General Yvonite Information![]() Cu(AsO3OH)•2(H2O) |
![]() Molecular Weight = 239.50 gm |
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Copper 26.53 % Cu 33.21 % CuO |
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Arsenic 31.28 % As 47.98 % As2O5 |
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Hydrogen 2.10 % H 18.80 % H2O |
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Oxygen 40.08 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
![]() Cu(AsO3OH)•2(H2O) |
![]() Gold-bearing sulfo-arsenic ore. |
![]() Approved IMA 1998 (Dana # Added) |
![]() Salsigne mine near Carcassone, Aude, France. Link to MinDat.org Location Data. |
![]() Named in honor of Klaus Yvon, professor of crystallography at the University of Geneva, Switzerland. |
![]() Yvonite |
![]() ![]() ICSD 85540 |
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IMA1995-012 |
| | Yvonite Image
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Yvonite Crystallography![]() a:b:c =0.6833:1:0.539 |
![]() a = 7.632, b = 11.168, c = 6.02, Z = 4; alpha = 89.317°, beta = 86.55°, gamma = 74.733° V = 494.07 Den(Calc)= 3.22 |
![]() Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1 |
![]() By Intensity(I/Io): 7.35(1), 3.936(0.6), 4.44(0.6), |
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| Physical Properties of Yvonite![]() {100} Perfect, {010} Poor |
![]() Turquoise blue. |
![]() 3.2 |
![]() Transparent |
![]() Brittle - Irregular - Very brittle fracture producing irregular fragments |
![]() Radial - Crystals radiate from a center without producing stellar forms (e.g. stibnite) |
![]() Spherical - Spherical, rounded aggregates. |
![]() 3.5-4 - Copper Penny-Fluorite |
![]() Non-fluorescent. |
![]() Vitreous (Glassy) |
![]() blue |
| Optical Properties of Yvonite![]() CI meas= -0.038 (Excellent) - where the CI = (1-KPDmeas/KC) |
CI calc= -0.032 (Excellent) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2045,KPDmeas= 0.2057,KC= 0.1981 Ncalc = 1.63 - 1.64 ![]() Biaxial (-), a=1.615, b=1.66, g=1.7, bire=0.0850, 2V(Calc)=84, 2V(Meas)=82. Dispersion r > v medium. |
![]() colorless or light blue. |
![]() light blue. |
![]() blue. |
| Calculated Properties of Yvonite![]() Bulk Density (Electron Density)=3.09 gm/cc |
note: Specific Gravity of Yvonite =3.22 gm/cc. ![]() Fermion Index = 0.000195547 |
Boson Index = 0.999804453 ![]() PEYvonite = 32.79 barns/electron |
U=PEYvonite x rElectron Density= 101.39 barns/cc. ![]() GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Yvonite is Not Radioactive | Yvonite Classification![]() 39.01.10.01 (39)Hydrated Acid Phosphates, etc |
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(39.01)A+ [HXO4] · x(H2O) |
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(39.01.10)Dana Group |
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![]() 08.CB.25 08 - PHOSPHATES, ARSENATES, VANADATES |
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08.C - Phosphates without Additional Anions, with H2O |
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08.CB -With only medium-sized cations, RO4:H2O = 1:1 |
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| Other Yvonite Information![]() NAME( AmMin) PHYS. PROP.(Am.Min.,Vol.83,p383-389,1998) OPTIC PROP.(AmMin) |
![]() Links to other databases for Yvonite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - GeoScienceWorld 4 - Google Images 5 - Google Scholar 6 - Handbook of Mineralogy (MinSocAm) 7 - Handbook of Mineralogy (UofA) 8 - MinDAT 9 - Mineralienatlas (Deutsch) 10 - Online Mineral Museum 11 - QUT Mineral Atlas 12 - Ruff.Info 13 - WWW-MINCRYST Search for Yvonite using: Visit our Advertisers for Yvonite : A Bijoux Google Search for YvoniteAdam's Minerals Google Search for Yvonite Cape Minerals Google Search for Yvonite Dakota Matrix Minerals Google Search for Yvonite Excalibur Mineral Corp. Google Search for Yvonite Exceptional Minerals Google Search for Yvonite John Betts Fine Minerals Search for Yvonite McDougall Minerals Google Search for Yvonite Mineral News Website Link Rock and Mineral Shows Google Search for Yvonite Weinrich Minerals, Inc. Google Search for Yvonite Ask about Yvonite here : Print or Cut-and-Paste your Yvonite Specimen Label here :
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