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Offretite

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Formula:
KCaMg(Si13Al5)O36 · 15H2O
Hardness:
4 - 4½
Crystal System:
Hexagonal
Member of:
Zeolite Group.

A zeolite difficult to distinguish from Erionite.

NOTE: The zeolite mineral species epitaxially overgrown on lévyne in all cases is identified as erionite (Passaglia et al., 1998).


Hide all sections | Show all sections

Classification of OffretiteHide

Approved, 'Grandfathered' (first described prior to 1959)
9.GD.25

9 : SILICATES (Germanates)
G : Tektosilicates with zeolitic H2O; zeolite family
D : Chains of 6-membered rings – tabular zeolites
77.1.2.4

77 : TECTOSILICATES Zeolites
1 : Zeolite group - True zeolites
16.10.23

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

Physical Properties of OffretiteHide

Hardness:
4 - 4½ on Mohs scale

Optical Data of OffretiteHide

Type:
Uniaxial (-)
RI values:
nω = 1.489 - 1.495 nε = 1.486 - 1.492
Max Birefringence:
δ = 0.003
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate

Chemical Properties of OffretiteHide

Formula:
KCaMg(Si13Al5)O36 · 15H2O
Common Impurities:
Mg

Crystallography of OffretiteHide

Crystal System:
Hexagonal
Class (H-M):
6 m2 - Ditrigonal Dipyramidal
Space Group:
P6m2
Cell Parameters:
a = 13.29 Å, c = 7.58 Å
Ratio:
a:c = 1 : 0.57
Unit Cell V:
1,159.44 ų (Calculated from Unit Cell)

Epitaxial Relationships of OffretiteHide

Epitaxial Minerals:

Type Occurrence of OffretiteHide

Synonyms of OffretiteHide

Other Language Names for OffretiteHide

German:Offretit
Spanish:Offretita

Relationship of Offretite 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
Garronite-CaNa2Ca5Al12Si20O64 · 27H2OTet. 4 2m : I4m2
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.
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:
Chabazite22 photos of Offretite associated with Chabazite on mindat.org.
Lévyne22 photos of Offretite associated with Lévyne on mindat.org.
Phillipsite16 photos of Offretite associated with Phillipsite on mindat.org.
Opal-AN11 photos of Offretite associated with Opal-AN on mindat.org.
Faujasite Subgroup9 photos of Offretite associated with Faujasite Subgroup on mindat.org.
Erionite8 photos of Offretite associated with Erionite on mindat.org.
Montmorillonite8 photos of Offretite associated with Montmorillonite on mindat.org.
Chabazite-Ca7 photos of Offretite associated with Chabazite-Ca on mindat.org.
Calcite4 photos of Offretite associated with Calcite on mindat.org.
Erionite-K3 photos of Offretite associated with Erionite-K on mindat.org.

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.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.30Faujasite-Na(Na2,Ca,Mg)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

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

77.1.2.1Chabazite-Ca(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2OTric. 1 : P1
77.1.2.2Herschelite(Na2,K2,Ca,Sr,Mg)2[Al2Si4O12]2 · 12H2OTrig.
77.1.2.3WillhendersoniteKCa[Al3Si3O12] · 5H2OTric.
77.1.2.7Faujasite
77.1.2.8Lévyne

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
16.10.8Garronite-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.
16.10.14Barrerite(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.
16.10.24PerlialiteK9Na(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 OffretiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Sheppard, R.A. and Gude, A.J. (1969) Chemical composition and physical properties of the related zeolites offretite and erionite. American Mineralogist: 54: 875-886.
Gualtieri, A., G. Artioli, E. Passaglia, S. Bigi, A. Viani, and J.C. Hanson (1998): Crystal structure-crystal chemistry relationships in the zeolites erionite and offretite. American Mineralogist: 83: 590-606.
Passaglia, E., G. Artioli, and A. Gualtieri (1998): Crystal chemistry of the zeolites erionite and offretite. American Mineralogist: 83: 577-589.

