General Nabaphite Information Chemical Formula: |
NaBaPO4•9(H2O) |
Composition: |
Molecular Weight = 417.43 gm |
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Barium 32.90 % Ba 36.73 % BaO |
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Sodium 5.51 % Na 7.42 % Na2O |
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Phosphorus 7.42 % P 17.00 % P2O5 |
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Hydrogen 4.35 % H 38.84 % H2O |
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Oxygen 49.83 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
NaBa(PO4)•9(H2O) |
Environment: |
Late-stage hydrothermal mineral in cavities in ijolite-urtite pegmatite in a differentiated alkalic massif. |
IMA Status: |
Approved IMA 1982 |
Locality: |
Mt. Yukspor, Khibiny massif, Kola Peninsula, Russia. Link to MinDat.org Location Data. |
Name Origin: |
Named for the sodium, Natrium, Barium, and Phosphorus in the composition. |
Name Pronunciation: |
Nabaphite + Pronunciation |
Synonym: |
ICSD 410328 |
| | Nabaphite Image
Images:
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Nabaphite Crystallography Cell Dimensions: |
a = 10.711, Z = 4; V = 1,228.83 Den(Calc)= 2.26 |
Crystal System: |
Isometric - TetartoidalH-M Symbol (2 3) Space Group: P 213 |
X Ray Diffraction: |
By Intensity(I/Io): 2.598(1), 2.866(0.9), 5.36(0.8), |
Crystal Structure:
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Mouse
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| Physical Properties of Nabaphite Cleavage: |
{100} Distinct |
Color: |
Colorless. |
Density: |
2.3 |
Diaphaneity: |
Transparent |
Fracture: |
Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz). |
Hardness: |
2 - Gypsum |
Luster: |
Vitreous - Dull |
Streak: |
white |
| Optical Properties of Nabaphite Gladstone-Dale: |
CI meas= 0.023 (Excellent) - where the CI = (1-KPDmeas/KC) |
CI calc= 0.006 (Superior) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.223,KPDmeas= 0.2191,KC= 0.2243 Ncalc = 1.51 - 1.52 Optical Data: |
Isotropic, n=1.504. |
| Calculated Properties of Nabaphite Electron Density: |
Bulk Density (Electron Density)=2.21 gm/cc |
note: Specific Gravity of Nabaphite =2.26 gm/cc. Fermion Index: |
Fermion Index = 0.05 |
Boson Index = 0.95 Photoelectric: |
PENabaphite = 135.51 barns/electron |
U=PENabaphite x rElectron Density= 299.33 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Nabaphite is Not Radioactive | Nabaphite Classification Dana Class: |
40.01.03.02 (40)Hydrated Phosphates, etc |
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(40.01)where A++ B++ (XO4) · x(H2O) |
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(40.01.03)Dana Group |
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Strunz Class: |
08.CJ.15 08 - PHOSPHATES, ARSENATES, VANADATES |
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08.C - Phosphates without Additional Anions, with H2O |
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08.CJ -With only large cations |
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| Other Nabaphite Information References: |
NAME( AntBidBlaNic4) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) |
See Also: |
Links to other databases for Nabaphite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - EUROmin Project 4 - Ecole des Mines de Paris 5 - GeoScienceWorld 6 - Google Images 7 - Google Scholar 8 - Handbook of Mineralogy (MinSocAm) 9 - Handbook of Mineralogy (UofA) 10 - MinDAT 11 - Mineralienatlas (Deutsch) 12 - Online Mineral Museum 13 - QUT Mineral Atlas 14 - Ruff.Info 15 - WWW-MINCRYST Search for Nabaphite using: Visit our Advertisers for Nabaphite : A Bijoux Google Search for NabaphiteAdam's Minerals Google Search for Nabaphite Cape Minerals Google Search for Nabaphite Dakota Matrix Minerals Google Search for Nabaphite Excalibur Mineral Corp. Google Search for Nabaphite Exceptional Minerals Google Search for Nabaphite John Betts Fine Minerals Search for Nabaphite McDougall Minerals Google Search for Nabaphite Mineral News Website Link Rock and Mineral Shows Google Search for Nabaphite Weinrich Minerals, Inc. Google Search for Nabaphite Ask about Nabaphite here : Print or Cut-and-Paste your Nabaphite Specimen Label here :
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