Gurmeet singh Asked a Question
January 28, 2021 11:15 pmpts 30 pts
Age of granitic rocks can be determined using Rb-Sr whole rock radioactive dating method and the following age equation, (S/Sr)- ("Sr/Sr) +("Rb/6Sr) (e - 1) For a suite of representative co-magmatic granitic rocks, the Rb-Sr whole rock isochron plot and relevant data are shown in the diagram. The age of granite is calculated at Ga (1Ga= 10 yrs, give answer in one decimal place). t Isochron Sr 0.7004 tan6 =0.014301 =1.42 x 10 yr" 87Rb/ Sr
  • 3 Answer(s)
  • like-1
  • like-1
  • Shares
  • Sajan sarthak thankyou
    gurmeet mark this too
    Likes(0) Reply(1)
    Gurmeet singh
    thank you sir.
  • Sajan sarthak thankyou
    PUT Y = MX+ C equation. slope is given i.e the exponential part and then find out the age
    Likes(0) Reply(0)
  • Saurabh shukla Best Answer
    Please find solution below...
    • cropped6367848864766358367.jpg
    Likes(0) Reply(2)
    Gurmeet singh