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Gmelinite-Na

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Christian Gottlob Gmelin
Formula:
Na4(Si8Al4O24] · 11H2O
Colour:
Colorles, white, reddish white, salmon-red, yellowish, greenish white
Lustre:
Vitreous
Hardness:
Specific Gravity:
2.02 - 2.17
Crystal System:
Hexagonal
Name:
Named by David Brewster in 1825 in honor of the mineralogist and professor of chemistry, Christian Gottlob Gmelin [October 12, 1792- May 13, 1860] of the University of Tübingen, Germany.
This page provides mineralogical data about Gmelinite-Na.


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Classification of Gmelinite-NaHide

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

Vitreous
Transparency:
Transparent, Translucent, Opaque
Colour:
Colorles, white, reddish white, salmon-red, yellowish, greenish white
Hardness:
4½ on Mohs scale
Tenacity:
Brittle
Cleavage:
Distinct/Good
Distinct on {1010}
Parting:
{0001}
Fracture:
Irregular/Uneven
Density:
2.02 - 2.17 g/cm3 (Measured)    2.098 g/cm3 (Calculated)

Optical Data of Gmelinite-NaHide

Type:
Uniaxial (+/-)
RI values:
nω = 1.476 - 1.494 nε = 1.474 - 1.480
Max Birefringence:
δ = 0.002 - 0.014
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Comments:
May be anomalously biaxial.

Chemical Properties of Gmelinite-NaHide

Formula:
Na4(Si8Al4O24] · 11H2O
IMA Formula:
Na4(Si8Al4)O24 · 11H2O

Crystallography of Gmelinite-NaHide

Crystal System:
Hexagonal
Class (H-M):
6/mmm (6/m 2/m 2/m) - Dihexagonal Dipyramidal
Space Group:
P63/mmc
Setting:
P63/mmc
Cell Parameters:
a = 13.78(2) Å, c = 10.03(5) Å
Ratio:
a:c = 1 : 0.728
Unit Cell V:
1,649.42 ų (Calculated from Unit Cell)
Z:
4
Morphology:
Pyrimidal, tabular, rhombohedral
Twinning:
Pernetration common on {1011}

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 Gmelinite-NaHide

Other Language Names for Gmelinite-NaHide

Simplified Chinese:钠菱沸石
Traditional Chinese:鈉菱沸石

Relationship of Gmelinite-Na to other SpeciesHide

Other Members of this group:
Gmelinite-CaCa2(Si8Al4O24] · 11H2OHex.
Gmelinite-KK4(Si8Al4O24) · 11H2OHex.

Common AssociatesHide

Associated Minerals Based on Photo Data:
Analcime41 photos of Gmelinite-Na associated with Analcime on mindat.org.
Natrolite21 photos of Gmelinite-Na associated with Natrolite on mindat.org.
Gobbinsite16 photos of Gmelinite-Na associated with Gobbinsite on mindat.org.
Pyrite14 photos of Gmelinite-Na associated with Pyrite on mindat.org.
Phillipsite11 photos of Gmelinite-Na associated with Phillipsite on mindat.org.
Raite9 photos of Gmelinite-Na associated with Raite on mindat.org.
Dolomite6 photos of Gmelinite-Na associated with Dolomite on mindat.org.
Phillipsite-Ca6 photos of Gmelinite-Na associated with Phillipsite-Ca on mindat.org.
Chabazite5 photos of Gmelinite-Na associated with Chabazite on mindat.org.
Lévyne-Na4 photos of Gmelinite-Na associated with Lévyne-Na on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

9.GD.05Gmelinite-CaCa2(Si8Al4O24] · 11H2OHex.
9.GD.05Gmelinite-KK4(Si8Al4O24) · 11H2OHex.
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.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

Other InformationHide

Electrical:
Piezeoelectric
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-NaHide

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-NaHide

Localities for Gmelinite-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.
Australia
 
  • Tasmania
    • Kentish municipality
      • Moina - Middlesex District
Sutherland, F. & Bottrill, R.(2004): Zeolites of western Tasmania. Australian Jornal of Mineralogy 10:2 pp 59-72
  • Victoria
Birch, W.D. (1989) Zeolites of Victoria. Mineralogical Society of Victoria - Special Publication No.2. (110 pages).
Tschernich, R. (1992): Zeolites of the World, p.49
Min Rec 17:6 p377-379
    • Mornington Peninsula Shire
Canada
 
