Data for: New constraints on genesis of the polymetallic veins at Port Radium, Great Bear Lake, Northwest Canadian Shield

Electron microprobe analyses and laser ablation ICP-MS data of uraninite grains from the Port Radium vein system, northern Canada.加拿大北部镭港矿脉系统（Port Radium vein system）中晶质铀矿（uraninite）颗粒的电子探针显微分析（Electron microprobe）与激光剥蚀电感耦合等离子体质谱（laser ablation ICP-MS）数据