砥森鉱山は岩手県花巻市(旧・東和町)にあった鉱山。 平安時代より金・銀が採掘された。タツミ産業(株)が経営していたが1970年閉山。
The Shimomori mine was a mine located in Hanamaki City (formerly Towa Town) in Iwate Prefecture. Gold and silver were mined from the Heian period. Tatsumi Sangyo Co., Ltd. was operating but closed in 1970.