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Gyrolite

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Formula:
NaCa16Si23AlO60(OH)8 · 14H2O
The crystal-chemical formula which accounts for
most gyrolite samples is Ca16Si24O60(OH)8.(14+x)H2O, with 0 < x < 3.
Colour:
Brown, Colorless, White, Green
Lustre:
Vitreous
Hardness:
Specific Gravity:
2.45 - 2.51
Crystal System:
Triclinic
Member of:
Name:
From the Greek guros = "circle", in allusion to the round form of the crystalline groupings
Hide all sections | Show all sections

Classification of GyroliteHide

Approved, 'Grandfathered' (first described prior to 1959)
9.EE.30

9 : SILICATES (Germanates)
E : Phyllosilicates
E : Single tetrahedral nets of 6-membered rings connected by octahedral nets or octahedral bands
Dana 7th ed.:
73.2.2.1
73.2.2c.1

73 : PHYLLOSILICATES Condensed Tetrahedral Sheets
2 : Condensed Tetrahedral Sheets with double and single layers
14.5.21

14 : Silicates not Containing Aluminum
5 : Silicates of Ca

Physical Properties of GyroliteHide

Vitreous
Transparency:
Transparent, Translucent
Colour:
Brown, Colorless, White, Green
Streak:
White
Hardness:
2½ on Mohs scale
Tenacity:
Brittle
Cleavage:
Perfect
Fracture:
Irregular/Uneven
Density:
2.45 - 2.51 g/cm3 (Measured)    2.74 g/cm3 (Calculated)

Optical Data of GyroliteHide

Type:
Biaxial (-)
RI values:
nα = 1.535 nβ = 1.548 nγ = 1.549
Max Birefringence:
δ = 0.014
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Low
Dispersion:
r > v weak

Chemical Properties of GyroliteHide

Formula:
NaCa16Si23AlO60(OH)8 · 14H2O

The crystal-chemical formula which accounts for
most gyrolite samples is Ca16Si24O60(OH)8.(14+x)H2O, with 0 < x < 3.
IMA Formula:
NaCa16(Si23Al)O60(OH)8 · 14H2O
Common Impurities:
Fe,Mg

Crystallography of GyroliteHide

Crystal System:
Triclinic
Cell Parameters:
a = 9.74 Å, b = 9.74 Å, c = 22.4 Å
α = 95.71°, β = 91.51°, γ = 120.01°
Ratio:
a:b:c = 1 : 1 : 2.3
Unit Cell V:
1,823.86 ų (Calculated from Unit Cell)

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 GyroliteHide

Synonyms of GyroliteHide

Other Language Names for GyroliteHide

Relationship of Gyrolite to other SpeciesHide

Member of:
Other Members of this group:
CairncrossiteSr2Ca7–xNa2x(Si4O10)4(OH)2(H2O)15–x (with 0 ≤ x ≤ 1)Tric. 1 : P1
OrlymaniteCa4Mn3Si8O20(OH)6 · 2H2OHex.
TungusiteCa4Fe2Si6O15(OH)6
Structurally related to group(s):

Common AssociatesHide

Associated Minerals Based on Photo Data:
Okenite164 photos of Gyrolite associated with Okenite on mindat.org.
Prehnite114 photos of Gyrolite associated with Prehnite on mindat.org.
Calcite95 photos of Gyrolite associated with Calcite on mindat.org.
Quartz63 photos of Gyrolite associated with Quartz on mindat.org.
Apophyllite63 photos of Gyrolite associated with Apophyllite on mindat.org.
Hydroxyapophyllite-(K)52 photos of Gyrolite associated with Hydroxyapophyllite-(K) on mindat.org.
Laumontite48 photos of Gyrolite associated with Laumontite on mindat.org.
Fluorapophyllite-(K)44 photos of Gyrolite associated with Fluorapophyllite-(K) on mindat.org.
Chabazite11 photos of Gyrolite associated with Chabazite on mindat.org.
Natrolite8 photos of Gyrolite associated with Natrolite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

