Mine: Amasa Mine, Amasa, MI
Hemlock Mine → Amasa Mine → Became
Produced: Iron Ore
Stamp Mill/Pellet Plant:
February 21, 1918 - Amasa-Porter Mine, Crystal Falls, Iron Co. - Cave-in by water - 17 fatalities
Earlier called the Hemlock Mine the Amasa Mine was located about 12 miles northwest of Crystal Falls. The mine was operated by the Hemlock River Mining Company which was a subsidiary of Pickands, Mather & Company. The mine was serviced by both the Milwaukee Road and the Chicago & Northwestern.