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Gmelinite-Ca

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About Gmelinite-CaHide

06792690014947700282475.jpg
Christian Gottlob Gmelin
Formula:
Ca2(Si8Al4O24] · 11H2O
Lustre:
Vitreous
Hardness:
Crystal System:
Hexagonal
Name:
Named by David Brewster in 1825 in honor of the German mineralogist and chemist, Christian Gottlob Gmelin (1792-1860) of University of Tübingen, Germany.
This page provides mineralogical data about Gmelinite-Ca.


Classification of Gmelinite-CaHide

Approved
9.GD.05

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

Physical Properties of Gmelinite-CaHide

Vitreous
Hardness:
4½ on Mohs scale

Optical Data of Gmelinite-CaHide

Type:
Uniaxial (+/-)
RI values:
nα = 1.474 - 1.481 nβ = 1.476 - 1.494
Max Birefringence:
δ = 1.474
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate

Chemical Properties of Gmelinite-CaHide

Formula:
Ca2(Si8Al4O24] · 11H2O
IMA Formula:
Ca2(Si8Al4)O24 · 11H2O

Crystallography of Gmelinite-CaHide

Crystal System:
Hexagonal

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0015870Gmelinite-CaSacerdoti M, Passaglia E, Carnevali R (1995) Structural refinements of Na-, K-, and Ca-exchanged gmelinites Zeolites 15 276-2811995San Giorgio perlena, Fara Vincentina, Vicenza, Italy0293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

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

Type Occurrence of Gmelinite-CaHide

Other Language Names for Gmelinite-CaHide

Simplified Chinese:钙菱沸石

Relationship of Gmelinite-Ca to other SpeciesHide

Other Members of this group:
Gmelinite-KK4(Si8Al4O24) · 11H2OHex.
Gmelinite-NaNa4(Si8Al4O24] · 11H2OHex. 6/mmm (6/m 2/m 2/m) : P63/mmc

Common AssociatesHide

Associated Minerals Based on Photo Data:
8 photos of Gmelinite-Ca associated with Chabazite
5 photos of Gmelinite-Ca associated with CalciteCaCO3
4 photos of Gmelinite-Ca associated with AnalcimeNa(AlSi2O6) · H2O
3 photos of Gmelinite-Ca associated with Chabazite-Ca(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
3 photos of Gmelinite-Ca associated with Phillipsite subgroup
1 photo of Gmelinite-Ca associated with NatroliteNa2Al2Si3O10 · 2H2O
1 photo of Gmelinite-Ca associated with Smectite GroupA0.3D2-3[T4O10]Z2 · nH2O

Related Minerals - Nickel-Strunz GroupingHide

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 · 12H2OTrig. 3m (3 2/m) : R3m
9.GD.10Chabazite-Na(Na2,K2,Ca,Sr,Mg)2[Al2Si4O12]2 · 12H2OHex.
9.GD.10Chabazite-SrSr2[Al2Si4O12]2 · 12H2OTrig. 3m (3 2/m) : R3m
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[(Si,Al)20O39(OH)2](SO4)3 · 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)4(Al8Si40)O96 · 28H2OOrth.
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 Gmelinite-CaHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Neues Jahrbuch für Mineralogie, Monatshefte (1978): 310-324.
Neues Jahrbuch für Mineralogie, Monatshefte (1982): 145-155.

Internet Links for Gmelinite-CaHide

Localities for Gmelinite-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.
Australia
 
  • Tasmania
    • Break O'Day municipality
      • Blue Tier district
Ralph Bottrill
Canada
 
  • Nova Scotia
    • Kings Co.
Marsh, O.C. (1867) Contributions to the Mineralogy of Nova Scotia, No. 1 - Ledererite Identical with Gmelinite. American Journal of Science: 94: 362-367.
Tschernich, R. (1992) Zeolites of the World. Geoscience Press Inc.: 563 pgs (205).
Cyprus
 
  • Larnaca District (Larnaka District; İskele District)
Prüfer, P. (2010): Mineralien der Insel Zypern. Der Aufschluss 61, 97-106. (in German)
    • Troulloi (Troulli)
Prüfer, P. (2012): Mineralien der Insel Zypern (3). Aufschluss 63, 261-269.
Germany
 
  • Rhineland-Palatinate
    • Altenkirchen District
      • Daaden-Herdorf
        • Herdorf
          • Malscheid (Mahlscheid; Mahlscheiderkopf; Mahlscheider Kopf)
Klein, E. (2011): Der Steinbruch Mahlscheid bei Herdorf im Siegerland. Mineralien Welt. 22 (3): 28-35
Hungary
 
  • Veszprém County
    • Tapolca district
      • Zalahaláp
Kónya-MÁFI,2008; 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.
Italy
 
  • Sicily
    • Metropolitan City of Catania
Sicurella, G., Russo, S., Ciriotti, M.E., Blass, G. (2010): Mineralogia della formazione di Monte Caliella, Palagonia (Catania, Sicilia). Micro (località), 2/2010, 371-408
Sicurella, G., Russo, S., Ciriotti, M.E., Blass, G. (2010): Mineralogia della formazione di Monte Caliella, Palagonia (Catania, Sicilia). Micro (località), 2/2010, 371-408.
  • Veneto
    • Verona Province
      • Montecchia di Crosara
Mattioli, M., Cenni, M., and 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.
Martins da Pedra
Mattioli, M., Cenni, M., and 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.
    • Vicenza Province
      • Marostica
        • Mt Gloso
          • Marsan
Boscardin, M., Pegoraro, S.(2000): La natrolite del vicentino. Rivista
      • Montecchio Maggiore
        • San Pietro
Neues Jahrb. Mineral., Monatsh. (1982) 145; Can. Mineral. (1997) 35, 1571
Kazakhstan
 
  • Kostanay Region
    • Rudny
Joan Rosell - Rosellminerals.com
Norway
 
  • Vestland
    • Bergen
      • Ytrebygda
Berentzen, H. Chr. (2013): Gmelinitt-Ca fra Blomøy, Øygarden. Stein. 40(3),14-15
    • Øygarden
      • Blomøy
Dalen, K.E. (2011): Ein kristallfund am Nordmeer. Mineralien Welt. 22 (4): 78-80
Berentzen, H. Chr. (2013): Gmelinitt-Ca fra Blomøy, Øygarden. Stein. 40 (3),14-15
Russia
 
  • Murmansk Oblast
www.koeln.netsurf.de/~w.steffens/lovo.htm
    • Lovozersky District
Yakovenchik, V.N., Ivaniuk, G.Yu., Pakhomovsky, Ya.A., Selivanova, E.A., Men'shikov, Yu.P., Korchak, J.A., Krivovichev, S.V., Spiridonova, D.V., Zalkind, O.A. (2010): Punkaruaivite, Li{Ti2(OH)2[Si4O11(OH)]}•H2O, a new mineral species from hydrothermalites of Khibiny and Lovozero alkaline massifs (Kola Peninsula, Russia). Canadian Mineralogist, 48, 41-50.
Yakovenchuk, V. N., Ivanyuk, G. Y., Krivovichev, S. V., Pakhomovsky, Y. A., Selivanova, E. A., Korchak, J. A., ... & Zalkind, O. A. (2011). Eliseevite, Na1. 5Li [Ti2Si4O12. 5 (OH) 1.5]∙ 2H2O, a new microporous titanosilicate from the Lovozero alkaline massif (Kola Peninsula, Russia). American Mineralogist, 96(10), 1624-1629.
USA
 
  • Oregon
    • Malheur Co.
      • Lake Owyhee State Park
Am Min 58:405-411
 
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