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Barrerite

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About BarreriteHide

Formula:
(Na,K,Ca0.5)2[Al2Si7O18] · 7H2O
Colour:
White, Pink
Lustre:
Vitreous
Hardness:
3 - 4
Specific Gravity:
2.3
Crystal System:
Orthorhombic
Name:
Named for Richard Maling Barrer (1910-1996), New Zealand-born British teacher and student of the chemistry of zeolites

Classification of BarreriteHide

Approved
9.GE.15

9 : SILICATES (Germanates)
G : Tektosilicates with zeolitic H2O; zeolite family
E : Chains of T10O20 Tetrahedra
Dana 7th ed.:
77.1.4.5
77.1.4.5

77 : TECTOSILICATES Zeolites
1 : Zeolite group - True zeolites
16.10.14

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

Physical Properties of BarreriteHide

Vitreous
Transparency:
Transparent, Translucent
Colour:
White, Pink
Streak:
White
Hardness:
3 - 4 on Mohs scale
Cleavage:
Perfect
Density:
2.3 g/cm3 (Measured)    2.08 g/cm3 (Calculated)

Optical Data of BarreriteHide

Type:
Biaxial (-)
RI values:
nα = 1.479 nβ = 1.485 nγ = 1.489
2V:
Measured: 78° , Calculated: 78°
Max Birefringence:
δ = 0.010
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
none

Chemical Properties of BarreriteHide

Formula:
(Na,K,Ca0.5)2[Al2Si7O18] · 7H2O
IMA Formula:
Na2(Si7Al2)O18 · 6H2O
Common Impurities:
Fe,Mn,Mg,Sr,Ba

Crystallography of BarreriteHide

Crystal System:
Orthorhombic
Class (H-M):
mmm (2/m 2/m 2/m) - Dipyramidal
Cell Parameters:
a = 13.64 Å, b = 18.2 Å, c = 17.84 Å
Ratio:
a:b:c = 0.749 : 1 : 0.98
Unit Cell V:
4,428.74 ų (Calculated from Unit Cell)
Z:
8

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 BarreriteHide

Other Language Names for BarreriteHide

German:Barrerit
Simplified Chinese:板沸石
Spanish:Barrerita

Relationship of Barrerite to other SpeciesHide

Other Members of this group:
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

Common AssociatesHide

Associated Minerals Based on Photo Data:
Quartz9 photos of Barrerite associated with Quartz on mindat.org.
Calcite9 photos of Barrerite associated with Calcite on mindat.org.
Pyrite7 photos of Barrerite associated with Pyrite on mindat.org.
Stilbite-Na1 photo of Barrerite associated with Stilbite-Na on mindat.org.
Heulandite subgroup1 photo of Barrerite associated with Heulandite subgroup on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

9.GE.05Clinoptilolite-CaCa3(Si30Al6)O72·20H2OMon.
9.GE.05Clinoptilolite-KK6(Si30Al6)O72·20H2OMon. 2/m
9.GE.05Clinoptilolite-NaNa6(Si30Al6)O72·20H2OMon. 2/m : B2/m
9.GE.05Heulandite-Ca(Ca,Na)5(Si27Al9)O72 · 26H2OMon. 2/m : B2/m
9.GE.05Heulandite-K(K,Ca,Na)5(Si27Al9)O72 · 26H2OMon. 2/m : B2/m
9.GE.05Heulandite-Na(Na,Ca,K)6(Si,Al)36O72 · 22H2OMon. 2/m : B2/m
9.GE.05Heulandite-Sr(Sr,Na,Ca)5(Si27Al9)O72 · 24H2OMon. 2/m : B2/m
9.GE.05Heulandite-Ba(Ba,Ca,K)5(Si27Al9)O72 · 22H2OMon. 2/m : B2/m
9.GE.10Stilbite-CaNaCa4[Al9Si27O72] · nH2OMon. 2/m : B2/m
9.GE.10Stilbite-Na(Na,Ca,K)6-7[Al8Si28O72] · nH2OMon. 2/m : B2/m
9.GE.15StelleriteCa4(Si28Al8)O72 · 28H2OOrth. mmm (2/m 2/m 2/m) : Fmmm
9.GE.20Brewsterite-Ba(Ba,Sr)[Al2Si6O16] · 5H2OMon. 2/m : P21/m
9.GE.20Brewsterite-Sr(Sr,Ba,Ca)[Al2Si6O16] · 5H2O