9.EE.05BementiteMn7Si6O15(OH)8Mon.
9.EE.10BrokenhilliteMn8Si6O15(OH)10Hex. 6mm : P63mc
9.EE.10Pyrosmalite-(Fe)Fe2+8Si6O15(OH,Cl)10Trig. 3m (3 2/m) : P3m1
9.EE.10FriedeliteMn2+8Si6O15(OH,Cl)10Mon. 2/m : B2/m
9.EE.10Pyrosmalite-(Mn)Mn2+8Si6O15(OH,Cl)10Trig.
9.EE.10Mcgillite(Mn,Fe)8Si6O15(OH)8Cl2Mon. 2/m : B2/m
9.EE.15Nelenite(Mn,Fe)16(Si12O30)(OH)14[As3+3O6(OH)3]Mon.
9.EE.15SchalleriteMn2+16As3Si12O36(OH)17Trig. 3m : P3m1
9.EE.20Palygorskite(Mg,Al)5(Si,Al)8O20(OH)2 · 8H2OMon. 2/m : B2/m
9.EE.20TuperssuatsiaiteNa2Fe3Si8O20(OH)2 · 4H2OMon. 2/m : B2/m
9.EE.20YofortieriteMn5Si8O20(OH)2 · 8-9H2OMon. 2/m : B2/m
9.EE.20WindhoekiteCa2Fe3+2.67[Si8O20](OH)4 · 10H2O Mon. 2/m : B2/m
9.EE.25Falcondoite(Ni,Mg)4Si6O15(OH)2 · 6H2OOrth.
9.EE.25LoughliniteNa2Mg3Si6O16 · 8H2OOrth.
9.EE.25SepioliteMg4(Si6O15)(OH)2 · 6H2OOrth. mmm (2/m 2/m 2/m) : Pnna
9.EE.25Kalifersite(K,Na)5Fe3+7Si20O50(OH)6 · 12H2OTric.
9.EE.30OrlymaniteCa4Mn3Si8O20(OH)6 · 2H2OHex.
9.EE.30TungusiteCa4Fe2Si6O15(OH)6
9.EE.35Reyerite(Na,K)2Ca14(Si,Al)24O58(OH)8 · 6H2OTrig.
9.EE.35Truscottite(Ca,Mn)14Si24O58(OH)8 · 2H2OTrig.
9.EE.40NatrosiliteNa2Si2O5Mon.
9.EE.45MakatiteNa2Si4O8(OH)2 · 4H2OMon. 2/m : P21/b
9.EE.50VarennesiteNa8Mn2Si10O25(OH,Cl)2 · 12H2OOrth.
9.EE.55RaiteNa4Mn2+3Ti0.25Si8O20(OH)2 · 10H2OOrth. 2 2 2 : C2 2 2
9.EE.60IntersiliteNa6Mn2+Ti[Si10O24(OH)](OH)3 · 4H2OMon.
9.EE.65Shafranovskite(Na,K)6(Mn,Fe)3Si9O24 · 6H2OTrig.
9.EE.65ZakharoviteNa4Mn5Si10O24(OH)6 · 6H2OTrig.
9.EE.70ZeophylliteCa13Si10O28(OH)2F8 · 6H2OTrig. 3 : R3
9.EE.75Minehillite(K,Na)2-3Ca28Zn4Al4Si40O112(OH)16Hex.
9.EE.80Fedorite(Na,K)2-3(Ca4Na3)Si16O38(OH,F)2 · 3.5H2OTric. 1 : P1
9.EE.80Martinite(Na,◻,Ca)12Ca4(Si,S,B)14B2O38(OH,Cl)2F2·4H2OTric. 1 : P1
9.EE.85Lalondeite(Na,Ca)6(Ca,Na)3Si16O38(F,OH)2·3H2OTric. 1 : P1