Internet Links for OffretiteHide

Localities for OffretiteHide

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.
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
Australia
 
  • New South Wales
    • Brisbane Co.
      • Merriwa
The Mineralogical Record (1988) Vol.19, No.6 pp 401-403.
    • Buckland Co.
England, B.M. (1996) Zeolites and associated minerals from Borambil, New South Wales, Australia. Australian Journal of Mineralogy, Vol.2, p11-20.
England, B.M. (2002) Zeolites and associated minerals from the Krui Valley, Merriwa, New South Wales. Australian Journal of Mineralogy, Vol. 8, 61-71.
  • Queensland
    • Lockyer Valley Region
      • Gatton Valley
Brian Camey
  • Tasmania
    • Central Coast municipality
http://www.crocoite.com/locationbulletins/part1/zeolites.pdf
    • Devonport City municipality
      • Devonport district
http://www.crocoite.com/locationbulletins/part1/zeolites.pdf
    • Kentish municipality
      • Moina - Middlesex District
Bottrill & Baker (in prep) Catalogue of minerals of Tasmania
  • Victoria
    • Bass Coast Shire
      • Phillip Island
Zeolites of Victoria, 1989, W. D. Birch (Ed)
Birch, W.D. (1988): Zeolites from Phillip Island and Flinders. Mineralogical Record, 19 (6), 451-460.
Birch, W.D. (1988): Zeolites from Phillip Island and Flinders. Mineralogical Record, 19 (6), 451-460.
    • Baw Baw Shire
      • Jindivick
Tschernich, R. (1992): Zeolites of the World, p.49; W.D.Birch 1987. Zeolites from Jindivick, Victoria. Australian Mineralogist, July 1987, pp. 15-19; Haupt,J. (1989) Chapter 4: South Gippsland,59-65 in: Birch, W.D. (Ed.) Zeolites of Victoria,101 pp, Melbourne, 1989
      • Willow Grove
Birch W.D. (1989) Zeolites of Victoria, The Mineralogical Society of Victoria Inc. (ISBN 0 9594573 1 3)
    • Flinders area
Tschernich, R. (1992): Zeolites of the World, p.49
Min Rec 17:6 p377-379
    • Wellington Shire
      • Howitt Plains
Austria
 
  • Styria
    • Bad Radkersburg
      • Klöch
"Aus der Tiefe der Vulkane", Fritz-Jandl-Postl (2011)
Canada
 
  • British Columbia
    • Kamloops Mining Division
      • Monte Lake
        • Monte Hills
Tschernich, R. (1992): Zeolites of the World, p.99, 385
      • Westwold
Tschernich, R. (1992): Zeolites of the World, p.98, 385
    • Similkameen Mining Division
      • Coalmont
Tschernich, R. (1992): Zeolites of the World, p.300,385
Costa Rica
 
  • Guanacaste Province
Micro Probe Vol 7 No. 7 Spring 1993
  • Limón Province
Tschernich, R. (1992): Zeolites of the World, p.101,301,323,362,386,415,494; Micro Probe Volume VII Number 7 Spring 1993
  • San José Province
    • Bajo Chacones
Micro Probe Volume VII Number 7 Spring 1993
Czech Republic
 
