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Nahcolite

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Formula:
NaHCO3
Colour:
Colourless, white, greyish; colourless in transmitted light.
Lustre:
Vitreous, Resinous
Hardness:
Specific Gravity:
2.21
Crystal System:
Monoclinic
Name:
In allusion to the composition, containing sodium (NA), hydrogen (H), and carbonate (CO) + -lite.
This page provides mineralogical data about Nahcolite.


Hide all sections | Show all sections

Classification of NahcoliteHide

Approved, 'Grandfathered' (first described prior to 1959)
5.AA.15

5 : CARBONATES (NITRATES)
A : Carbonates without additional anions, without H2O
A : Alkali carbonates
13.1.1.1

13 : ACID CARBONATES
1 : Miscellaneous
11.1.3

11 : Carbonates
1 : Carbonates of the alkali metals and ammonium

Physical Properties of NahcoliteHide

Vitreous, Resinous
Transparency:
Transparent
Colour:
Colourless, white, greyish; colourless in transmitted light.
Streak:
White
Hardness:
2½ on Mohs scale
Cleavage:
Perfect
On {101} perfect; on {111} good; on {100} distinct.
Fracture:
Conchoidal
Density:
2.21 g/cm3 (Measured)    2.16 g/cm3 (Calculated)

Optical Data of NahcoliteHide

Type:
Biaxial (-)
RI values:
nα = 1.377 nβ = 1.503 nγ = 1.583
Max Birefringence:
δ = 0.206
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Low
Dispersion:
r < v weak

Chemical Properties of NahcoliteHide

Formula:
NaHCO3

Crystallography of NahcoliteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Cell Parameters:
a = 7.47 Å, b = 9.68 Å, c = 3.48 Å
β = 93.38°
Ratio:
a:b:c = 0.772 : 1 : 0.36
Unit Cell V:
251.20 ų (Calculated from Unit Cell)
Morphology:
Crystals prismatic [001] with {110} and {010} dominant. Normally terminated by {101} and minor {111}; also by {111} and {101} in equal development. Porous masses, friable crystal aggregates.
Twinning:
Very common, with {101} as the twin and composition plane. Both contact and penetration twins, often as reticulated groups, and flattened {010}.

Type Occurrence of NahcoliteHide

Geological Setting of Type Material:
In a lava tunnel.
Associated Minerals at Type Locality:

Synonyms of NahcoliteHide

Other Language Names for NahcoliteHide

German:Nahcolit
Simplified Chinese:苏打石
Spanish:Nahcolita
Traditional Chinese:蘇打石

Common AssociatesHide

Associated Minerals Based on Photo Data:
Halite20 photos of Nahcolite associated with Halite on mindat.org.
Trona3 photos of Nahcolite associated with Trona on mindat.org.
Sanrománite1 photo of Nahcolite associated with Sanrománite on mindat.org.
Juangodoyite1 photo of Nahcolite associated with Juangodoyite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

5.AA.05ZabuyeliteLi2CO3Mon. 2/m : B2/b
5.AA.10NatriteNa2CO3Mon.
5.AA.10Gregoryite(Na2,K2,Ca)CO3Hex.
5.AA.20KaliciniteKHCO3Mon. 2/m
5.AA.25Teschemacherite(NH4)HCO3Orth. mmm (2/m 2/m 2/m) : Pccn
5.AA.30WegscheideriteNa5H3(CO3)4Tric. 1 : P1

