Genre: Non-Fiction Pages: 83 Author: Sharan Behari Lal. This book is an asset to prove the significance of fluorine dating method not only for the comparative chronology but at times actual dating of the archaeological sites, artifacts and cultures. Since the concentration of fluorine varies from place to place and from state to state chapters have been divided state-wise. The author is sure that the work embodied in it shall provide meaningful assistance to Geochronologists engaged in the field of dating the past.