The following data relates to a zircon sample from a porphyritic granodiorite with IGSN XXAB0001H, named as LD-20. It has been labelled as B on the mount 94-25. The IGSN for this mount is XXAB0001F.
1. Locations of samples analyzed by XRF and for which U–Pb zircon ages have been obtained. 2. Whole-rock compositions of the Takada granodiorite, the Ogi quartz diorite, and the Shimokuno granite. *To
LA-ICP-MS analyses on zircon grains from Basilika Formation bentonites (Bjørndalen area). Analyses listed from lowest to highest 206Pb/238U age for <1000 Ma and lowest to...