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

14.5.1WollastoniteCaSiO3Tric. 1 : P1
14.5.2Wollastonite-7TCaSiO3
14.5.3Wollastonite-2MCaSiO3Mon.
14.5.4RankiniteCa3Si2O7Mon. 2/m : P21/b
14.5.5KilchoaniteCa6(SiO4)(Si3O10)Orth.
14.5.6LarniteCa2SiO4Mon.
14.5.7BredigiteCa7Mg(SiO4)4Orth.
14.5.8HatruriteCa3(SiO4)OTrig.
14.5.9RosenhahniteHCa3[Si3O9(OH)]Tric.
14.5.10DellaiteCa6Si3O11(OH)2Tric.
14.5.11AfwilliteCa3(HSiO4)2 · 2H2OMon. m : Bb
14.5.12XonotliteCa6(Si6O17)(OH)2Mon. 2/m
14.5.13FoshagiteCa4(Si3O9)(OH)2Tric.
14.5.14HillebranditeCa2(SiO3)(OH)2Orth. mmm (2/m 2/m 2/m) : Cmcm
14.5.15JaffeiteCa6(Si2O7)(OH)6Trig. 3 : P3
14.5.16SuoluniteCa2(H2Si2O7) · H2OOrth.
14.5.17KillalaiteCa6.4(H0.6Si2O7)2(OH)2Mon.
14.5.18OkeniteCa10Si18O46 · 18H2OTric. 1 : P1
14.5.19RiversideiteCa5(HSi3O9)2 · 2H2OOrth.
14.5.20TrabzoniteCa4(Si3O9)(OH)2Orth. mm2 : Ama2
14.5.22FoshallasiteCa3[Si2O7] · 3H2O(?)
14.5.23Tobermorite[Ca4Si6O17 · 2H2O]·(Ca·3H2O)Orth.
14.5.24Clinotobermorite[Ca4Si6O17 · 2H2O]·(Ca·3H2O)Mon.
14.5.25NekoiteCa3Si6O15·7H2OTric. 1 : P1
14.5.26Plombièrite[Ca4Si6O16(OH)2 · 2H2O]·(Ca·5H2O)Orth.
14.5.27JenniteCa9(Si3O9)2(OH)8 · 8H2OTric.

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 GyroliteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Anderson, T. (1851) Description and Analysis of Gyrolite, a New Mineral. Philos. Mag. Sect. IV, 1, 111-115.
Currie, J. (1905) Note on some new localities for Gyrolite and Tobermorite. Mineralogical Magazine, 14, 93-95.
Fleischmann, F. N. A. (1910) On the Occurrence of Gyrolite in County Antrim. Mineralogical Magazine, 15, 288-293.
Mackay, A. L., & Taylor, H. F. W. (1953) Gyrolite. Mineralogical Magazine, 30, 80-91.
Mamedov, K.S. and Belov, N.V. (1958) Crystal structure of mica-like hydrous calcium silicates: okenite, nekoite, truscottite, and gyrolite New silicate radical [Si6O15]. Doklady Akademii Nauk SSSR: 121: 713-716.
Cann, J. R. (1965) Gyrolite and reyerite from 'S Airde Beinn, northern Mull. Mineralogical Magazine, 35, 1-4.
Gottardi, G., & Passaglia, E. (1966) Tobermorite "non espandibile" e gyrolite del Monte Biaena (Trento). Periodico di Mineralogia, 36, 1079-1083.
Kobayashi, A., & Kawai, T. (1974) Gyrolite found in the andesitic tuffs, near the Sayama lake, Ueda city, Nagano Prefecture, Japan. Geosci. Mag., 25, 367-370.
Garavelli, C. L., & Vurro, F. (1984) Gyrolite from Ortano (Island of Elba). Rendiconti della Società Italiana di Mineralogia e Petrologia, 39, 695-704.
Merlino, S. (1988) Gyrolite: its crystal structure and crystal chemistry. Mineralogical Magazine, 52, 377-387.

Internet Links for GyroliteHide

Localities for GyroliteHide

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.
Australia
 
  • New South Wales
    • Buckland Co.
      • Ardglen
Mineralogical Record Vol 19, No.6 p389. Tschernich, R.(1992) Zeolites of the World, p.48.
  • Tasmania
    • Burnie city
      • Oonah
        • Campbell Range
R Bottrill, unpub. Data
      • Ridgley
Mathew Latham coll.
    • Central Highlands municipality
      • Liawenee
Bottrill & Baker (in prep) Catalogue of minerals of Tasmania
    • Circular Head municipality
      • Marrawah district
        • Redpa
http://www.crocoite.com/locationbulletins/part1/zeolites.pdf
    • Meander Valley municipality
      • Upper Mersey Valley
http://www.crocoite.com/mainadit/gadshill.htm
    • West Tamar municipality
      • Tamar Valley
        • Craigburn
http://www.crocoite.com/locationbulletins/part1/zeolites.pdf
Canada
 
