antique ivory still be collected and demand accordingly. Japanese Okimono or bike, especially antique Chinese carvings occupy a permanent place in the portfolio of high art trade in the field of antique Asian Art.
Who would like to examine an object, however, scientifically, to determine beyond doubt whether it is ivory, and if so, what region is the play and how old it owns, has good in Germany Opportunities to do so. Since 2003, the International Centre for Ivory reviewed research (International Studies Centre of Ivory; Incentivs) in Mainz with different scientific methods of alleged ivories for authenticity and age.
particular, the IR reflection spectroscopy is used for this purpose, the ivory is irradiated with infrared light to illuminate the exact material composition. While the material remains completely intact here, is drilled in laser ablation ICP-MS method, a minimum of a few thousandths of a millimeter hole strength. The ejected material is then ionized at about 8000 degrees Celsius and then analyzed. This allows the exact origin of the sample can be determined.
Contact the Institute: International Centre
for ivory, Mainz
www.incentivs.uni-mainz.de
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