  • Bohemia (Böhmen; Boehmen)
    • Central Bohemia Region
      • Kladno
Zacek, V., Oplustil, S., Mayova, A. & Meyer, F. R. (1995): Die Mineralien von Kladno in Mittelböhmen, Tschechische Republik. Mineralien-Welt 6 (1), 13-30 (in German).; Pauliš, P.: Nejzajímavější mineralogická naleziště Čech. Kutná Hora: Kuttna, 2000, s. 84-85.; in the collection of Christof Schäfer
      • Mladá Boleslav
        • Bela pod Bezdezem
Ing. O. Janeček - New localities of Offretite and Cowlesite
    • Hradec Králové Region
      • Jičín (Jitschin; Gitschin)
        • Stupná
Veselovský, F., Rychlý, R.: Offretit a harmotom z lokality Stupná u Nové Paky. Časopis pro mineralogii a geologii, 1988, roč. 33, č. 1, s. 109-110.
    • Karlovy Vary Region
      • Podbořany (Podersam)
Offretite from quarry Vrbička near Doupov in Doupovské hory Mts. (Czech Republic) Bull. mineral.-petrolog. Odd. Nár. Muz. (Praha) 2013
    • Liberec Region
      • Česká Lípa (Böhmisch Leipa)
L.Hrůzek,O.Janeček; P.Pauliš,L.Hrůzek,O.Janeček,Z.Dvořák,J.Toman-The most interesting mineralogical localities of Bohemia zeolities and accompanying mineralization-Kuttna 2014
L.Hrůzek.O.Janeček-Personal reference
L.Hrůzek,O.Janeček-Personal references 2012
Petr Fuchs, ing. Oldřich Janeček; P.Pauliš,L.Hrůzek,O.Janeček,J.Sejkora,R.Malíková,F.Fedyuk-Zeolite mineralization from Nový Oldřichov near Kamenický Šenov (Czech republic).Bulletin mineralogicko-petrologického oddělení Národního muzea v Praze,vol.24,num.1(Prag 2016) P.Pauliš,L.Hrůzek,O.Janeček,Z.Dvořák,J.Toman-The most interesting mineralogical localities of Bohemia zeolities and accompanying mineralization-Kuttna 2014
J.E.Hibsch-Die Minerale des Böhmischen Mittelgebirges (Jena 1934);
        • Rousínov
P.Pauliš,L.Hrůzek,J.Sejkora,R.Malíková,O.Pour,F.Fediuk (2015).Zeolite mineralization with Barite from Rousínov near Cvikov in Lužické hory Mts.(Czech Republic).Bulletin miner.-petrolog.odď.Nat. muz. Prag.23,2,2015.
O.Janeček,L.Hrůzek-Personal reference (2011)
P.Pauliš,L.Hrůzek,O.Janeček,J.Sejkora,R.Malíková,O.Pour,F.Fedyuk-Zeolite mineralization from Svor near Nový Bor (Czech rep.).Bulletin mineralogicko-petrologického oddělení Národního muzea v Praze 24,2,2016,(Prag 2016)
    • Ústí Region
      • Děčín (Tetschen)
        • Česká Kamenice
Levyn a další zeolity z Hackenbergu u České Kamenice
L.Hrůzek,O.Janeček-Zapomenutá zeolitová lokalita Eschlers Bergl u Kunratic u České Kamenice,mag.Minerál 2013/6; L.Hrůzek,O.Janeček,P.Fuchs-Zapomenutá zeolitová lokalita Eschlers Bergl u Kunratic u České Kamenice.mag.Minerál 2013/6
O.Janeček,L.Hrůzek-Zapomenutá lokalita Malá Hůrka u Č.Kamenice.čas.Minerál 3-2009
O.Janeček,L.Hrůzek; L.Hrůzek,O.Janeček(2013)Nová lokalita zeolitů Rollberg u Kunratic u České Kamenice.mag.Minerál 2013/6
L.Hrůzek-Personal reference
          • Líska
Janeček O.,Hrůzek L.,Ekrt B.: Nové nálezy zeolitů na Zlatém a Stříbrném vrchu u Lísky u České Kamenice. Minerál, 2013, 21, 6, 528-534.
L.Hrůzek,O.Janeček-Personal reference
Libor Hruzek
L.Hrůzek-Personal Reference
      • Litoměřice
M.Radoň-Významné mineralogické lokality Českého středohoří (čas.Minerál 2/2009)
M.Radoň-Významné mineralogické lokality Českého středohoří (čas.Minerál 2/2009)
Finland
 
  • Western and Inner Finland Region
Lehtinen, Martti 19976. Lake Lappajärvi, a meteorite impact site in western Finland. Geological Survey of Finland, Bulletin 282.
France
 
