Ages for Galena at Blue Jay Mine (Rapids; Blue Eagle; Blue Flag), Blue Jay-Good Friday Mines (Blue Jay Good Friday Mines), Sycamore Canyon, Helvetia, Helvetia-Rosemont District, Santa Rita Mts, Pima Co., Arizona, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 62Ma - 56Ma at this locality