992): Zeolites of the World, p.52,184
    • Montréal
TARASSOFF, P., HORVÁTH, L. and PFENNINGER-HORVÁTH, E. (2006) Famous mineral localities: the Francon quarry, Montréal, Québec. Mineralogical Record, 37, 5-60.
Costa Rica
 
  • San José Province
    • Bajo Chacones
Micro Probe Volume VII Number 7 Spring 1993
Czech Republic
 
  • Bohemia (Böhmen; Boehmen)
    • Ústí Region
      • Děčín (Tetschen)
        • Česká Kamenice
P. Pauliš,L.Hrůzek,O.Janeček,J.Sejkora,R.Malíková,O.Pour and F.Fediuk(2015)-Tschernichite,Garronite-Ca and associated zeolite mineralization from Jehla near Česká Kamenice(Czech Republic).Bulletin miner.-petrolog. odď.National muz. Prag,23,2,2015.
France
 
  • Auvergne-Rhône-Alpes
    • Puy-de-Dôme
      • Saint-Germain-Lembron
        • Gignat
Pongiluppi D (1976) Offretite, garronite and other zeolites from "Central Massif", France. Bulletin SFMC 99: 322-327
Germany
 
  • Baden-Württemberg
    • Hegau
      • Immendingen
Zeolites of the World, Rudy W. Tschernich 1992
  • Bavaria
    • Franconia
      • Maroldsweisach
Wittern: "Mineralfundorte in Deutschland", 2001
  • Rhineland-Palatinate
    • Eifel
      • Rieden volcano
        • Wehr
Hentschel, G., Die Mineralien der Eifelvulkane, Weise Verlag, München, 1983
Hungary
 
  • Veszprém Co.
    • Balaton Uplands
      • Tapolcai Basin
        • Uzsa (Uzsabánya)
Szakáll & Gatter: Hun. Min. Spec., 1993
        • Zalahaláp
Szakáll & Gatter: Hun. Min.Spec., 1993; Kónya, P. and Szakáll, S. (2011): Occurrence, composition and paragenesis of the zeolites and associated minerals in the alkaline basalt of a maar-type volcano at Haláp Hill, Balaton Highland, Hungary. Mineralogical Magazine 75, 2869-2885.
Iceland
 
  • Capital Region
Selbekk, R. S. & Mattsson, H. (2004): Zeolitt mineraliseringer i Hvalfjördur, Island. STEIN 31 (1), 28-33
  • Eastern Region
    • Fásskrúdsfjörđur
Walker, G. P. L. (1962) Garronite, a New Zeolite, from Ireland and Iceland, Mineralogical Magazine: 33: 173-186.
Walker, G. P. L. (1962) Garronite, a New Zeolite, from Ireland and Iceland, Mineralogical Magazine: 33: 173-186.
Walker, G. P. L. (1962) Garronite, a New Zeolite, from Ireland and Iceland, Mineralogical Magazine: 33: 173-186.
Walker, G. P. L. (1962) Garronite, a New Zeolite, from Ireland and Iceland, Mineralogical Magazine: 33: 173-186.
    • Mjoifjördur
Mineralogical Magazine 1962 33:173-186.
    • Reydarfjörđur
Mineralogical Magazine 1962 33:173-186.
Mineralogical Magazine 1962 33:173-186.
Mineralogical Magazine 1962 33 : 173-186.; Volker Betz (1981) Famous Mineral Localities: Zeolites From Iceland and the Faeroe Islands. Mineralogical Record 12:5-26
Mineralogical Magazine 1962 33:173-186.
Mineralogical Magazine 1962 33:173-186.
    • Seyðisfjörður
Mineralogical Magazine 1962 33 : 173-186.
Walker, G. P. L. (1962) Garronite, a New Zeolite, from Ireland and Iceland, Mineralogical Magazine: 33: 173-186.
Mineralogical Magazine 1962 33 : 173-186.
    • Stödvarfjörđur
Mineralogical Magazine 1962 33:173-186.
Mineralogical Magazine 1962 33:173-186.
    • Suður-Múlasýsla
      • Berufjördur
Mineralogical Magazine 1962 33 : 173-186.
Mineralogical Magazine 1962 33 : 173-186.
Mineralogical Magazine 1962 33 : 173-186.
Mineralogical Magazine 1962 33 : 173-186.
Mineralogical Magazine 1962 33:173-186.
Mineralogical Magazine 1962 33 : 173-186.
Volker Betz (1981) Famous Mineral Localities: Zeolites From Iceland and the Faeroe Islands. Mineralogical Record 12:5-26
      • Breiðdalur
Mineralogical Magazine 1962 33:173-186.
  • Westfjords
    • Strandasýsla
      • Kollafjörður
Zeolite collection of Volker Betz
Italy
 