  • Auvergne-Rhône-Alpes
    • Ardèche
      • Saint-Martin-de-Valamas
        • Borée
P & E Médard collection
      • Villeneuve-de-Berg
        • Saint-Jean-le-Centenier
E. Passaglia et al. , Bull. Minéral. , 1985, 108, pp. 719-724. see also : http://membres.lycos.fr/volcanogeol/prismation/sites_france.htm
    • Cantal
      • Murat
        • Laveissière
          • La Grange de Ganilh
P & E Médard collection
    • Haute-Loire
      • Yssingeaux
        • Araules
Pongiluppi D. (1976) Offretite, garronite and other zeolites from "Central Massif", France. Bull. SFMC, 99: 322-327
        • Le Mazet-Saint-Voy
Medard E (2010): zeolithes from central france . article Mindat
    • Loire
      • Saint-Georges-en-Couzan
        • Châtelneuf
C.R.Acad.Sci.Paris,(1890) 111, 1002-1003
  • Occitanie
    • Aveyron
      • Mostuejouls
Boisson, J.-M. & Leconte, J. (2014): Analyses 2012-2013 MNHN-MICROMONTEURS. La revue de Micromonteurs, 21.
      • Sainte-Geneviève-sur-Argence
        • Le Bousquet d'Orlaguet
JR & C EYTIER collection
French Southern and Antarctic Lands
 
  • Kerguelen Islands
Giret, A., Verdier, O. & Nativel, P. (1992). The zeolitisation of Kerguelen Islands, Southern Indian Ocean. In: Yoshida, Y., et al. (eds) Recent Progress in Antarctic Earth Science, Tokyo: Terra Publishing 32, 1–36. Co., pp. 457–463.
Germany
 
  • Baden-Württemberg
    • Hegau
      • Immendingen
in the collection of Christof Schäfer
    • Kaiserstuhl
      • Sasbach
Bega photo
WEISENBERGER, T. & SPÜRGIN, S. (2009): Zeolites in alkaline rocks of the Kaiserstuhl Volcanic Complex, SW Germany – new microprobe investigation and the relationship of zeolite mineralogy to the host rock. Geologica Belgica, 12, 75-91. [http://popups.ulg.ac.be/Geol/document.php?id=2682
  • Bavaria
    • Franconia
      • Fichtelgebirge
        • Kemnath
          • Weha
Keck, E. (2010): Zwei neue Harmotomvorkommen aus dem Kemnather Vulkanfeld in der Oberpfalz. Aufschluss 61, 261-269.
        • Marktredwitz
          • Pechbrunn
Weiss: "Mineralfundstellen, Deutschland West", 1990
      • Maroldsweisach
Wittern: "Mineralfundorte in Deutschland", 2001
    • Upper Palatinate
      • Kemnath
        • Atzmannsberg
http://www.vfmg-weiden.de/min.htm
      • Wiesau
        • Triebendorf
Pöllmann, H., (1990): Mineralparagenesen im Nephelinbasanit von Triebendorf/ Opf., Der Aufschluss, Vol. 41(4), 219-226
  • Hesse
    • Gießen (Giessen)
      • Annerod
S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
      • Großen-Buseck
S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
    • Odenwald
      • Roßdorf
PETITJEAN collection
    • Vogelsberg
      • Gedern
      • Herbstein
      • Hungen
        • Langd
        • Oberwiddersheim
      • Ortenberg
      • Schotten
        • Gonterskirchen
S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
Zeolite collection of Volker Betz
  • North Rhine-Westphalia
    • Siegerland
      • Neunkirchen
        • Salchendorf
Klein, E. (1999): Ein Basanit-Vorkommen nordwestlich von Salchendorf bei Neunkirchen / Siegerland. Der Aufschluss, 50, 203-206.
  • Rhineland-Palatinate
    • Eifel
      • Hillesheim
        • Zilsdorf
Hentschel, G., Neue Mineralfunde aus Mineralvorkommen der Eifel, Mainzer geowiss. Mitt., 87-90, 1982
      • Mayen
        • Ettringen
          • Bellerberg volcano
Blass, G., Emmerich, F., Graf, HW., Schäfer, Ch., Tschörtner, J., (2006): Minerale der Eifelvulkane, Version 1.0, CD, published by authors
    • Westerwald
      • Hundsangen
Zeolite collection of Volker Betz
      • Linz am Rhein
        • Kalenborn
Passaglia, E., Gualtieri, A., Marchi, E. (2001): The crystal chemistry of Paulingite, European Journal of Mineralogy. Vol. 13, 113-119
Hungary
 