  • Nova Scotia
    • Cumberland Co.
HOWE, A.B. (1876) Gmelinite from Nova Scotia, American Journal of Science, 719-720.
Tschernich, R. (1992): Zeolites of the World, p.201,204
HOWE, A.B. (1876) Gmelinite from Nova Scotia, American Journal of Science, 719-720.
  • Québec
    • Montérégie
      • La Vallée-du-Richelieu RCM
        • Mont Saint-Hilaire
Horváth, L. & Gault, R.A. (1990), The mineralogy of Mont Saint-Hilaire Quebec. Mineralogical Record, 21, 284-359. [Unpubl. data = gmelinite-Na]
      • Lajemmerais RCM
        • Varennes & St-Amable
HORVÁTH, L., PFENNINGER HORVÁTH, E., GAULT, R.A., and TARASSOFF, P. (1998) Mineralogy of the Saint Amable sill, Varennes and Saint Amable, Québec, Canada. Mineralogical Record, 29, 83 118.
Horváth Collection - gmelinite-Na confirmed by XRD & microprobe; Horváth, L., Pfenninger-Horváth, E., Gault, R. A., & Tarassoff, P. (1998): Mineralogy of the Saint-Amable Sill, Varennes and Saint-Amable, Québec. Mineralogical Record, 29: 83-118.
Cyprus
 
  • Larnaca District (Larnaka District; İskele District)
Prüfer, P. (2011): Mineralien der Insel Zypern (2). Der Aufschluss 62, 175-186 (in German).
Czech Republic
 
  • Bohemia (Böhmen; Boehmen)
    • Ústí Region
      • Děčín (Tetschen)
Bárta J, Rychlý R. Nález gmelinitu na lokalitě Dobranka u Děčína. Čas. Mineral. Geol. 24, 434. Praha; Bárta J, Rychlý R. Nález gmelinitu na lokalitě Dobranka u Děčína. Čas. Mineral. Geol. 1979, 24, 434. Praha
Germany
 
  • Lower Saxony
    • Harz
      • St Andreasberg District
        • St Andreasberg
No reference listed
No reference listed
Greenland
 
  • Kujalleq
    • Narsaq
      • Ilímaussaq complex
Pekov, I.V., Zubkova, N.V.,Husdal, T.A., Kononkova, N.N., Agakhanov, A.A., Zadov, A.E. and Pushcharovsky, D.Y. (2012): Carlgieseckeite-(Nd), NaNdCa3(PO4)3F, a new belovite-group mineral species from the Ilímaussaq alkaline complex, South Greenland. Canadian Mineralogist. 50, 571-580
Hungary
 
  • Veszprém Co.
    • Balaton Uplands
      • Tapolcai Basin
        • Zalahaláp
GEODA, 2000; 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
    • Catania Province
      • Northern Iblean plateau
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
    • Vicenza Province
      • Montecchio Maggiore
        • San Pietro
Edinburgh J. Sci. (1825) 2, 262; Can. Mineral. (1997) 35, 1571
Japan
 
  • Honshu Island
    • Chubu Region
      • Niigata Prefecture
        • Sado Island
Chiba et al (1995) Bulletin of the National Science Museum, 21, 61-69.
  • Kyushu Region
    • Fukuoka prefecture
Kuwano, N. & Matsueda, H. (1982) Geoscience Magazine, 33, 79-84.
Russia
 
  • Northern Region
    • Murmanskaya Oblast'
www.koeln.netsurf.de/~w.steffens/lovo.htm
        • Alluaiv Mt
          • Umbozero mine (Umbozerskii mine; Umba Mine)
Pavel M. Kartashov analytical data
UK
 
  • Northern Ireland
    • Co. Antrim
      • Island Magee
Walker, G.P.L. (1959) Mineralogical Magazine 32(246), p. 202-217.
      • Larne
Passaglia, E., Pongiluppi, D., Vezzalini, G. (1978): The crystal chemistry of gmelinites. Neues Jahrb Miner Monatsheft 1978, 310-324
USA
 
  • California
    • Kern Co.
      • Kramer District (Kramer Borate District)
        • Boron
          • Kramer Borate deposit
            • U.S. Borax Mine (Pacific West Coast Borax; Pacific Coast Borax Co.; Boron Mine; Boron open pit; U.S. Borax and Chemical Corporation Mine; Kramer Mine; Kramer pit; Baker Mine)
Am Min 90:1186-1191
  • New Jersey
    • Passaic Co.
      • Prospect Park
Tony Nikischer
Mineral and/or Locality  
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