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Norsethite

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Kremikovtsi, Sofiya (Sofia) Oblast, Bulgaria
© O. Dziallas

Show Norsethite Photos (2)
Formula:
BaMg(CO
 
3
)
 
2
System:TrigonalHardness:3½
This page provides mineralogical data about Norsethite.

Classification of Norsethite

IMA status:Approved
Strunz 8th edition ID:5/B.03-50
Nickel-Strunz 10th (pending) edition ID:5.AB.30

5 : CARBONATES (NITRATES)
A : Carbonates without additional anions, without H2O
B : Alkali-earth (and other M2+) carbonates
Dana 8th edition ID:14.2.2.1

14 : ANHYDROUS NORMAL CARBONATES
2 : AB(XO3)2
Hey's CIM Ref.:11.5.3

11 : Carbonates
5 : Carbonates of Sr and Ba
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Type Occurrence of Norsethite

Type Locality:Westvaco mine, Green River formation, Sweetwater Co., Wyoming, USA
Year of Discovery:1959

Physical Properties of Norsethite

Hardness (Mohs):3½

Crystallography of Norsethite

Crystal System:Trigonal
Cell Parameters:a = 5.02Å, c = 16.75Å
Ratio:a:c = 1 : 3.337
Unit Cell Volume:V 365.56 ų (Calculated from Unit Cell)

Optical Data of Norsethite

Type:Uniaxial (-)
RI values: nω = 1.694 nε = 1.519
Maximum Birefringence:δ = 0.175

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

Chemical Properties of Norsethite

Formula:
BaMg(CO
 
3
)
 
2
Essential elements:Ba, C, Mg, O
All elements listed in formula:Ba, C, Mg, O

Relationship of Norsethite to other Species

Related Minerals - Nickel-Strunz Grouping):
5.AB.05Calcite
CaCO
 
3
5.AB.05Gaspéite
(Ni,Mg,Fe)CO
 
3
5.AB.05Magnesite
MgCO
 
3
5.AB.05Otavite
CdCO
 
3
5.AB.05Rhodochrosite
MnCO
 
3
5.AB.05Siderite
FeCO
 
3
5.AB.05Smithsonite
ZnCO
 
3
5.AB.05Spherocobaltite
CoCO
 
3
5.AB.10Ankerite
Ca(Fe
2+
 
 ,Mg,Mn
2+
 
)(CO
 
3
)
 
2
5.AB.10Dolomite
CaMg(CO
 
3
)
 
2
5.AB.10Kutnohorite
Ca(Mn,Mg,Fe)(CO
 
3
)
 
2
5.AB.10Minrecordite
CaZn(CO
 
3
)
 
2
5.AB.15Aragonite
CaCO
 
3
5.AB.15Cerussite
PbCO
 
3
5.AB.15Strontianite
SrCO
 
3
5.AB.15Witherite
BaCO
 
3
5.AB.20Vaterite
CaCO
 
3
5.AB.25Huntite
CaMg
 
3
(CO
 
3
)
 
4
5.AB.35Alstonite
BaCa(CO
 
3
)
 
2
5.AB.40Olekminskite
Sr(Sr,Ba)(CO
 
3
)
 
2
5.AB.40Paralstonite
BaCa(CO
 
3
)
 
2
5.AB.45Barytocalcite
BaCa(CO
 
3
)
 
2
5.AB.50Carbocernaite
(Ca,Na)(Sr,Ce,Ba)(CO
 
3
)
 
2
5.AB.55Benstonite
(Ba,Sr)
 
6
(Ca,Mn)
 
6
Mg(CO
 
3
)
 
13
5.AB.60Juangodoyite
Na
 
2
Cu(CO
 
3
)
 
2
Related Minerals - Hey's Index Grouping:
11.5.1Strontianite
SrCO
 
3
11.5.2Witherite
BaCO
 
3
11.5.4Alstonite
BaCa(CO
 
3
)
 
2
11.5.5Paralstonite
BaCa(CO
 
3
)
 
2
11.5.6Barytocalcite
BaCa(CO
 
3
)
 
2
11.5.7Benstonite
(Ba,Sr)
 
6
(Ca,Mn)
 
6
Mg(CO
 
3
)
 
13

Other Names for Norsethite

German names:
Norsethit
Russian names:
Норсетит
Spanish names:
Norsethita

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 Norsethite

Reference List:American Mineralogist (1961): 46: 420-429.

Zeitschrift für Kristallographie (1985): 171: 275-280.

Neues Jahrbuch für Mineralogie, Monatshefte (1999): 87.

Internet Links for Norsethite

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  • Raman and XRD data at RRUFF project
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    Localities for Norsethite

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    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.
    Brazil
     
    • Southeast Region
      • São Paulo
    Bulgaria
     
    • Sofiya (Sofia) Oblast
    Canada
     
    • British Columbia
      • Liard Mining Division
        • Sifton Pass
          • Kechika River
    		Scott, J. D., & Peatfield, G. R. (1986). Mannardite [Ba.H2O](Ti6V3+2)O16, a new mineral species, and new data on redledgeite. Canadian Mineralogist, 24, 55-66.
    China
     
    • Inner Mongolia Autonomous Region
      • Baotou League
        • Darhan Muminggan United Banner
          • Bayan Obo
    		USGS Bull. 2143, Table 1, Principal minerals of the Bayan Obo ore deposit .
    Germany
     
    • Hesse
      • North Hesse
        • Richelsdorf District
          • Süss
            • Richelsdorf Smelter
    		S. Weiß: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
    Romania
     
    • Bihor Co.
      • Nucet
        • Băiţa Mining District (Baita Bihor; Rézbánya)
          • Codreanu Mine
    		Canadian Mineralogist Vol. 40, pp. 1693-1703 (2002)
          • Tony Mine
    		Canadian Mineralogist Vol. 40, pp. 1693-1703 (2002)
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Kovdor Massif
    		http://maurice.strahlen.org/kola/kovdor.htm
    www.koeln.netsurf.de/~w.steffens/vuori.htm
    Sweden
     
    • Värmland
      • Filipstad
    		Nysten, P., Holtstam, D. and Jonsson, E. (1999) The Långban minerals. In Långban - The mines,their minerals, geology and explorers (D. Holtstam and J. Langhof, eds.), Swedish Museum of Natural History and Raster Förlag, Stockholm & Chr. Weise Verlag, Munich, pp. 89-183.
    USA
     
    • Colorado
      • Gunnison Co.
        • White Earth District (Powderhorn District)
    		Minerals of Colorado (1997) E.B. Eckels
    • Wyoming
      • Sweetwater Co.
        • Green River formation
    		Am Min 46:420-429
    Mineral and/or Locality
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