  • Nógrád Co.
    • Karancs-Medves Mts
      • Somoskő
Szakáll: 100 Hungarian Mineral Locality, 2004
  • Veszprém Co.
    • Balaton Uplands
      • Bazsi
Mineral Species of Hungary, 2005
        • Prága Hill
KOVÁCS-PÁLFFY, P. et al. (2005): A Karikás-tető (Prága-hegy, Balaton-felvidék) bazaltjának üregkitöltő ásványai [The cavity filling minerals of the basalt from Karikás-tető (Prága Hill, Balaton Highland, Transdanubia)]. A Magyar Állami Földtani Intézet Évi Jelentése, 95-118. [http://www.mafi.hu/microsites/EJ_digi/EJ_2005PDF/Kovacs_Palffy.pdf]
Italy
 
  • Lombardy
    • Brescia Province
      • Camonica Valley
        • Adamello-Brenta Natural Park
          • Adamello Massif
            • Alta Val Saviore
Guastoni, A., Dugnami, M., Pezzotta, F., Bardelli, (2002): Offretite del lago d'Arno in alta Val Saviore, Parco dell'Adamello (BS). Atti della Società Italiana di Scienze Naturali e del Museo Civico di Storia Naturale di Milano, 143, 195-207.
            • Mt. Foppa
E. Passaglia and A. Tagliavini : "Chabazite-offretite epitaxial overgrowths in cornubianite from Passo Forcel Rosso, Adamello, Italy", European Journal of Mineralogy, 1994, Vol. 6, N° 3, pp. 397-405.
  • Veneto
    • Verona Province
Mattioli, M., Cenni, M., Raffaelli, G. (2008): I minerali del Veronese. Le mineralizzazioni secondarie delle rocce vulcaniche dei Monti Lessini. Memorie del Museo Civico di Storia Naturale di Verona, 2a serie - Sezione Scienze della Terra 7-2008, 196 pp.; Boscardin, M. (2014): Provincia di Verona. 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, 153-171.
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, 147-153
Boscardin, M., Checchi, A., Filippi, F., Guglielmino, S., Pegoraro, S., Pretto, G., Zattra, A. (1998): Offrétite del Veneto. Rivista Mineralogica Italiana, 22(1), 25-29. Passaglia, E., Tagliavini. A., Gutoni, R. (1996): Offrétite and other zeolites from Fittà (Verona, Italy). Neues Jahrbuch für Mineralogie, Monatshefte, 1996(9), 418-428.
Pegoraro, S., Bressan, F., Mattioli, M. (2017): Le zeoliti di quota 194 m s.l.m. del Monte Foscarino (Soave, Monte Lessini, Veneto). Micro, 15, 2-2017, 66-91.
      • 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
      • Altissimo and Valdagno
        • Cerealto
          • Monte Furlon
            • Contrada Re
Boscardin M., Cecchi A., Filippi F., Guglielmino S., Pegoraro S., Pretto G., Zattra A. (1998): Offretite del Veneto. Riv. Mineral. Ital., 22, 1 (1-1998), 25-29; 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 sei tesori della nostra regione. Museo di Storia Naturale e Archeologia di Montebelluna - Treviso, Cierre Edizioni, Sommacampagna, 173-246.
      • Chiampo
        • East Lessini Mts.
          • Roccolo Pass
Daleffe, A. & Boscardin, M. (2005): Offretite di Passo Roccolo tra Chiampo e S. Giovanni Ilarione (Lessini orientali). Studi e Ricerche - Associazione Amici del Museo - Museo Civico "G. Zannato" Montecchio Maggiore (Vicenza), 12, 57-59.
      • Montorso Vicentino
        • Case Nori
- M.Boscardin, A.Checchi,F.Filippi,S.Guglielmino,S.Pegoraro, G.Pretto & A.Zattra (1998) -Offretite del Veneto- Rivista Mineralogica Italiana, 22, (1),25 - 29.
      • San Pietro Mussolino
Studi e Ricerche - Associazione Amici del Museo - Museo Civico "G.Zannato" Montecchio Maggiore (VI) 18 Dicembre 1997 , pp. 39 - 43
      • Valdagno
        • Cerealto
Boscardin, M., Checchi, A., Filippi, F., Guglielmino, S., Pegoraro, S., Pretto, G., Zattra, A. (1998): Offretite del Veneto. Rivista Mineralogica Italiana, 1/1998, 25-30.
New Zealand
 