  • Veneto
    • Verona Province
      • Soave
Natural History Museum Vienna collection
    • Vicenza Province
      • Fara Vicentino
        • Chiavon Nero creek
Boscardin M.,Daleffe A.,Rocchetti I., Zordan A. (2011) " Minerali del Vicentino - Aggiornamenti, località e nuove determinazioni " Museo di Archeologia e Scienze Naturali “G. Zannato” – Montecchio Maggiore (Vicenza), pp.183
Natural History Museum Vienna collection -Howard, D.G. (1994) Crystal Habit and Twinning of Garronite from Fara Vicentina, Vicenza (Italy - N. Jb. Miner. Mh. 1994, H.2., 91-96; Stuttgart (1994).
Japan
 
  • Chugoku Region
    • Shimane Prefecture
      • Oki Islands
        • Nishinoshima
Matsuyama et al (2005) Ganko-Gakkai Kou'en-Youshi, 252.
Réunion Island
 
Bull. Minéral. , 109, 1986, pp. 337-347.; J. Ph. Rançon (1985) Hydrothermal history of Piton des Neiges volcano (Reunion Island, Indian Ocean). Journal of Volcanology and Geothermal Research, Volume 26, Issues 3–4, December 1985, Pages 297–305, 307, 309–315
Slovakia
 
  • Prešov Region
    • Prešov Co.
Ďuďa,R., et al., 1981: Mineralógia severnej časti Slanských vrchov. Min.Slovaca, Monografia 2, 98s
UK
 
  • Northern Ireland
    • Co. Antrim
Mineralogical Magazine 1962 33 : 173-186.
      • Garron Plateau
G. P. L. Walker (1960) The Amygdale Minerals in the Tertiary Lavas of Ireland. III. Regional Distribution. Mineralogical Magazine, vol. 32, n° 250, 503-527.; G. P. L. Walker (1962) Garronite, a New Zeolite, from Ireland and Iceland Mineralogical Magazine, vol. 33, n° 258, 173-186. Embrey, P.G. (1978) Fourth supplementary list of British minerals. Mineralogical Magazine, vol. 42, n° 322, 169-177.;
      • Glenarm
Mineralogical Magazine 1962 33 : 173-186.
Mineralogical Magazine 1962 33 : 173-186.
      • Larne
        • Killwaughter Castle
Mineralogical Magazine 1962 33 : 173-186.
Mineralogical Magazine 1962 33 : 173-186.
Foy, H. (1994). Gobbinsite from Magheramorne Quarry, Northern Ireland. Mineralogical Magazine, 58, 615-620.
      • Squire's Hill
Mineralogical Magazine 1962 33 : 173-186.
Mineralogical Magazine 1962 33 : 173-186.
      • Waterfoot
Trevor Boyd Collection; Trevor Boyd Collection
      • White Head
Mineralogical Magazine 1962 33 : 173-186.
Mineralogical Magazine 1962 33 : 173-186.
  • Scotland
    • North West Highlands
      • Isle of Skye
        • Duirinish
          • Dunvegan
Museum Victoria Specimen No. M47717
        • Trotternish
          • Portree
[Specimen in the Natural History Museum, London]
USA
 
  • Arizona
    • Pinal Co.
      • Superior District
        • Superior area
          • adjacent to State Route 177
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 230; Tschernich, R.W. (1992), Zeolites of the World, Geoscience Press, Tucson, AZ.
  • Colorado
    • Jefferson Co.
      • Golden District
        • Golden
Rocks & Minerals 79:4
MinRec 19:153
  • Oregon
    • Columbia Co.
      • Goble
Micro Probe Vol. 6 No. 5 Fall 1987; Tschernich, R. (1992): Zeolites of the World, 117
    • Lake Co.
Micro Probe Vol. 7 No. 9 Spring 1994
    • Wallowa Co.
      • Joseph
        • Aneroid Lake
Micro Probe Volume VI Number 4
    • Wheeler Co.
      • Spray
Micro Probe VolumeVII Number 3 Spring 1996
  • Washington
    • Clark Co.
      • Yacolt
Zeolites of the World, R. Tschernich, 1992, p.225
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