  • British Columbia
    • Cariboo Mining Division
      • 100 Mile House
Tschernich, R. (1992): Zeolites of the World, p.51
  • New Brunswick
    • Charlotte Co.
      • Grand Manan Island
Van King
  • Nova Scotia
    • Annapolis Co.
HOW, H. (1861) On Gyrolite Occurring with Calcite in Apophyllite in the Trap of the Bay of Fundy, American Journal of Science, Second Series, 32, 13-14. Tschernich, R. (1992): Zeolites of the World, p.143 Johnston, R. A. A., "A List of Canadian Mineral Occurrences", Memoir 74, Can. Dept. Mines, 1915.
    • Kings Co.
      • Bay of Fundy
HOW, H., (1859) Description and Analysis of three New Minerals, Associates in the Trap of the Bay of Fundy, Edinburgh New Philosophical Journal, 9, 84-94.
Sabina, A.P. (1964) "Rocks and Minerals for the Collector : Bay of Fundy Area", Geological Survey of Canada, Paper 64-10.
Canadian Museum of Nature collection (Specimen 40536)
  • Québec
    • Chaudière-Appalaches
      • Les Appalaches RCM
        • Saint-Joseph-de-Coleraine
Canadian Museum of Nature & Horvath collections XRD
China
 
  • Hebei Province
    • Handan Prefecture
      • She Co.
Cao Zhengmin, Bi Yurun, and Wang Peiying (1987): Acta Petrologica et Mineralogica 6(2), 158-163
Costa Rica
 
  • Alajuela Province
Micro Probe Volume VII Number 7 Spring 1993
Czech Republic
 
  • Bohemia (Böhmen; Boehmen)
    • Liberec Region
      • Česká Lípa (Böhmisch Leipa)
J.E.Hibsch-Die Minerale des Böhmischen Mittelgebirges (Jena 1934)
  • Moravia (Mähren; Maehren)
    • Vysočina Region
      • Havlíčkův Brod District
        • Chotěboř
Pauliš, P.: Nejzajímavější mineralogická naleziště Čech II. Kutná Hora: Kuttna, 2003, s. 96 - 98.
Denmark
 
  • Faroe Islands
    • Eysturoy Island
Burvald, I. (2013): På mineraljakt i sporet etter en "anderledes" Ormen Lange. Stein. 40 (1), 4-12
      • Lambareiđi
        • Mt Hæddin
Personally collected by Günter Frenz
Betz, V. (1981): Famous mineral localities: Zeolites from Iceland and the Faeroes. Mineralogical Record, 12, 5-26.; Tschernich, R. W. (1992): Zeolites of the world. Geoscience Press, Phoenix, Arizona. p.53
Schmitter, F. J. (2008): Zeolithe aus dem Hohen Norden: Sammeltouren auf den Faroer-Inseln. Lapis, 33 (2): 29-35.
Schmitter, F. J. (2008): Zeolithe aus dem Hohen Norden: Sammeltouren auf den Färöer-Inseln. Lapis 33 (2), 29-35; 50
    • Streymoy Island
Schmitter, F. J. (2008): Zeolithe aus dem Hohen Norden: Sammeltouren auf den Färöer-Inseln. Lapis 33 (2), 29-35; 50
Betz, V. (1981): Famous mineral localities: Zeolites from Iceland and the Faeroes. Mineralogical Record, 12, 5-26.; Tschernich, R. W. (1992): Zeolites of the world. Geoscience Press, Phoenix, Arizona.(p.301)
Tschernich, R. W. (1992): Zeolites of the world. Geoscience Press, Phoenix, Arizona, p.301
Schmitter, F. J. (2008): Zeolithe aus dem Hohen Norden: Sammeltouren auf den Färöer-Inseln. Lapis 33 (2), 29-35; 50
    • Vágar Island
Christian Bracke Collection.
Burvald, I. (2003): Mineralforekomster på Færøyene. Norsk Bergverksmuseums Skrift 25, 29-34
Federated States of Micronesia
 
Kelly Nash Collection specimen (Ex Myer Crumb Coll.)
France
 
  • Occitanie
    • Aveyron
      • Espalion
Boutry C., Pelisson P., Pillard F. (1986), Les zéolites d'Espalion, Le Cahier des Micromonteurs, n°2, pp: 3-7
    • Hautes-Pyrénées
      • Bagnères-de-Bigorre
        • Pouzac
Domenico Preite collection
French Polynesia
 
