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Natrite

Big Photo

Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
© 2008, J. Weissman

Formula:
Na
 
2
CO
 
3
System:MonoclinicColour:Colourless, grey-white, ...
Hardness:1 - 1½
This page provides mineralogical data about Natrite.

Classification of Natrite

IMA status:Approved
Strunz 8th edition ID:5/B.01-50
Nickel-Strunz 10th (pending) edition ID:5.AA.10

5 : CARBONATES (NITRATES)
A : Carbonates without additional anions, without H2O
A : Alkali carbonates
Hey's CIM Ref.:11.1.2

11 : Carbonates
1 : Carbonates of the alkali metals and ammonium
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Type Occurrence of Natrite

Co-type Localities:Olenii Creek (Olenii Ruchei; Oleny Ruchei), Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
Rasvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
Karnasurt Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
Year of Discovery:1982

Physical Properties of Natrite

Colour:Colourless, grey-white, yellowish
Streak:White
Hardness (Mohs):1 - 1½

Crystallography of Natrite

Crystal System:Monoclinic
Cell Parameters:a = 8.9Å, b = 5.23Å, c = 6.04Å
β = 101.35°
Ratio:a:b:c = 1.702 : 1 : 1.155
Unit Cell Volume:V 275.65 ų (Calculated from Unit Cell)

Optical Data of Natrite

Type:Biaxial (-)
RI values: nα = 1.410 nβ = 1.535 nγ = 1.543
2V:Measured: 28° , Calculated: 26°
Maximum Birefringence:δ = 0.133

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Low
Dispersion:r > v

Chemical Properties of Natrite

Formula:
Na
 
2
CO
 
3
Essential elements:C, Na, O
All elements listed in formula:C, Na, O

Relationship of Natrite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
5.AA.05Zabuyelite
Li
 
2
CO
 
3
5.AA.10Gregoryite
(Na
 
2
,K
 
2
,Ca)CO
 
3
5.AA.15Nahcolite
NaHCO
 
3
5.AA.20Kalicinite
KHCO
 
3
5.AA.25Teschemacherite
(NH
 
4
)HCO
 
3
5.AA.30Wegscheiderite
Na
 
5
H
 
3
(CO
 
3
)
 
4
Related Minerals - Hey's Index Grouping:

- +
11.1.1Zabuyelite
Li
 
2
CO
 
3
11.1.3Nahcolite
NaHCO
 
3
11.1.4Wegscheiderite
Na
 
5
H
 
3
(CO
 
3
)
 
4
11.1.5Thermonatrite
Na
 
2
CO
 
3
·H
 
2
O
11.1.6Trona
Na
 
3
H(CO
 
3
)
 
2
·2H
 
2
O
11.1.7Natron
Na
 
2
CO
 
3
·10H
 
2
O
11.1.8Kalicinite
KHCO
 
3
11.1.9Shortite
Na
 
2
Ca
 
2
(CO
 
3
)
 
3
11.1.10Nyerereite
Na
 
2
Ca(CO
 
3
)
 
2
11.1.11Natrofairchildite
11.1.12Zemkorite
Na
 
2
Ca(CO
 
3
)
 
2
11.1.13Pirssonite
Na
 
2
Ca(CO
 
3
)
 
2
·2H
 
2
O
11.1.14Gaylussite
Na
 
2
Ca(CO
 
3
)
 
2
·5H
 
2
O
11.1.15Baylissite
K
 
2
Mg(CO
 
3
)
 
2
·4H
 
2
O
11.1.16Fairchildite
K
 
2
Ca(CO
 
3
)
 
2
11.1.17Bütschliite
K
 
2
Ca(CO
 
3
)
 
2
11.1.18Teschemacherite
(NH
 
4
)HCO
 
3

Other Names for Natrite

Synonyms:
IMA1981-005Natrite (of Khomyakov)
Other Languages:
German:Natrit
Russian:Натрит
Spanish:Natrita

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Natrite

Reference List:American Mineralogist (1983): 68: 281-282.

Zubkova, N.V., Pushcharovskii, D.Yu., Ivaldi, G., Ferraris, G., Pekov, .V., and Chukanov, N.V. (2002) Crystal structure of natrite, γ-Na2CO3. Neues Jahrbuch für Mineralogie, Monatshefte 2002: 85-96.

Internet Links for Natrite

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  • Raman and XRD data at RRUFF project
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  • Natrite details from Handbook of Mineralogy (PDF)
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    Localities for Natrite

    Hide Locality List
    The 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.
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    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Austria
     
    • Carinthia
      • Karawanken Mts
        • Bad Eisenkappel (Bad Eisenkappl)
          • Ebriach
    		G. Niedermayr, I. Praetzel: Mineralien Kärntens, 1995
    • Salzburg
      • Hallein
        • Dürrnberg
    		R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
      • Salzburg
        • Untersberg massif
    		A. Strasser: Die Minerale Salzburgs (1989)
    • Upper Austria
      • Hallstatt
    		R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
    Canada
     
    • Québec
      • Rouville Co.
        • Mont Saint-Hilaire
    		Horváth, L and Gault, R.A. (1990), The mineralogy of Mont Saint-Hilaire Quebec. Mineralogical Record: 21: 284-359.
    Italy
     
    • Campania
      • Naples Province
        • Somma-Vesuvius Complex
    		Russo, M., 2006: I minerali di formazione fumarolica della grande eruzione vesuviana del 1906; Russo, M., Punzo, I. (2004): I minerali del Somma-Vesuvio, AMI
    • Sicily
      • Catania Province
        • Etna Volcanic Complex
    		No reference listed
    Russia
     
    • Far-Eastern Region
      • Kamchatka Oblast'
        • Tolbachik volcano
          • Great Fissure (Main Fracture) eruption
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Khibiny Massif
    		Can Min (2002) 40, (3), 961-970
    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
    [Mandarino, 1997]; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
          • Lovozero Massif
    		[World of Stones 95:5-6, p64]
    ZVMO,(1982) 111, 220-225; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    Mineral and/or Locality
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