|
Georgechaoite Mineral Data + |
General Georgechaoite Information |
|||
| KNaZrSi3O9·2(H2O) | |||
| Molecular Weight = 417.59 gm | |||
| Potassium 9.36 % K 11.28 % K2O | |||
| Sodium 5.51 % Na 7.42 % Na2O | |||
| Zirconium 21.85 % Zr 29.51 % ZrO2 | |||
| Silicon 20.18 % Si 43.16 % SiO2 | |||
| Hydrogen 0.97 % H 8.63 % H2O | |||
| Oxygen 42.14 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| KNaZrSi3O9·2(H2O) | |||
| Found in small cavities in an alacime nepheline syenite. | |||
| Approved IMA 1985 | |||
| Wind Mountain laccolith, Otero County, New Mexico. Link to MinDat.org Location Data. | |||
| The name honors Prof. George Y. Chao of Carlton University, Ottawa, Canada, for his work with Zr silicates. | |||
| ICSD 201843 | |||
| IMA1984-024 | |||
| PDF 39-315 | |||
Search for Georgechaoite Images | |||
|
|
|
||
Georgechaoite Crystallography |
|||
| a:b:c =0.9146:1:0.5204 | |||
| a = 11.836, b = 12.94, c = 6.735, Z = 4; V = 1,031.52 Den(Calc)= 2.69 | |||
| Orthorhombic - PyramidalH-M Symbol (mm2) Space Group: P 21nb | |||
| By Intensity(I/Io): 3.12(1), 6.46(0.73), 5.95(0.7), | |||
|
Mouse |
| ||
Physical Properties of Georgechaoite |
|||
| None | |||
| Colorless, White. | |||
| 2.7 | |||
| Transparent | |||
| Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz). | |||
| 5 - Apatite | |||
| white | |||
Optical Properties of Georgechaoite |
|||
| CI meas= -0.011 (Superior) - where the CI = (1-KPDmeas/KC) CI calc= -0.014 (Superior) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2207,KPDmeas= 0.2199,KC= 0.2176 |
|||
| Biaxial (-), a=1.578, b=1.597, g=1.606, bire=0.0280, 2V(Calc)=68, 2V(Meas)=67. | |||
Calculated Properties of Georgechaoite |
|||
relectron=2.64 gm/cc |
|||
| Fermion Index = 0.03414 Boson Index = 0.96586 |
|||
PEGeorgechaoite = 30.58 barns/electron |
|||
| GRapi = 131.99 (Gamma Ray American Petroleum Institute Units) Estimated Radioactivity from Georgechaoite |
|||
Georgechaoite Classification |
|||
| 59.2.2.4 (59)Cyclosilicate Three-Membered Rings | |||
| (59.2)hydrated | |||
| (59.2.2)Catapleiite group | |||
| VIII/E.04-40 VIII - Silicates | |||
| VIII/E - Cyklosilicates, triplet rings [Si3O9]6- | |||
| VIII/E.04 - Catapleiite - Komkovite series | |||
Other Georgechaoite Information |
|||
| NAME( MinRec) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | |||
| Links to other databases for Georgechaoite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (MinSocAm) 7 -Handbook of Mineralogy (UofA) 8 -MinDAT 9 -MinMax(Deutsch) 10 -MinMax(English) 11 -Mineralienatlas (Deutsch) 12 -QUT Mineral Atlas 13 - WWW-MINCRYST 14 -École des Mines de Paris Search for Georgechaoite using: Visit our Advertisers for Georgechaoite : Translate Georgechaoite Mineral Data : Ask about Georgechaoite here : Print or Cut-and-Paste your Georgechaoite Specimen Label here :
|
|||