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

11.1.1ZabuyeliteLi2CO3Mon. 2/m : B2/b
11.1.2NatriteNa2CO3Mon.
11.1.4WegscheideriteNa5H3(CO3)4Tric. 1 : P1
11.1.5ThermonatriteNa2CO3 · H2OOrth. mmm (2/m 2/m 2/m) : Pmmm
11.1.6TronaNa3H(CO3)2 · 2H2OMon. 2/m
11.1.7NatronNa2CO3 · 10H2OMon. 2/m : P2/m
11.1.8KaliciniteKHCO3Mon. 2/m
11.1.9ShortiteNa2Ca2(CO3)3Orth. mm2 : Amm2
11.1.10NyerereiteNa2Ca(CO3)2Orth. mmm (2/m 2/m 2/m) : Cmcm
11.1.11NatrofairchilditeNa2Ca(CO3)2Orth.
11.1.12ZemkoriteNa2Ca(CO3)2Hex.
11.1.13PirssoniteNa2Ca(CO3)2 · 2H2OOrth. mm2 : Fdd2
11.1.14GaylussiteNa2Ca(CO3)2 · 5H2OMon. 2/m : B2/b
11.1.15BaylissiteK2Mg(CO3)2 · 4H2OMon.
11.1.16FairchilditeK2Ca(CO3)2Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
11.1.17BütschliiteK2Ca(CO3)2Trig. 3m (3 2/m) : R3m
11.1.18Teschemacherite(NH4)HCO3Orth. mmm (2/m 2/m 2/m) : Pccn

Other InformationHide

Notes:
Readily soluble in water and glycerine.
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 NahcoliteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Playfair and Joule (1845) Mem. Chem. Soc.: 2: 401.
Schabus (1855) Best. Krystallgest., Preiss. Ak. Wien: 97.
Stolba (1866) Journal für praktische Chemie, Leipzig: 97: 503.
Schröder (1878) Ber.: 11: 2018.
Groth, P. (1908) Chemische Krystallographie. Leipzig. 5 volumes: vol. 2: 191.
Larsen, E.S. (1921) The Microscopic Determination of the Nonopaque Minerals, First edition, USGS Bulletin 679: 134.
Bannister (1928) Mineralogical Magazine: 22: 53.
Merwin in: Winchell (1931): 198.
Zachariasen (1933) Journal of Chemical Physics, Lancaster, PA: 1: 634.
Foshag, William Frederick (1938), Sodium bicarbonate from Searles Lake, California …(abstract): American Mineralogist: 23: 169.
Foshag, William Frederick (1940), Sodium bicarbonate (nahcolite) from Searles Lake, California: American Mineralogist: 25: 769-778.
Ertle (1947) American Minealogist: 32: 117.
Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged: 134-136.
Mineralogical Magazine (1974): 39: 564.

Internet Links for NahcoliteHide

Localities for NahcoliteHide

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.
Antarctica
 
  • Eastern Antarctica
    • Transantarctic Mts
      • Buckley Island quadrangle
Fitzpatrick, J.J., Muhs, D.R. (1990) Antarctic Journal of the United States, 24 (5), 63-65.; Liu, T. and Bish, D.L. (2010) MINERALOGICAL COMPOSITIONS OF THE EVAPORITES AT LEWIS CLIFF ICE TONGUE, ANTARCTICA: A POTENTIAL MARTIAN ANALOG. 41st Lunar and Planetary Science Conference (2010)
Austria
 
  • Burgenland
    • Neusiedl am See
      • Seewinkel
A.Csaplovics (2014)
A.Csaplovics (2014)
A.Csaplovics (2014)
Götzinger, M. A. (2009): Die Salzminerale des Seewinkels, Burgenland.; A.Csaplovics (2014)
A.Csaplovics (2014)
A.Csaplovics (2014)
Belgium
 
  • Luxembourg Province
    • Bastogne
      • Mardasson
A. Darimont et al., Bull. Minéral. , 1988, 111, pp. 321-330.
Brazil
 
  • Mato Grosso
    • Juína
      • Sorriso river
Kaminsky, F. V., Ryabchikov, I. D., & Wirth, R. (2015). A primary natrocarbonatitic association in the Deep Earth. Mineralogy and Petrology, 1-12.
Canada
 
