Archaeological dating techniques

Specimens of organic material which can yield good amount of carbon can be collected for C-14 dating.

For example charcoal, wood, shell, paper, leaves, cloth, animal hair, bone, pollen, tooth, iron, prehistoric soot from the ceiling of the caves practically any material containing some carbon can be subjected Bones are generally affected by ground water carbonates and are therefore least reliable for dating.

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.

Association in simplicity can be illustrated by an example, at the port of Arikamedu near Pondicherry.

Consequently, the chronology worked out for the geological deposits helped in dating the prehistoric tools found in these deposits. There are certain antiquities and potteries which by themselves have acquired a dating value.Charred bones are better preserved and are therefore relatively more reliable.Charcoal is best material specially if derived from short live plants.Even when the absolute dates are available, we have to supplement the information with relative dating.The various methods of relative dating are; This method depends on the common observation that the height of the habitational area increases as the people continue to live at the same place.

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This closely agrees with the fact that the seals from Indus Valley style from Ur, Kish and Tell Asmar and other sites fall within the range of 2500-1500 B. When a group or type of objects are found together under circumstances suggesting contemporanity they are said to be associated.

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