  • Tuamotu-Gambier (Tuamotu and Gambier Islands)
    • Tuamotu Archipelago (Tuamotus)
      • Mururoa Lagoon
Y. Noack (1983) Occurrence of Thaumasite in a Seawater-Basalt Interaction, Mururoa Atoll (French Polynesia, South Pacific) Mineralogical Magazine 47:47-50.
Germany
 
  • Bavaria
    • Franconia
      • Maroldsweisach
No reference listed
  • Hesse
    • Vogelsberg
      • Homberg
        • Nieder-Ofleiden
S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
      • Ortenberg
Kolitsch, U. (1997): Tacharanit vom Gaulsberg bei Ortenberg (Vogelsberg, Hessen). Mineralien-Welt 8 (2), 25-26
  • Lower Saxony
    • Göttingen
      • Adelebsen
Koritnig, S. (1972). Gyrolith, Okenit und Tacharanit als metasomatische Reaktionsprodukte aus dem Basaltvorkommen der Bramburg bei Göttingen, Deutschland. Contrib. Mineral. Petrol. 35, 293-301. (in German); Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
  • Rhineland-Palatinate
    • Eifel
      • Hillesheim
        • Zilsdorf
Hentschel, G., Die Mineralien des Arensberges bei Zilsdorf, Eifel, Der Aufschluß 29, 219-227, 1978
      • Mayen
        • Ettringen
          • Bellerberg volcano
[Blass, G., Graf, H.W., Neue Mineralfunde - mineralogische Raritäten - aus der Vulkaneifel, Mineralien-Welt 7/5, 28, 1996] [A. Wittern: Mineralfundorte in Deutschland, Schweizerbart (Stuttgart), 2001]
Greenland
 
  • Qaasuitsup
    • Qeqertarsuaq Island (Disko Island)
Bøggild, O.B. (1953): The Mineralogy of Greenland. Meddelelser om Grønland, Bd. 149. Nr. 3. 445 pages. (p.316)
Nelly Jensen collection
Bøggild, O.B. (1953): The Mineralogy of Greenland. Meddelelser om Grønland, Bd. 149. Nr. 3. 445 pages. (p. 352)
Bøggild, O.B. (1953): The Mineralogy of Greenland. Meddelelser om Grønland, Bd. 149. Nr. 3. 445 pages, p. 352
Merlino, S. (1988). Gyrolite: its crystal structure and crystal chemistry. Mineralogical Magazine, 52, 377-387.
Iceland
 
  • Capital Region
Selbekk, R. S. & Mattsson, H. (2004): Zeolitt mineraliseringer i Hvalfjördur, Island. STEIN 31 (1), 28-33
  • Eastern Region
    • Neskaupstaður
Personally collected by Günter Frenz
    • Reydarfjörđur
Mineralogical Magazine 1962 33:173-186.
    • Suður-Múlasýsla
      • Berufjörður
Personally collected by Günter Frenz
      • Breiðdalsheidi
        • Heiðarvatn
Zeolite collection of Volker Betz
Volker Betz (1981) Famous Mineral Localities: Zeolites From Iceland and the Faeroe Islands. Mineralogical Record 12:5-26
  • Northeastern Region
    • Siglufjörður
Personally collected by Günter Frenz
  • Western Region
    • Hvalfjörður
      • Helguvik
Personally collected by Günter Frenz
India
 
  • Maharashtra
Sam Makki
Sam Makki
    • Mumbai District (Bombay District)
      • Mumbai (Bombay)
Moore, T. (2002) What's New in Minerals?. Tucson Show 2002. Mineralogical Record. 33: 274
        • Ward 38
          • Malad
Personal experience-Rock Currier
[www.johnbetts-fineminerals.com]
    • Nashik District (Nasik District)
P Haas collection
      • Sinnar
Ottens (2003)
Meyer, I. (1982): Gyrolith. Die verschiedenen Färbungen und ihre Ursachen. LAPIS 7 (3), 14-16
      • Lonavale (Lonavala)
[www.johnbetts-fineminerals.com]
      • Pashan
Stefan Koch specimen
Israel
 