  • Québec
    • Laurentides
      • Deux-Montagnes RCM
        • Oka
Liu, W. (1993): Fluid inclusion geochemistry and rare earth element distributions in the Oka carbonatite, Quebec. Electronic Theses and Dissertations. M.Sc. thesis, University of Windsor, Ontario, Canada, Paper 2128. 126 p.
    • Montréal
TARASSOFF, P., HORVÁTH, L. and PFENNINGER-HORVÁTH, E. (2006) Famous mineral localities: the Francon quarry, Montréal, Québec. Mineralogical Record, 37, 5-60.
    • Saguenay-Lac-Saint-Jean
      • Le Fjord-du-Saguenay RCM
        • Saint-Honoré
Fournier, A. (1993)
FOURNIER, A. (1993) Magmat!c and hydrothermal controls of LREE mineralization of the St.-Honoré carbonatite, Québec. M.Sc. thesis, McGill University, Montreal, Canada. 95p.
Chile
 
  • Tarapacá Region
    • Iquique Province
      • Santa Rosa-Huantajaya District
Schlüter, J. and Pohl, D.- N. Jb. MH. 182/1. 2005, 11-14
China
 
  • Henan Province
    • Nanyang Prefecture
      • Tongbai Co.
        • Biyang basin
Qingtang Yang (1987): Acta Petrologica et Mineralogica 6(1), 87-92; Jiping Wang, Youxun Zhang, Qingtang Yang, Jianmin Zhou, and Xiulian Ma (1991): Geological Review 56(1), 42-50; Yang, J., Yi, C., Du, Y., Zhang, Z., & Yan, J. (2015). Geochemical significance of the Paleogene soda-deposits bearing strata in Biyang Depression, Henan Province. Science China Earth Sciences, 58(1), 129-137.
Youxun Zhang (1983): Mineral Deposits 2(3), 69-71
Kezao Chen (1992): Quaternary Sciences 3(8), 193-202
  • Qinghai Province
    • Haixi Autonomous Prefecture
      • Delhi Co. (Delingha Co.)
        • Yashatu
Shiqing Luo, Jian'an Lu, Liben Wang, and Jingqing Zhu (1993): Acta Mineralogica Sinica 13(2), 97-101
  • Tibet Autonomous Region
    • Nagchu Prefecture (Naqu Prefecture)
      • Baingoin Co. (Bange Co.)
Xiyu Zheng and Shengsong Yu (1981): Scientia Geographica Sinica 1(1), 66-76; Shaoxiu Yang (1991): Journal of Lake Sciences 3(1), 1-10
      • Nyima Co. (Nima Co.)
Xiyu Zheng and Shengsong Yu (1981): Scientia Geographica Sinica 1(1), 66-76; Shaoxiu Yang (1991): Journal of Lake Sciences 3(1), 1-10
Czech Republic
 
  • Bohemia (Böhmen; Boehmen)
    • Karlovy Vary Region
      • Karlovy Vary (Karlsbad; Carlsbad)
Cílek, V., Vylita, T., Filippi, M.: Mineralogie karlovarské vřídelní desky a jejího podloží. Minerál, 2006, 14, 1, 3-10.
Egypt
 
  • Western Desert
Marchesini, M. & Barresi, A. (2009): I minerali di Wadi natrun, Deserto Occidentale, Egitto, Rivista Mineralogica Italiana, 4/2009, 228-258.
Finland
 
  • Lapland Region
    • Savukoski
      • Tulppio
http://gac.esd.mun.ca/gac_2004/search_abs/sub_program.asp?sess=98&form=10&abs_no=136
France
 
  • Auvergne-Rhône-Alpes
    • Allier
      • Vichy
        • Abrest
Germany
 
  • Lower Saxony
    • Harz
      • Goslar
        • Grane Reservoir
No reference listed
Schnorrer-Köhler, G. (1991): Mineralogische Notizen V. Aufschluss 42, 155-171.
  • North Rhine-Westphalia
    • Sauerland
      • Iserlohn
        • Letmathe
Bender/Marl, D. & Krimmelbein/Altena, W. (1994) Aktuelle Übersicht: Mineralien der Zinkhütte Genna/Sauerland. Stand Juni 1994. Mineralien-Welt, 4/94, 10.
Greenland
 
