[Newest Minerals] [Equipment] [Analytical Services] [About Us] [Mineral Gallery] [eBay Store] See Also: [Diamond Crystals] [Mineral News] [Hudson Institute] [Minerals on CDROM] Rare Minerals, Meteorites, Equipment and Analytical Services Excalibur Mineral Company, World leaders in the supply of rare species Serving the scientific and collector communities since 1974 General Bunsenite InformationNiO |
Molecular Weight = 74.69 gm |
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Nickel 78.58 % Ni 100.00 % NiO |
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Oxygen 21.42 % O |
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100.00 % 100.00 % = TOTAL OXIDE |
NiO |
In a hydrothermal Ni-U vein. |
Valid Species (Pre-IMA) 1868 |
At Johanngeorgenstadt, Saxony, Germany. Link to MinDat.org Location Data. |
For Professor Robert William Eberhard Bunsen (1811-1899), German chemist of the University of Heidelberg, Heidelberg, Germany, who had observed artificial NiO. |
Bunsenite + Pronunciation |
ICSD 9866 |
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PDF 4-835 |
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Bunsenite Crystallographya = 4.1768, Z = 4; V = 72.87 Den(Calc)= 6.81 |
Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: F m3m |
By Intensity(I/Io): 2.088(1), 2.41(0.91), 1.476(0.57), |
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| Physical Properties of BunseniteDark yellow green, Pistachio green. |
6.4 - 6.8, Average = 6.6 |
Translucent to opaque |
Crystalline - Fine - Occurs as well-formed fine sized crystals. |
5.5 - Knife Blade |
Adamantine |
brown black |
| Optical Properties of BunseniteCI meas= -0.059 (Good) - where the CI = (1-KPDmeas/KC) |
CI calc= -0.026 (Excellent) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1806,KPDmeas= 0.1864,KC= 0.176 Ncalc = 2.13 - 2.2 Isotropic, n=2.23. |
| Calculated Properties of BunseniteBulk Density (Electron Density)=6.56 gm/cc |
note: Specific Gravity of Bunsenite =6.81 gm/cc. Fermion Index = 0.0089822212 |
Boson Index = 0.9910177788 PEBunsenite = 31.62 barns/electron |
U=PEBunsenite x rElectron Density= 207.56 barns/cc. GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Bunsenite is Not Radioactive | Bunsenite Classification04.02.01.02 (04)Simple Oxides |
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(04.02)with a cation charge of 2+ (A++ O) |
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(04.02.01)Periclase group (Isometric, Fm3m) |
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04.AB.25 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate |
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04.A - Metal:Oxygen = 2.1 and 1:1 |
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04.AB -M:O = 1:1 (and up to 1:1.25); with small to medium-sized cations only |
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| Other Bunsenite InformationNAME( AntBidBlaNic3) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Ford32) |
Links to other databases for Bunsenite : |
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 - University of Colorado - Mineral Structure Data 16 - WWW-MINCRYST Search for Bunsenite using: Visit our Advertisers for Bunsenite : 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 Bunsenite Mineral Data : Ask about Bunsenite here : Print or Cut-and-Paste your Bunsenite Specimen Label here :
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