  • Negev
Gross, S. (1977): The Mineralogy of the Hatrurim Formation, Israel. Geological Survey of Israel, Bulletin no. 70, 80 pp.
Italy
 
  • Trentino-Alto Adige (Trentino-Südtirol)
    • Trento Province
      • Lagarina Valley
        • Mori
          • Pannone
G. Gottardi, E. Passaglia (1967): Tobermorite "non espandibile" e Gyrolite del Monte Biaena (Trento). Periodico di Mineralogia, XXXVI, pagg. 1079-1083.
  • Tuscany
    • Livorno Province
      • Elba Island
        • Rio Marina
Garavelli C.L. & Vurro F. (1984) Gyrolite from Ortano (Island of Elba), Rendiconti Della Societa Italiana Di Mineralogia E Petrologia, Vol. 39, pp 695--704
  • Veneto
    • Padova Province
      • Euganei Hills
        • Faedo
Passaglia E. and Taglavini A. (1995): Erionite from Faedo, Colli Euganei, Italy. N.Jb.Miner.Mh.,4, pagg.185-191.
      • Galzignano Terme
        • Euganei Hills
Cámara, F., Nestola, F., Bindi, L., Guastoni, A., Zorzi, F., Peruzzo, L., & Pedron, D. (2012). Tazzoliite: a new mineral with a pyrochlore-related structure from the Euganei Hills, Padova, Italy. Mineralogical Magazine, 76(4), 827-838.
    • Verona province
      • Vestenanuova
M.Mattioli, M.Cenni, G.Raffaelli (2008): I Minerali del Veronese - Le mineralizzazioni secondarie delle rocce vulcaniche dei Monti Lessini. Memorie del Museo Civico di Storia Naturale di Verona, II° serie - sezione Scienze della Terra 7 - 2008, 196
    • Vicenza Province
      • Cornedo Vicentino
        • Spagnago
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; - 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
      • Gambellara
        • S. Marco hill
"Minerali del Vicentino - La natrolite" M. Boscardin, S. Pegoraro. Rivista Mineralogica Italiana n. 1 / 2000 pp. 4-11
Boscardin, M., Mietto, P., Orlandi, P., Pegoraro, S., Secco, L. (2000): I minerali del Tunnel Schio-Valdagno (Vicenza). Studi e Ricerche, Associazione Amici del Museo, Museo Civico "G. Zannato", Montecchio Maggiore, 21-32; 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), 183 pp.; Zordan, A. (2014): Provincia di Vicenza. In: Zorzi, F., Boscardin, M., (eds.), Minerali del Veneto. Alla scoperta dei tesori della nostra regione. Museo di Storia Naturale e Archeologia di Montebelluna - Treviso, Cierre Edizioni, Sommacampagna, 173-246.
Japan
 
  • Honshu Island
    • Kanto Region
      • Chiba Prefecture
        • Awa-gun
          • Tawara-mura
        • Kamogawa city
Dr. Kameki Kinoshita collection (curated at Geological Survey of Japan)
    • Tohoku Region
      • Yamagata Prefecture
        • Tsuruoka City
          • Atsumi-cho
Mizota (1969) Ganseki-Koubutsu-Koshogaku Zasshi, 62, 329-338.
  • Kyushu Region
    • Kagoshima Prefecture
      • Kushikino City
Dr. Kameki Kinoshita collection (curated at Geological Survey of Japan)
Norway
 
  • Nordland
    • Fauske
      • Sulitjelma
        • Sulitjelma Cu Mines
Nordrum, F.S. (2004): Mineralene i Sulitjelma kobbergruver, Fauske. STEIN 31 (3): 3-25
Portugal
 
  • Azores District
S.M. Topa photo
Romania
 
  • Hunedoara Co.
    • Brad
www.minerals-of-the carpathians.eu (2009)
Szakall, S. (editor)(2002): Minerals of the Carpathians. Granit, Prague 2002, 450p. (p.52)
Russia
 