  • Kujalleq
    • Narsaq
Soerensen, H. (2001): The Ilimaussaq alkaline complex, South Greenland: status of mineralogical research with new results, Geology of Greenland Survey Bulletin 190, GEUS; Petersen, O.V. (2001): List of all minerals identified in the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin. 190, 25-33
Italy (TL)
 
  • Campania
    • Naples Province
      • Somma-Vesuvius Complex
Bannister F.A. (1928): Nature, 122, 866; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 135.
Russo, M., Punzo, I. (2004): I minerali del Somma-Vesuvio, AMI
Kenya
 
  • Rift Valley Province
    • Gregory Rift
G. Périnet, J.J. Tiercelin, C.E. Barton : "Présence de kanémite dans les sédiments récents du lac Bogoria, Rift Gregory, Kenya", Bull. Minéral., 1982, 105, 633-639.
Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 135.
    • South Rift Valley
Geological Society of America Abstracts with Programs, Vol. 42, No. 5, p. 404
Mexico
 
  • Coahuila
Levresse, G., Tritlla, J., Villareal, J., Gonzalez-Partida, E., 2006. The “el pilote” fluorite skarn: a crucial deposit to understand the origin and mobilizacion of the F from northern Mexico deposits Journal of Geochemical Exploration. 89, 1-3, 205-209.
Mozambique
 
  • Zambezia Province
    • Alto Ligonha District
Thomas, R., Davidson, P. (2010): Hambergite-rich melt inclusions in morganite crystals from the Muiane pegmatite, Mozambique and some remarks on the paragenesis of hambergite. - Mineralogy and Petrology, 100, 3-4, 227-23
Mineralogical Magazine, Feb. 2002, V. 66, N° 1, pp. 201-213.
Namibia
 
  • Kunene Region
    • Damaraland District
      • Kalkfeld
American Mineralogist, Vol. 84, pp. 1117-1125, 1999.; New Data on Minerals (2004): 39: 50-64
Romania
 
  • Harghita Co.
    • Ditrău (Ditró)
http://www.geol.vt.edu/research/gsrs/gsrs2005/Abstracts/afall%201115AM%20F.doc
Russia
 
  • Northern Region
    • Murmanskaya Oblast'
      • Khibiny Massif
Pekov, I.V. & Podlesnyi, A.S. (2004): Kukisvumchorr Deposit: Mineralogy of Alkaline Pegmatites and Hydrotermalites. Mineralogical Almanac, vol. 7, 140 pages + xxiv photo's pages
www.koeln.netsurf.de/~w.steffens/lovo.htm
Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Sudan
 
  • South Darfur Wilayah (Janub Darfur Wilayah)
    • Meidob Hills
Sharygin, I. S., Golovin, A. V., Korsakov, A. V., & Pokhilenko, N. P. (2013). Eitelite in sheared peridotite xenoliths from Udachnaya-East kimberlite pipe (Russia)–a new locality and host rock type. European Journal of Mineralogy, 25(5), 825-834.
Sweden
 
  • Medelpad
    • Sundsvall
Sandström, F., Binett, T., Wiklund, C. & Vikström, J. (2010): Alnöområdets geologi och mineralogi. Litiofilen. 27 (2) :14-42
Switzerland
 
  • Vaud (Waadt)
    • Bex
Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 287.
Tajikistan
 
  • Viloyati Mukhtori Gorno-Badakhshan (Viloyati Badakhshoni Kuni)
    • Pamir Mts
      • Rangkul' Highlands
Thomas, R., Davidson, P. (2010): Hambergite-rich melt inclusions in morganite crystals from the Muiane pegmatite, Mozambique and some remarks on the paragenesis of hambergite. - Mineralogy and Petrology, 100, 3-4, 227-23; Thomas, R., & Davidson, P. (2010). Hambergite-rich melt inclusions in morganite crystals from the Muiane pegmatite, Mozambique and some remarks on the paragenesis of hambergite. Mineralogy and Petrology, 100(3-4), 227-239.
Tanzania
 
