He and his family owned about 1400 acres of mining claims around Flat, Alaska and were active placer gold miners there.

In 1990, Miscovich received a Distinguished Service Award from the Alaska Miners Association.

[1] In 2012, Miscovich was inducted into the Alaska Mining Hall of Fame.

[2] Miscovich's best known invention was the intelligiant, a water cannon used in fire-fighting and hydraulic gold mining.

The system is installed underground, and in case of fire it rises up and rotates both horizontally and vertically.