  • Eastern-Siberian Region
    • Taymyrskiy Autonomous Okrug
      • Taimyr Peninsula
        • Putoran Plateau
Spiridonov, E.M., Gritsenko, Y.D., and Ponomarenko, A.I. (2008): Geology of Ore Deposits 50(8), 755-762.
  • Urals Region
    • Middle Urals
      • Sverdlovskaya Oblast'
        • Sysert' District
          • Polevskoi (Polevskoi Zavod)
American Mineralogist, Volume 94, pages 323–333, 2009
    • Southern Urals
      • Chelyabinsk Oblast'
Cesnokov, B., Kotrly, M. and Nisanbajev, T. (1998): Brennende Abraumhalden und Aufschlüsse im Tscheljabinsker Kohlenbecken - eine reiche Mineralienküche. Mineralien-Welt, 9 (3), 54-63 (in German).
No reference listed
Slovakia
 
  • Prešov Region
    • Vranov nad Topľou Co.
Ďuďa,R., et al., 1981: Mineralógia severnej časti Slanských vrchov. Min.Slovaca, Monografia 2, 98s
UK
 
  • Northern Ireland
    • Co. Antrim
      • Ballyclare
Mineralogical Magazine 1962 33 : 187-201.
Trevor Boyd collection
      • Ballymena
S. Moreton, unpublished observation.
P Haas collection
      • Belfast
Trevor Boyd collection
      • Broughshane
Trevor Boyd Collection
Walker, G. P. L. (1960). The amygdale minerals in the Tertiary lavas of Ireland. IV. The crystal habit of calcite. Min. Mag, 32, 609-618.
      • Glenoe
Henmi, C., Kusachi, I., Henmi, K., Sabine, P.A., and Young, B.R. (1973) A new mineral bicchulite, the natural analogue of gehlenite hydrate, from Fuka, Okayama Prefecture, Japan and Carneal, County Antrim, Northern Ireland, Mineralogical Journal, 7, 243-251.
      • Roughfort
Walker, G. P. L. (1960). The amygdale minerals in the Tertiary lavas of Ireland. IV. The crystal habit of calcite. Min. Mag, 32, 609-618.
      • Squire's Hill
Mineralogical Magazine 1962 33 : 173-186.
  • Scotland
    • North West Highlands
      • Isle of Skye
        • Duirinish
          • Dunvegan
[UKJMM 16:21-27]
        • Dunvegan
http://www.picus.co.uk/managed/bms/bmscollection1501-2000.htm
        • Minginish
          • Carbost
            • Talisker
[Specimen in the Natural History Museum, London]
        • Trotternish
BMS Database
[Specimen in the Natural History Museum, London]
Sweet, J. M., Bothwell, D. I., & Williams, D. L. (1961). Tacharanite and Other Hydrated Calcium Silicates from Portree, Isle of Skye. Mineral. Mag, 32, 745-53.
[Clark, 1993 - "Hey's Mineral Index"]
    • Strathclyde
      • Isle of Mull
Cann, J.R. (1965) The metamorphism of amygdales at 'S Airde Beinn, Northern Mull. Mineralogical Magazine, vol. 34, n° 268, 92-106.; http://jncc.defra.gov.uk/pdf/gcrdb/GCRsiteaccount21.pdf
[Specimen in the Natural History Museum, London]; Dana 6:569
        • Treshnish
Stephen Moreton
Ukraine
 
  • Crimea Oblast'
    • Crimea peninsula
      • Bakhchisaray area
        • Trudolyubovka Village
Karpenko V., Ignatenko K. Babingtonite form the Pervomaiskii quarry in the Crimea // Novye dannye o mineralakh (New Data on Minerals), 1991, #37, 58 - 63 (in Russ.) Getling R.V. Datolith of the Bodrak area in the Crimea and some features of his genesis // ZVMO, 1960, vol. 89, #1, 102 - 106 (in Russ.)
USA
 
