LA-ICP-MS apatite fission track and U-Pb dataset for southern Baffin Island, Nunavut, Canada

LA-ICP-MS apatite fission track age and length data, U-Pb apatite data, and electron microprobe (EPMA) data (in oxide weight % and atom per formula units) from southern Baffin Island and Ungava Peninsula, Canada. Files also include age/length grain spatial locations for matching duplicate age/length grain EPMA analyses. Dataset to accompany Terra Nova journal article \"A 1.8 billion year continuous thermal history for southern Baffin Island, Canada\" in the Thermo2018 special issue by the same authors.