General Bruggenite Information Chemical Formula: |
Ca(IO3)2•(H2O) |
Composition: |
Molecular Weight = 407.90 gm |
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Calcium 9.83 % Ca 13.75 % CaO |
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Hydrogen 0.49 % H 4.42 % H2O |
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Iodine 62.22 % I 81.84 % I2O5 |
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Oxygen 27.46 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
Ca(IO3)2•(H2O) |
Environment: |
Veins with nitratine and impregnating the enclosing decomposing rhyolite tuff in a small basin filled with nitrate caliche. |
IMA Status: |
Approved IMA 1971 |
Locality: |
Pampa Pique III, about one km north of Oficina Lautaro, Taltal district, Antofagasta, Chile. Link to MinDat.org Location Data. |
Name Origin: |
Named for Juan Bruggen (1887-1953), University of Chile, who wrote the first textbook on the geology of Chile. |
Name Pronunciation: |
Bruggenite + Pronunciation |
Synonym: |
Brueggenite |
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Images:
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| | Bruggenite Crystallography Axial Ratios: |
a:b:c =0.8486:1:0.7491 |
Cell Dimensions: |
a = 8.509, b = 10.027, c = 7.512, Z = 4; beta = 95.27° V = 638.21 Den(Calc)= 4.24 |
Crystal System: |
Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 21/c |
X Ray Diffraction: |
By Intensity(I/Io): 3.05(1), 3.24(0.9), 4.24(0.8), |
Crystal Structure:
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Mouse
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| Physical Properties of Bruggenite Color: |
Colorless, Bright yellow. |
Density: |
4.24 |
Diaphaneity: |
Transparent to Translucent |
Hardness: |
3.5 - Copper Penny |
Luster: |
Vitreous (Glassy) |
| Optical Properties of Bruggenite Gladstone-Dale: |
CI meas= 0.075 (Fair) - where the CI = (1-KPDmeas/KC) |
CI calc= 0.075 (Fair) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1882,KPDmeas= 0.1882,KC= 0.2035 Ncalc = 1.86 Optical Data: |
Biaxial (-), a=1.7755, b=1.7985, g=1.8205, bire=0.0450, 2V(Calc)=86, 2V(Meas)=86-96. |
| Calculated Properties of Bruggenite Electron Density: |
Bulk Density (Electron Density)=3.83 gm/cc |
note: Specific Gravity of Bruggenite =4.24 gm/cc. Fermion Index: |
Fermion Index = 0.0002651778 |
Boson Index = 0.9997348222 Photoelectric: |
PEBruggenite = 233.63 barns/electron |
U=PEBruggenite x rElectron Density= 893.68 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Bruggenite is Not Radioactive | Bruggenite Classification Dana Class: |
21.01.02.01 (21)Iodates - Anhydrous and Hydrated |
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(21.01)with miscellaneous formulae |
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(21.01.02)Dana Group |
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Strunz Class: |
04.KC.10 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate |
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04.K - Iodates |
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04.KC -Iodates without additional anions, with H2O |
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| Other Bruggenite Information References: |
NAME( AntBidBlaNic3) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) |
See Also: |
Links to other databases for Bruggenite : |
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 Search for Bruggenite using: Visit our Advertisers for Bruggenite : A Bijoux Google Search for BruggeniteAdam's Minerals Google Search for Bruggenite Cape Minerals Google Search for Bruggenite Dakota Matrix Minerals Google Search for Bruggenite Excalibur Mineral Corp. Google Search for Bruggenite Exceptional Minerals Google Search for Bruggenite John Betts Fine Minerals Search for Bruggenite McDougall Minerals Google Search for Bruggenite Mineral News Website Link Rock and Mineral Shows Google Search for Bruggenite Weinrich Minerals, Inc. Google Search for Bruggenite Ask about Bruggenite here : Print or Cut-and-Paste your Bruggenite Specimen Label here :
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