  • Arusha Region
Mitchell, R.H. (2006) Mineralogy of stalactites formed by subaerial weathering of natrocarbonatite hornitos at Oldoinyo Lengai, Tanzania. Mineralogical Magazine: 70: 437-444; Zaitsev, A. N., & Keller, J. (2006). Mineralogical and chemical transformation of Oldoinyo Lengai natrocarbonatites, Tanzania. Lithos, 91(1), 191-207.
Tunisia
 
  • Al Kåf Governorate (El Kef; Le Kef)
    • Tajerouine
      • Garn Alfaya (Jebel Garn Halfaya; Djebel Garn Halfaya; Djebel Gueurn Halfaya; Jabal Qarn 'alfåyah; Djebel Gulurn Halfaya)
Mlayah, A., Ferreira da Silva, E., Rocha, F., Hamza, C. B., Charef, A., & Noronha, F. (2009). The Oued Mellègue: Mining activity, stream sediments and dispersion of base metals in natural environments, North-western Tunisia. Journal of Geochemical Exploration, 102(1), 27-36.
Turkey
 
  • Central Anatolia Region
    • Ankara Province
Helvaci, C., Mordogan, H., Çolak, M., & Gündogan, I. (2004). Presence and distribution of lithium in borate deposits and some recent lake waters of west-central Turkey. International Geology Review, 46(2), 177-190.
USA
 
  • California
    • Inyo Co.
      • Deep Springs Valley
Jones, Blair Francis (1961), Zoning of saline minerals at Deep Spring Lake, California: USGS PP 424-B, Article 83: B200; Jones, Blair Francis (1963), Layer sequence of saline minerals at Deep Spring Lake, California (abstract): Geological Society of America Program, New York Meeting: 88A; Hardie, L.A. and Eugster, H.P. (1970) The evolution of closed-basin brines. Mineralogical Society of America Special Paper 3: 232; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 205, 207.
    • San Bernardino Co.
Foshag, William Frederick (1940), Sodium bicarbonate (nahcolite) from Searles Lake, California: American Mineralogist: 25: 769; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 207; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 135.
  • Colorado
Harvard Museum of Natural History specimen no. 98943
      • Rifle
Ertle (1947) American Mineralogist: 32: 117; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 135.
    • Mesa Co.
Minerals of Colorado (1997) Eckels, E. B.
    • Rio Blanco Co.
Minerals of Colorado (1997) E.B. Eckels
      • Piceance Basin
Minerals of Colorado (1997) E.B. Eckels
        • Green River Formation
Minerals of Colorado (1997) E.B. Eckels
      • Piceance Creek Basin
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Minerals of Colorado (1997) E.B. Eckels
  • Colorado/Utah/Wyoming
Minerals of Colorado (1997) Eckel, E. B.
  • Oregon
    • Lake Co.
Gunnar Färber
  • Utah
    • Duchesne Co.
UGMS Bull 117 Minerals and Mineral Localities of Utah
http://gsa.confex.com/gsa/2002AM/finalprogram/abstract_45510.htm.
Am Min 45:188-199
Am Min 58:211-217; U.S. GEOLOGICAL SURVEY Open-File Report 96-0729
    • Uintah Co.
UGMS Bull 117 Minerals and Mineral Localities of Utah
Am Min 46:379-393
      • Uteland Knoll District (Ouray District)
        • Ouray
Am Min 41:672
  • Wyoming
    • Sweetwater Co.
      • Green River Basin
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
      • Green River Formation
Am Min 48:400-403
Am Min 48:400-403
Am Min 48:400-403
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