NA03 X5-1 < 20191218102216-993555 > on NA03 X5-1 pub determined by LA-ICP-MS with Q-ICP-MS Photon Machines Analyte G2

measured value uncertainty unit
207Pb/206Pb 0.058
207Pb/235U 0.671
206Pb/238U 0.0839
206Pb/204Pb 1037.0
[Th] 7.0 ppm
[U] 90.0 ppm
Th/U 0.07
tables:
  • Table 2.In–situ LA–ICP MS U–Pb zircon ages of omphacite–bearing jadeitite of the Itoigawa–Omi area of Kunugiza, Keitaro (2017) In–situ U–Pb zircon age dating deciphering the formation event of the omphacite growth over relict edenitic pargasite in omphacite–bearing jadeitite of the Itoigawa–Omi area of the Hida–Gaien belt, central Japan, Journal of Mineralogical and Petrological Sciences, 112, 256-270. more