[New Updates] [Gallery 1] [Gallery 2] [Gallery 3] [Rock Shop Gallery] Serving the mineral collector and educator community since 1970 Over 900,000 mineral specimens in stock New minerals acquired weekly - Wright's Rock Shop General Norsethite InformationBaMg(CO3)2 |
Molecular Weight = 281.65 gm |
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Barium 48.76 % Ba 54.44 % BaO |
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Magnesium 8.63 % Mg 14.31 % MgO |
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Carbon 8.53 % C 31.25 % CO2 |
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Oxygen 34.08 % O |
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100.00 % 100.00 % = TOTAL OXIDE |
BaMg(CO3)2 |
Authigenic mineral in and underlying the Green River Formation |
Approved IMA 1960 |
Westvaco trona mine, about 30 km west of Green River, Sweetwater Co., Wyoming, USA. Link to MinDat.org Location Data. |
Named for Keith Norseth (1927-1991), American engineering geologist, Westvaco trona mine, Wyoming, USA, |
Norsethite + Pronunciation |
ICSD 24435 |
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PDF 12-530 |
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Norsethite Crystallographya:c = 1:3.33665 |
a = 5.02, c = 16.75, Z = 3; V = 365.56 Den(Calc)= 3.84 |
Trigonal - TrapezohedralH-M Symbol (3 2) Space Group: R 32 |
By Intensity(I/Io): 3.015(1), 2.656(0.35), 3.86(0.35), |
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Mouse
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| Physical Properties of Norsethite{???} Good |
Colorless, White. |
3.837 |
Transparent to Translucent |
Hackly - Jagged, torn surfaces, (e.g. fractured metals). |
3.5 - Copper Penny |
Vitreous - Pearly |
white |
| Optical Properties of NorsethiteCI meas= 0.038 (Excellent) - where the CI = (1-KPDmeas/KC) |
CI calc= 0.038 (Excellent) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1579,KPDmeas= 0.1581,KC= 0.1642 Ncalc = 1.63 Uniaxial (-), e=1.519, w=1.694, bire=0.1750. |
| Calculated Properties of NorsethiteBulk Density (Electron Density)=3.49 gm/cc |
note: Specific Gravity of Norsethite =3.84 gm/cc. Fermion Index = 0.09 |
Boson Index = 0.91 PENorsethite = 215.34 barns/electron |
U=PENorsethite x rElectron Density= 751.60 barns/cc. GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Norsethite is Not Radioactive | Norsethite Classification14.02.02.01 (14)Anhydrous Carbonates |
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(14.02)with Compound Formula A+ B++ (CO3)2 |
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(14.02.02)Norsethite Group |
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05.AB.30 05 - CARBONATES (NITRATES) |
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05.A - Carbonates without additional anions, without H2O |
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05.AB -Alkali-earth (and other M2+) carbonates |
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| Other Norsethite InformationNAME( AntBidBlaNic3) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) |
Links to other databases for Norsethite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - EUROmin Project 4 - Ecole des Mines de Paris 5 - Google Images 6 - Google Scholar 7 - Handbook of Mineralogy (MinSocAm) 8 - Handbook of Mineralogy (UofA) 9 - MinDAT 10 - MinMax(Deutsch) 11 - MinMax(English) 12 - Mineralienatlas (Deutsch) 13 - QUT Mineral Atlas 14 - Ruff.Info 15 - WWW-MINCRYST Search for Norsethite using: Visit our Advertisers for Norsethite : AA Mineral SpecimensB & L Fine Minerals Crystalarium.com Dan Weinrich Fine Minerals Dan Weinrich Auctions Dakota Matrix Desert Winds Gems and Minerals Excalibur Minerals Exceptional Minerals Fabre Minerals Heliodor John Betts Fine Minerals Mason's Minerals Mineral News Mineral of the Month Club Wrights Rock Shop Translate Norsethite Mineral Data : Ask about Norsethite here : Print or Cut-and-Paste your Norsethite Specimen Label here :
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