  • Arizona
    • Cochise Co.
      • Tombstone Hills
        • Tombstone District
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 242.
    • Maricopa Co.
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 242; Shannon, D.M. (1983b), Zeolites and associated minerals from Horseshoe Dam, AZ, Min.Rec.: 14: 115-117.
  • California
    • Los Angeles Co.
      • Santa Monica Mts
DeVito, F 1988 Self-guided field trip, Santa Monica Mountains, Los Angeles County. Bull. Min. Soc. So. Calif., Volume 58, Number 5, pafes6-7. ; DeVito, F. (1988) Self-guided field trip, Santa Monica Mountains, Los Angeles County. Bull. Min. Soc. So. Calif., Vo;ume 58, Number 5, pages 6-7.
    • Riverside Co.
      • Crestmore
Foshag, William Frederick (1924c), Centrallasite from Crestmore, California: American Mineralogist: 9: 88-90; Strunz, H. and Micheelsen, H. (1958) Calcum-phyllosilicate. Naturwissenschaften: 21: 515-516; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 477.
    • San Francisco Co.
      • San Francisco
Schaller, Waldemar Theodore (1905b), Mineralogical notes: USGS Bulletin 262: 124, 126; Schaller, Waldemar Theodore (1911a), Mineralogical notes, series 1: USGS Bulletin 490: 103; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 445, 447; www.missourigeologists.org/Min-Loc1-2005.pdf.
    • Santa Clara Co.
      • Santa Cruz Mts
        • New Almaden District
          • New Almaden
            • Almaden Quicksilver County Park
Clarke, F.W. (1889), A new occurrence of gyrolite: USGS Bulletin 64: 22-23; […American Journal of Science, 3rd. series: 38: 128-129]: 22 (128-129); Bailey, Edgar H. & Donald L. Everhart (1964), Geology and quicksilver deposits of the New Almaden district, Santa Clara County, California: USGS PP 360: 102; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 478.
  • Idaho
    • Adams Co.
R&M 70:4 pp 242-263
    • Idaho Co.
Tschernich, R. (1992): Zeolites of the World, 115
  • New Jersey
    • Hudson Co.
      • Secaucus
Minerals of Laurel Hill, Secaucus, NJ, Facciolla, N.W. (published privately).
  • North Carolina
    • Durham Co.
      • Durham
Handbook of Mineralogy - Anthony, Bideaux, Bladh, Nichols; Kenny Gay message 15.09.2005; Mineralogical Magazine 1977 41 : 394-395
  • Oregon
    • Deschutes Co.
      • East Lake
Mineralogy of 10 Geothermal boreholes drilled in and around the Newberry Caldera U.S. Geological Survey Professional Paper, Issue 1578 By Keith E. Bargar, Terry E. C. Keith 1999
    • Grant Co.
      • Kimberley
Tschernich, R. (1992): Zeolites of the World, 118
Tschernich, R. (1992): Zeolites of the World, 69
Rudy Tschernich Zeolite Collection
      • North Fork John Day River
Micro Probe Volume VI Number 8
      • Ritter
Rudy Tschernich Zeolite Collection
Rudy Tschernich Zeolite Collection
Micro Probe Volume VII Number 8 Fall 1993
Micro Probe Volume VII Number 8 Fall 1993
Robert Simonoff
    • Linn Co.
      • Sweet Home
Micro Probe Volume VII Number 10 Fall 1994
    • Tillamook Co.
Micro Probe Volume VIII Number 2 Fall 1995
Rudy Tschernich Zeolite Collection
    • Wheeler Co.
      • Spray
Micro Probe Vol. 6 No. 4; Tschernich, R. (1992): Zeolites of the World, 118
Micro Probe VolumeVII Number 3 Spring 1996
Micro Probe Volume IX Number 2 Fall 2000
      • Twickenham
Rudy Tschernich Zeolite Collection
  • Utah
    • Salt Lake Co.
      • Oquirrh Mts
        • Bingham District (West Mountain District)
James R. Wilson (1995) A Collector's Guide to Rock, Mineral, & Fossil Localities of Utah UGS Miscellaneous Publication 95-4
  • Virginia
    • Fairfax Co.
ID by Tony Kampf
    • Loudoun Co.
      • Chantilly
Minerals of Virginia, 1990 by R. V. Dietrich
      • Conklin
Rocks & Min.:60:167.
    • Prince William Co.
      • Manassas
Minerals of Virginia, 1990 by R. V. Dietrich
  • Washington
    • Cowlitz Co.
      • Toutle
        • Elk Mountain
Rudy Tschernich Zeolite Collection
Rudy Tschernich Zeolite Collection
  • Wyoming
    • Park Co.
Bargar, K.E.; Beeson, M.H. & Keith, T.E.C. (1981): Zeolites in Yellowstone National Park. Mineralogical Record 12, 29-38
Bargar, K.E.; Beeson, M.H. & Keith, T.E.C. (1981): Zeolites in Yellowstone National Park. Mineralogical Record 12, 29-38
Mineral and/or Locality  
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