  • North Island
    • Auckland
NZ Zeolite list and locations. Neville Berkahn, New Zealand Micromineral Group, December 2006
Rod Martin personal collection
    • Waikato
      • Thames-Coromandel
        • Coromandel peninsula
NZ Zeolite list and locations. Neville Berkahn, New Zealand Micromounters Group, December 2006.
  • South Island
    • Marlborough
J. Thornton. Zeolites and other minerals on Middlehurst Station. Essence of Microscope (NZ)
Essence of Micro-Scope, Lookout volcanics, Mt Lookout and Upcot Stations. 2009
Poland
 
  • Lower Silesia (Dolnośląskie)
    • Jawor District
Eligiusz Szełęg private collection
Saudi Arabia
 
  • Mintaqah Al Madinah
Faheha, A. A., Hamidalddin, S. Q., Al-Turkestany, N. A., & Ibraheim, N. M. (2012). Concentrations Of Natural And Man-Made Radioactivity Of Surface Soil In Al-Madinh Al-Monawarah, Western Province of Saudi Arabia. Isotope and Radiation Research, 44(2), 495-504.
Spain
 
  • Canary Islands
    • Las Palmas Province
      • Fuerteventura
        • Pájara
Tschernich, R. (1992): Zeolites of the World, p. 101, 192, 362, 386, 415.
      • Gran Canaria (Grand Canary)
        • Tasarte
in the collection of Christof Schäfer
      • Lanzarote
        • Yaiza
          • Playa Blanca
Tschernich, R. (1992): Zeolites of the World, p. 52, 101, 301, 323, 362, 386, 415, 493.
UK
 
  • Northern Ireland
    • Co. Antrim
Nawaz, R. (1978) Irish Naturalists J. 19, 249.; Ryback, G., Nawaz, R. and Farley, E. (1988) Seventh Supplementary List of British Isles Minerals (Irish). Mineralogical Magazine, vol. 52, n° 365, pp. 267-274.
  • Scotland
    • North West Highlands
      • Isle of Skye
        • Duirinish
          • Dunvegan
No reference listed
        • Trotternish
          • Staffin
            • Flodigarry
BMS Database
Livingstone, A. and Macpherson, H.G. (1983) Fifth Supplementary List of British minerals (Scottish). Mineralogical Magazine, vol. 47, n° 342, p. 99-105.; Ryback, G., Nawaz, R. and Farley, E. (1988) Seventh Supplementary List of British Isles Minerals (Irish). Mineralogical Magazine, vol. 52, n° 365, pp. 267-274.
    • Strathclyde
      • Beith
[BMS]
BMS Database
Ukraine
 