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

77.1.4.1Heulandite-Ca(Ca,Na)5(Si27Al9)O72 · 26H2OMon. 2/m : B2/m
77.1.4.3Stilbite-CaNaCa4[Al9Si27O72] · nH2OMon. 2/m : B2/m
77.1.4.4StelleriteCa4(Si28Al8)O72 · 28H2OOrth. mmm (2/m 2/m 2/m) : Fmmm

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
16.10.7Garronit-Ca
16.10.8Garronite-CaNa2Ca5Al12Si20O64 · 27H2OTet. 4 2m : I4m2
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.
16.10.15Mordenite(Na2,Ca,K2)4(Al8Si40)O96 · 28H2OOrth.
16.10.16Reyerite(Na,K)2Ca14(Si,Al)24O58(OH)8 · 6H2OTrig.
16.10.17Lévyne
16.10.18Clinoptilolite
16.10.19Heulandite subgroup
16.10.20GobbinsiteNa5(Si11Al5)O32 · 11H2OOrth.
16.10.21Stilbite subgroup
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 BarreriteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Bulletin de Minéralogie 98: 331-340.
Galli, E., and A. Alberti (1976), The crystal structure of barrerite: Bulletin de la Société française de Minéralogie et de Cristallographie: 99: 331-340.
Alberti, A., F. Cariati, L. Erre, P. Piu, and G. Vazzalini (1983) Spectroscopic examination on the presence of OH in natural barrerite and in its collapsed phases: Physics and Chemistry of Minerals: 9: 189-191.
Cametti, G., Armbruster, T. and Nagashima. M. (2016) Thermal stability of barrerite and Na-exchanged barrerite: An in-situ single crystal X-ray diffraction study under dry conditions. Microporous and Mesoporous Materials, 236, 71-78.

Internet Links for BarreriteHide

Localities for BarreriteHide

ⓘ - 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.
Argentina
 
  • Chubut
    • Futaleufú Department
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 p 242
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 p. 242
Canada
 
  • Northwest Territories
    • Tungsten
www.trinityminerals.com; Mesh Environmental (2008) Geochemical Characterization of the Cantung Mine Tailings, NWT. Project No. M018-001
  • Nova Scotia
    • Colchester 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
    • 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
Pe-Piper, G. and Miller, L. (2002) "Zeolite minerals from the North Shore of the Minas Basin, Nova Scotia", Atlantic Geology, 38, pp. 11-28.
      • Parrsboro
Georgia Pe-Piper and Lisa Miller (2002) Zeolite minerals from the North Shore of the Minas Basin, Nova Scotia. Atlantic Geology 38, 11–28
Georgia Pe-Piper and Lisa Miller (2002) Zeolite minerals from the North Shore of the Minas Basin, Nova Scotia. Atlantic Geology 38, 11–28
    • Kings Co.
      • Bay of Fundy
Canadian Mineralogist 38, 1215.
        • Ross Creek
Can Min 38:1215-1232
Italy
 
