Spectrographic dating

In Buddhist Pali canonical texts such as Digha Nikaya, Tevijja Sutta describes a discussion between the Buddha and Vedic scholars of his time.The Buddha names ten rishis, calls them "early sages" and makers of ancient verses that have been collected and chanted in his era, and among those ten rishi is Vasettha (the Pali spelling of Vashistha in Sanskrit The hymns composed by Vashistha are dedicated to Agni, Indra and other gods, but according to RN Dandekar, in a book edited by Michael Witzel, these hymns are particularly significant for four Indravarunau hymns.

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Thanks to the laboratory's modern equipment, a painting can be subjected to analysis using infrared reflectography, Wood's light, a stereoscopic microscope, IR spectroscopy and other instrumental techniques.3 e 4 - Microscopic analysis to examine the signs of ageing in the paint layer: the nature of the craquelure (natural or artificial - deep or superficial), the pigments (crystallinity, purity and size), restoration and other factors.

Wood's light and monochromatic lights permit an evaluation of the extent to which the painting has been restored, touched up and overpainted, as well as the identification of various fluorescent substances.7, 8 e 9 - Infrared reflectography permits an in-depth examination of the painting bringing to light underdrawings or grids, pentimenti, the depth of the craquelure, and identification of restoration work or the use of different materials.

The ascertainment of the authenticity of this painting has been carried out with scientific tests on the material and through the study of techniques and signs of wear.

In detail: 1) with the spectroscopic dating of the wooden stretcher once proved its originality 2) with stereo microscopic analyses for the study of the painting layer: the drying of the paint binder, the craquelure, the sign left by the stretcher, etc.

Tribal art occupies a decidedly special position respecting other fields of antiques.

A fine piece of furniture, for instance, even if resulting inauthentic, remains nonetheless a useful and decorative item of furniture.

In Rigvedic hymn 7.33.9, Vasistha is described as a scholar who moved across the Indus river to establish his school.

Vashistha is believed to have lived on the banks of Ganga in modern-day Uttarakhand.

Even the finest experts are often in doubt about the authenticity of items they examine.

The explanation is simple and compelling: 80% of the figures and masks available on the market today were produced in about 70 years between 18, and in this brief span of time these objects did not always develop visibly evident signs of age due to wear, atmospheric conditions or damage by insects etc.

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