  • Crimea Oblast'
    • Crimea peninsula
Tischenko A. data
USA
 
  • Arizona
    • Greenlee Co.
      • Shannon Mts
        • Copper Mountain District (Clifton-Morenci District)
          • Clifton
            • San Francisco River area
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 316.
    • Maricopa Co.
AM61_853
    • Pinal Co.
      • Dudleyville
        • Malpais Hill
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd. ed.: 160, 250; Bideaux, R.A., et al (1960), Some new occurrences of minerals of AZ, AZ Geol. Soc. Digest: 3: 53-56; Thomssen, R.W. (1983), The minerals of Malpais Hill, Pinal Co., AZ, Min.Rec.: 14: 109-113.
Tschernic Zeolites of the World p.164 (see further rref there)
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd. ed.: 160, 250; Bideaux, R.A., et al (1960), Some new occurrences of minerals of AZ, AZ Geol. Soc. Digest: 3: 53-56; Thomssen, R.W. (1983), The minerals of Malpais Hill, Pinal Co., AZ, Min.Rec.: 14: 109-113.
    • Yavapai Co.
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 314.
  • California
    • Del Norte Co.
      • Coastal Range
        • Crescent City area
          • Elk Creek
Tschernich, 1992. Zeolites of the World, p.164.
    • Los Angeles Co.
Mineral News v.14 no.9
        • Agoura Hills
Fred DeVito collection
Fred DeVito specimen
  • Colorado
    • Jefferson Co.
      • Golden District
        • Golden
Rocks & Minerals 79:4
MinRec 19:153
  • Idaho
    • Ada Co.
Tschernich, R. (1992): Zeolites of the World, 115
    • Adams Co.
Ream, Lanny R. 2004. Idaho Minerals, 2nd edition, Revised and Updated
    • Idaho Co.
      • Skookumchuck Creek
Ream, Lanny R. 2004. Idaho Minerals, 2nd edition, Revised and Updated
  • Nevada
    • Clark Co.
      • Spring Mts
        • Goodsprings District
Robert Housley pers.comm., Oct 2015
NBMG Spec. Pub. 31 Minerals of Nevada
  • New Jersey
    • Hudson Co.
      • Secaucus
Minerals of Laurel Hill, Secaucus, NJ, Facciolla, N.W. (published privately).
  • New Mexico
    • Grant Co.
Northrop, Minerals of New Mexico, 3rd. rev. ed. (1996)
Minerals of New Mexico 3rd ed.
Minerals of New Mexico 3rd ed.
  • Oregon
    • Clackamas Co.
Micro Probe Vol. 6 No. 4; Tschernich, R. (1992): Zeolites of the World, 116
Micro Probe Volume VI Number 4
Rudy Tschernich Zeolite Collection
    • Columbia Co.
      • Goble
Micro Probe Vol. 6 No. 5 Fall 1987; Tschernich, R. (1992): Zeolites of the World, 117
    • Grant Co.
      • Mount Vernon
Micro Probe Volume VI Number 4
      • North Fork John Day River
Rudy Tschernich Zeolite Collection
      • Ritter
Rudy Tschernich Zeolite Collection
Micro Probe Volume VII Number 8 Fall 1993
Micro Probe Volume VII Number 8 Fall 1993
    • Lake Co.
Micro Probe Vol. 7 No. 9 Spring 1994; Tschernich, R. (1992): Zeolites of the World, 118
      • Lakeview
Micro Probe Volume VI Number 4
    • Malheur Co.
      • Lake Owyhee State Park
Tschernich, R. (1992): Zeolites of the World, 70
    • Wheeler Co.
      • Spray
Micro Probe Vol. 6 No. 4; Tschernich, R. (1992): Zeolites of the World, 118
  • Washington
    • Cowlitz Co.
Micro Probe Vol.7 No.9 Spring '94
      • Toutle
        • Elk Mountain
Rudy Tschernich Zeolite Collection
        • Signal Peak
Rudy Tschernich Zeolite Collection
      • Wolf Point
Micro Probe Vol. 7 No. 10
    • Douglas Co.
Minerals of Washington, Bart Cannon 1975; American Mineralogist, Volume 67, pages 799-803, 1982
    • Grays Harbor Co.
      • Porter
Rudy Tschernich Zeolite Collection
Micro Probe Vol. 7 No. 5 Spring '92
    • Thurston Co.
      • Black Hills
Zeolites of the World, R. Tschernich, 1991
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