  • Sardinia
    • Cagliari metropolitan city (Metropolitan City of Cagliari)
      • Pula
Passaglia, E., Pongiluppi, D. (1974) Sodian stellerite from Capo Pula, Sardegna. Lithos, 7, 69-73; Pongiluppi, D. Passaglia, E., Galli, E. (1974) Su alcune zeoliti della Sardegna. Rendiconti della Società Italiana di Mineralogia e Petrologia, 30, 1, 77-100; De Michele, V. (1974) Guida mineralogica d'Italia. Istituto Geografico De Agostini, Novara, 2 vol., 408 pp.; Boscardin, M. (1975) Informazioni di mineralogia italiana: 57)Zeoliti della Sardegna. Notizie del Gruppo Mineralogico Lombardo, 6, 3 (settembre 1975), 52-55; Passaglia, E., Pongiluppi, D. (1975) Barrerite, a new natural zeolite. Mineralogical Magazine, 40, 208; Conti-Vecchi, G., Stara, P. (1991): Minerali della Sardegna. Dal fascino dei campioni da collezione alla storia dei ritrovamenti. Edizioni della Torre, 276 pp.; Preite, D. (2003) Mineraliensammel im Urlaub: Zeolithfundstellen auf Sardinien. Lapis, 28, 2, 21-30.
Passaglia, E., Pongiluppi, D. (1974) Sodian stellerite from Capo Pula, Sardegna. Lithos, 7, 69-73; Pongiluppi, D. Passaglia, E., Galli, E. (1974) Su alcune zeoliti della Sardegna. Rendiconti della Società Italiana di Mineralogia e Petrologia, 30, 1, 77-100; De Michele, V. (1974) Guida mineralogica d'Italia. Istituto Geografico De Agostini, Novara, 2 vol., 408 pp.; Boscardin, M. (1975) Informazioni di mineralogia italiana: 57)Zeoliti della Sardegna. Notizie del Gruppo Mineralogico Lombardo, 6, 3 (settembre 1975), 52-55; Passaglia, E., Pongiluppi, D. (1975) Barrerite, a new natural zeolite. Mineralogical Magazine, 40, 208; Galli, E., Alberti, A. (1975) The crystal structure of barrerite. Bulletin de la Société française de minéralogie et de cristallographie, 98, 331-40; Conti-Vecchi, G., Stara, P. (1991): Minerali della Sardegna. Dal fascino dei campioni da collezione alla storia dei ritrovamenti. Edizioni della Torre, 276 pp.; Preite, D. (2003) Mineraliensammel im Urlaub: Zeolithfundstellen auf Sardinien. Lapis, 28, 2, 21-30.
Japan
 
  • Kyushu Region
    • Nagasaki Prefecture
      • Hirado City
Nishido et al. (2005) Koubutsu-Gakkai Kouen-Youshi, 143.
Norway
 
  • Nordland
    • Vefsn
- Robinson, G. W. & King, V. T. (1993): What’s New in Minerals ? Annual world summary of mineral discoveries covering april 1992 trough april 1993. Mineralogical Record 24: 393
Romania
 
  • Cluj Co.
Stremtan, C. (2006) Hydrothermal Association Of Zeolites From Copăceni, Cluj County, Romania. Acta Mineralogica-Petrographica, Abstract Series 5, Szeged, p 109.
Russia
 
  • Kamchatka Krai
Okrugin, V. M., Andreeva, E. D., Kim, A. U., Moskaleva, S. V., Okrugina, A. M., Filosofova, T. M., ... & Kudaeva, S. S. (2015). Zeolites of the Modern and Paleo-Hydrothermal Systems on Kamchatka. Zeolites, 19, 25.
    • Central Kamchatka mining district
Okrugin, V. M., Andreeva, E. D., Kim, A. U., Moskaleva, S. V., Okrugina, A. M., Filosofova, T. M., ... & Kudaeva, S. S. (2015). Zeolites of the Modern and Paleo-Hydrothermal Systems on Kamchatka. Zeolites, 19, 25.
Okrugin, V. M., Andreeva, E. D., Kim, A. U., Moskaleva, S. V., Okrugina, A. M., Filosofova, T. M., ... & Kudaeva, S. S. (2015). Zeolites of the Modern and Paleo-Hydrothermal Systems on Kamchatka. Zeolites, 19, 25.
Okrugin, V. M., Andreeva, E. D., Kim, A. U., Moskaleva, S. V., Okrugina, A. M., Filosofova, T. M., ... & Kudaeva, S. S. (2015). Zeolites of the Modern and Paleo-Hydrothermal Systems on Kamchatka. Zeolites, 19, 25.
Okrugin, V. M., Andreeva, E. D., Kim, A. U., Moskaleva, S. V., Okrugina, A. M., Filosofova, T. M., ... & Kudaeva, S. S. (2015). Zeolites of the Modern and Paleo-Hydrothermal Systems on Kamchatka. Zeolites, 19, 25.
USA
 
  • Alaska
    • Sitka Borough
      • Kuiu Island
The Canadian Mineralogist; June 1997; v. 35; no. 3; p. 691-698
[www.johnbetts-fineminerals.com]; The Canadian Mineralogist; June 1997; v. 35; no. 3; p. 691-698
    • Wrangell-Petersburg Borough
The Canadian Mineralogist; June 1997; v. 35; no. 3; p. 691-698
  • Nevada
    • Pershing Co.
      • Seven Troughs District
NBMG Spec. Pub. 31 Minerals of Nevada
  • Virginia
    • Culpeper Co.
      • Mitchell
Minerals of Virginia, 1990 by R. V. Dietrich
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