[What's New] [Mineral Galleries] [About Us] [Contacts] [Login] At AA Mineral Specimens, we source quality Mineral Specimens, Fossils, Gemstones, Decorative Stones, Lapidary Material and Specimen Sets world-wide General Neighborite InformationNaMgF3 |
Molecular Weight = 104.29 gm |
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Sodium 22.04 % Na 29.71 % Na2O |
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Magnesium 23.31 % Mg 38.65 % MgO |
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Fluorine 54.65 % F 54.65 % F |
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- %
F -23.01 % -O=F2 |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
NaMgF3 |
Found in a drill core penetration of the Eocene Green River Formation. |
Approved IMA 1961 |
South Ouray, Uintah County, Utah, USA. Link to MinDat.org Location Data. |
Named for Frank Neighbor (1906-?), American petroleum geologist, Sun Oil Co. who logged the first specimen. |
Neighborite + Pronunciation |
ICSD 75291 |
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PDF 13-303 |
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Neighborite Crystallographya:b:c =0.6986:1:0.7169 |
a = 5.363, b = 7.676, c = 5.503, Z = 4; V = 226.54 Den(Calc)= 3.06 |
Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: Pcmn |
By Intensity(I/Io): 1.918(1), 2.71(0.5), 3.83(0.35),1.56(0.3), 2.3(0.3), 2.23(0.2), 1.58(0.1), |
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Mouse
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| Physical Properties of Neighborite{???} Indistinct |
Colorless, Pink, Reddish brown. |
3.03 |
Transparent to Translucent |
Uneven - Flat surfaces (not cleavage) fractured in an uneven pattern. |
Octahedral Crystals - Occurs as octahedral shaped crystals. |
4.5 - Between Fluorite and Apatite |
Vitreous (Glassy) |
white |
| Optical Properties of NeighboriteBiaxial (?), a=1.364, g=1.367, bire=0.0030 |
| Calculated Properties of NeighboriteBulk Density (Electron Density)=2.93 gm/cc |
note: Specific Gravity of Neighborite =3.06 gm/cc. Fermion Index = 0.02 |
Boson Index = 0.98 PENeighborite = 1.14 barns/electron |
U=PENeighborite x rElectron Density= 3.34 barns/cc. GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Neighborite is Not Radioactive | Neighborite Classification11.01.01.01 (11)Halide Complexes; Alumino-fluorides |
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(11.01)where (A)m B (X)3 |
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(11.01.01)Dana Group |
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03.AA.35 03 - HALIDES |
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03.A - Simple Halides, Without H2O |
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03.AA -M:X = 1:1, 2:3, 3:5, etc. |
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| Other Neighborite InformationNAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Dana8) |
Links to other databases for Neighborite : |
1 - Alkali-Nuts(English) 2 - Alkali-Nuts(Francais) 3 - Am. Min. Crystal Structure Database 4 - Athena 5 - EUROmin Project 6 - Ecole des Mines de Paris 7 - Google Images 8 - Google Scholar 9 - Handbook of Mineralogy (MinSocAm) 10 - MinDAT 11 - MinMax(Deutsch) 12 - MinMax(English) 13 - Mineralienatlas (Deutsch) 14 - QUT Mineral Atlas 15 - Ruff.Info 16 - WWW-MINCRYST Search for Neighborite using: Visit our Advertisers for Neighborite : 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 Neighborite Mineral Data : Ask about Neighborite here : Print or Cut-and-Paste your Neighborite Specimen Label here :
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