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Barthélemy Faujas de Saint-Fond
(Na2,Ca,Mg)3.5[Al7Si17O48] · 32H2O
Crystal System:
Named after Barthelemy Faujas de Saint Fond (1741-1819), French geologist and writer on the origin of volcanoes. The Na-dominant member of the faujasite series.
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Classification of Faujasite-NaHide

Approved, 'Grandfathered' (first described prior to 1959)

9 : SILICATES (Germanates)
G : Tektosilicates with zeolitic H2O; zeolite family
D : Chains of 6-membered rings – tabular zeolites

Physical Properties of Faujasite-NaHide


Optical Data of Faujasite-NaHide


Chemical Properties of Faujasite-NaHide

(Na2,Ca,Mg)3.5[Al7Si17O48] · 32H2O
IMA Formula:
(Na,Ca,Mg)2(Si,Al)12O24 · 15H2O

Crystallography of Faujasite-NaHide

Crystal System:

Type Occurrence of Faujasite-NaHide

Other Language Names for Faujasite-NaHide

Common AssociatesHide

Associated Minerals Based on Photo Data:
Phillipsite-Na5 photos of Faujasite-Na associated with Phillipsite-Na on
Calcite3 photos of Faujasite-Na associated with Calcite on
Offretite1 photo of Faujasite-Na associated with Offretite on
Opal1 photo of Faujasite-Na associated with Opal on
Phillipsite-K1 photo of Faujasite-Na associated with Phillipsite-K on

Related Minerals - Nickel-Strunz GroupingHide

9.GD.05Gmelinite-CaCa2(Si8Al4O24] · 11H2OHex.
9.GD.05Gmelinite-KK4(Si8Al4O24) · 11H2OHex.
9.GD.05Gmelinite-NaNa4(Si8Al4O24] · 11H2OHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
9.GD.10WillhendersoniteKCa[Al3Si3O12] · 5H2OTric.
9.GD.10Chabazite-Ca(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2OTric. 1 : P1
9.GD.10Chabazite-K(K2,Ca,Na2,Sr,Mg)2[Al2Si4O12]2 · 12H2O
9.GD.10Chabazite-Na(Na2,K2,Ca,Sr,Mg)2[Al2Si4O12]2 · 12H2O
9.GD.10Chabazite-SrSr2[Al2Si4O12]2 · 12H2O
9.GD.10Chabazite-Mg(Mg0.7K0.5Ca0.5Na0.1)[Al3Si9O24]·10H2O Trig. 3m (3 2/m) : R3m
9.GD.15Lévyne-Ca(Ca,Na2,K2)[Al2Si4O12] · 6H2OTrig. 3m (3 2/m) : R3m
9.GD.15Lévyne-Na(Na2,Ca,K2)[Al2Si4O12] · 6H2OTrig.
9.GD.20Bellbergite(K,Ba,Sr)2Sr2Ca2(Ca,Na)4[Al3Si3O12]6 · 30H2OHex.
9.GD.20Erionite-Ca(Ca,K2,Na2)2[Al4Si14O36] · 15H2OHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
9.GD.20Erionite-K(K2,Ca,Na2)2[Al4Si14O36] · 15H2OHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
9.GD.20Erionite-Na(Na2,K2,Ca)2[Al4Si14O36] · 15H2OHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
9.GD.25OffretiteKCaMg(Si13Al5)O36 · 15H2OHex. 6 m2 : P6m2
9.GD.25Wenkite(Ba,K)4(Ca,Na)6[(SO4)3|(Si,Al)20O39(OH)2] · 0.5H2OHex.
9.GD.30Faujasite-Ca(Ca,Na2,Mg)3.5[Al7Si17O48] · 32H2OIso.
9.GD.30Faujasite-Mg(Mg,Na2,Ca)3.5[Al7Si17O48] · 32H2OIso.
9.GD.35MaricopaitePb7Ca2(Si,Al)48O100 · 32H2OOrth.
9.GD.35Mordenite(Na2,Ca,K2)Al2Si10O24 · 7H2OOrth.
9.GD.40Dachiardite-Ca(Ca,Na2,K2)5Al10Si38O96 · 25H2OMon.
9.GD.40Dachiardite-Na(Na2,Ca,K2)5Al10Si38O96 · 25H2OMon.
9.GD.45EpistilbiteCaAl2Si6O16 · 5H2OMon.
9.GD.50Ferrierite-K(K2,Na2,Mg,Ca)3-5Mg[Al5-7Si27.5-31O72] · 18H2OOrth.
9.GD.50Ferrierite-Mg(Mg,Na2,K2,Ca)3-5Mg[Al5-7Si27.5-31O72] · 18H2OOrth.
9.GD.50Ferrierite-Na(Na2,K2,Mg,Ca)3-5Mg[Al5-7Si27.5-31O72] · 18H2OMon. 2/m
9.GD.55BikitaiteLiAlSi2O6 · H2OTric. 1 : P1

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 Faujasite-NaHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Neues Jahrbuch für Mineralogie, Monatshefte (1958): 193-200.

Internet Links for Faujasite-NaHide

Localities for Faujasite-NaHide

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.
  • Québec
    • Montérégie
      • La Vallée-du-Richelieu RCM
        • Mont Saint-Hilaire
BAUM, M. (1999) Faujasite-Na; another species for the Mont Saint-Hilaire list. MICRONEWS, 33, No.3, 6-7
    • Outaouais
      • Papineau RCM
        • Mulgrave-et-Derry
Tschernich, R. (1992): Zeolites of the World, p.170. 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 #75].
  • Occitanie
    • Aveyron
      • Sainte-Geneviève-sur-Argence
        • Le Bousquet d'Orlaguet
Boisson, J.-M. & Leconte, J. (2014): Analyses 2012-2013 MNHN-MICROMONTEURS. La revue de Micromonteurs, 21.
Germany (TL)
  • Baden-Württemberg
    • Kaiserstuhl
      • Sasbach
European Journal of Mineralogy 10 (1998), 1037
  • Sicily
    • Catania Province
      • Etna Volcanic Complex
        • Aci Castello
W. S. Wise (1982) New occurrence of faujasite in southern California. American Mineralogist 67:794-798
  • Mafraq
    • Safawi
Eur. J. Mineral. , 1995, 7, pp. 1129-1135.
Eur. J. Mineral. , 1995, 7, pp. 1129-1135.
Eur. J. Mineral. , 1995, 7, pp. 1129-1135.
  • Canary Islands
    • Santa Cruz de Tenerife Province
      • Tenerife
        • Santa Cruz de Tenerife
          • Anaga Mts.
Collection Agustin Agudo Espinosa [analyzed by Dr. Joan Viñals of Barcelona].
  • Hawaii
    • Kauai Co.
      • Kauai Island
        • Hanamaulu
Rocks & Minerals, vol. 24, p. 366 (1949)
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