Abacus Mining & Exploration Corporation, an exploration stage company, engages in the acquisition, exploration, and development of mineral properties in Canada. The company holds an option to acquire 75% interest in the Willow copper-molybdenum property located in Yerington, Nevada, as well as explores for Nev-Lorraine claims. It also has a 20% interest in the KGHM Ajax copper-gold property located in the southwest side of Kamloops, British Columbia. The company was incorporated in 1983 and is based in Vancouver, Canada.