It is nearly always association with other phenomena that gives a first clue as to the use, the age and chronological attribution of a potential datum, but age at least may sometimes be inferred from position in a geological deposit or a layer of peat.Once a type has been classified by the aid of its context further specimen of the same type, even when found in isolation, can be assigned their place in terms of dates.
With the aid of these dated imports it was possible to date the associated Indian objects to the first two centuries A. Similarly NBP and PGW has helped in fixing the chronology of numerous sites. Sometimes dates are also obtained with the assistance of astronomy.
Clay tablets found in West Asia contain inscriptional evidence with regard to the occurrence of a solar eclipse.
For example, if the cultural contents of the lower deposit are Mauryan in character, appropriately this deposit may be assigned a date between 400-200 B. Similarly, if the cultural equipment of the upper deposit are of the Sunga period, this deposit has to placed between 200-73 B. Quite often, the archaeologist decided the change of stratum on the basis of the feed of the deposit.
In such cases subjective element cannot be ruled out.
Association in simplicity can be illustrated by an example, at the port of Arikamedu near Pondicherry.
Antiquities and potteries of Roman origin were found in association with the finds of Indian origin.
According to him a period of hundred years may be granted for the accumulation of a deposit of one and a half feet.
However this formula has not been accepted by many archaeologists.
But, for a single culture site the method is quite reliable.Tags: Adult Dating, affair dating, sex dating