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Nasinite Mineral Data
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General Nasinite Information
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 Chemical Formula: |
Na2B5O8(OH)•2(H2O) |
| Composition: |
Molecular Weight = 281.06 gm |
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Sodium 16.36 % Na 22.05 % Na2O |
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Boron 19.23 % B 61.92 % B2O3 |
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Hydrogen 1.79 % H 16.02 % H2O |
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Oxygen 62.62 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Na2B5O8(OH)•2(H2O) |
| Environment: |
Scales on piping in a geothermal field. |
| IMA Status: |
Approved IMA 1961 |
| Locality: |
Larderello, Val di Cecina, Tuscany, Italy. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Rafaello Nasini (1854-1931), Italian chemist. |
| Name Pronunciation: |
Nasinite  |
| Synonym: |
ICSD 1973 |
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PDF 29-1180 |
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Nasinite Crystallography
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| Axial Ratios: |
a:b:c =1.8376:1:1.7097 |
| Cell Dimensions: |
a = 11.998, b = 6.529, c = 11.163, Z = 2; V = 874.45 Den(Calc)= 1.07 |
| Crystal System: |
Orthorhombic - Pyramidal H-M Symbol (mm2) Space Group: P na21 |
| X Ray Diffraction: |
By Intensity(I/Io): 5.27(1), 5.99(0.95), 2.9(0.7), |
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Physical Properties of Nasinite
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| Color: |
White. |
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Optical Properties of Nasinite
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| Gladstone-Dale: |
CI calc= -1.077 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.4766,KC= 0.2295
Ncalc = 1.25 |
| Optical Data: |
Biaxial (-), a=1.494, b=1.512, g=1.524, bire=0.0300, 2V(Calc)=76, 2V(Meas)=66.8. |
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Calculated Properties of Nasinite
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| Electron Density: |
Bulk Density (Electron Density)=1.07 gm/cc
note: Specific Gravity of Nasinite =1.07 gm/cc.
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| Fermion Index: |
Fermion Index = 0.03
Boson Index = 0.97 |
| Photoelectric: |
PENasinite = 0.52 barns/electron
U=PENasinite x rElectron Density= 0.55 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Nasinite is Not Radioactive |
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Nasinite Classification
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| Dana Class: |
26.05.06.01 (26)Hydrated Borates Containing Hydroxyl or Halogen |
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(26.05)Dana Type |
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(26.05.06)Dana Group |
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26.05.06.01 Nasinite Na2B5O8(OH)•2(H2O) P na21 mm2 |
| Strunz Class: |
06.EC.05 06 - BORATES |
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06.E - Pentaborates |
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06.EC -Phyllo-pentaborates |
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06.EC.05 Biringuccite Na2B5O8(OH)•(H2O) P 21/c 2/m |
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06.EC.05 Nasinite Na2B5O8(OH)•2(H2O) P na21 mm2 |
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Other Nasinite Information
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| References: |
NAME( AntBidBlaNic5) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) |
| See Also: |
Links to other databases for Nasinite :
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
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Print or Cut-and-Paste your Nasinite Specimen Label here :
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Nasinite
Na2B5O8(OH)•2(H2O)
Dana No: 26.05.06.01 Strunz No: 06.EC.05
Locality:
Notes:
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