General Henmilite Information![]() Ca2Cu[B(OH)4]2(OH)4 |
![]() Molecular Weight = 369.41 gm |
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Calcium 21.70 % Ca 30.36 % CaO |
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Copper 17.20 % Cu 21.53 % CuO |
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Boron 5.85 % B 18.85 % B2O3 |
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Hydrogen 3.27 % H 29.26 % H2O |
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Oxygen 51.97 % O |
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100.00 % 100.00 % = TOTAL OXIDE |
![]() Ca2CuB2(OH)12 |
![]() In borate veins cutting contact-metasomatized marble. |
![]() Approved IMA 1986 |
![]() Fuka mine, Okayama, Prefecture, Japan. Link to MinDat.org Location Data. |
![]() Named for Kitinosuke Henmi (1919-1997) and his daughter Chiyoko Henmi (1949-) for their work on the Skarn deposit at Fuka, Japan. |
![]() Henmilite + Pronunciation |
![]() ![]() ICSD 202148 |
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PDF 40-481 |
| | Henmilite Image
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Henmilite Crystallography![]() a:b:c =0.7222:1:0.7081 |
![]() a = 5.7617, b = 7.9774, c = 5.6488, Z = 1; alpha = 109.611°, beta = 91.473°, gamma = 83.686° V = 243.01 Den(Calc)= 2.52 |
![]() Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1 |
![]() By Intensity(I/Io): 5.25(1), 4.35(0.5), 3.709(0.4), |
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| Physical Properties of Henmilite![]() Bluish violet. |
![]() 2.51 |
![]() Transparent |
![]() Fragile - Crystals with a delicate and easily injured structure. |
![]() Microscopic Crystals - Crystals visible only with microscopes. |
![]() 1.5-2 - Talc-Gypsum |
![]() Vitreous (Glassy) |
![]() pale violet |
| Optical Properties of Henmilite![]() CI meas= 0.001 (Superior) - where the CI = (1-KPDmeas/KC) |
CI calc= 0.005 (Superior) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2392,KPDmeas= 0.2401,KC= 0.2404 Ncalc = 1.6 - 1.61 ![]() Biaxial (-), a=1.585, b=1.608, g=1.615, bire=0.0300, 2V(Calc)=56, 2V(Meas)=58. |
![]() pale pink. |
![]() pale purple. |
![]() pale blue. |
| Calculated Properties of Henmilite![]() Bulk Density (Electron Density)=2.54 gm/cc |
note: Specific Gravity of Henmilite =2.51 gm/cc. ![]() Fermion Index = 0.01 |
Boson Index = 0.99 ![]() PEHenmilite = 9.95 barns/electron |
U=PEHenmilite x rElectron Density= 25.27 barns/cc. ![]() GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Henmilite is Not Radioactive | Henmilite Classification![]() 26.01.05.01 (26)Hydrated Borates Containing Hydroxyl or Halogen |
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(26.01)Dana Type |
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(26.01.05)Dana Group |
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![]() 06.AC.30 06 - BORATES |
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06.A - Monoborates |
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06.AC -B(O,OH)4, without and with additional anions; 1(T), 1(T)+OH, etc. |
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| Other Henmilite Information![]() NAME( AntBidBlaNic5) PHYS. PROP.(Am.Min.,Vol.71,p1234-1239,1986) OPTIC PROP.(Dana8) |
![]() Links to other databases for Henmilite : |
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 Henmilite using: Visit our Advertisers for Henmilite : A Bijoux Google Search for HenmiliteAdam's Minerals Google Search for Henmilite Cape Minerals Google Search for Henmilite Dakota Matrix Minerals Google Search for Henmilite Excalibur Mineral Corp. Google Search for Henmilite Exceptional Minerals Google Search for Henmilite John Betts Fine Minerals Search for Henmilite McDougall Minerals Google Search for Henmilite Mineral News Website Link Rock and Mineral Shows Google Search for Henmilite Weinrich Minerals, Inc. Google Search for Henmilite Ask about Henmilite here : Print or Cut-and-Paste your Henmilite Specimen Label here :
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