Bassist Craig Gruber, who was an original member of Ronnie James Dio’s Elf and also recorded with Rainbow, Gary Moore, The Rods and Ozz, has died after a lengthy battle with cancer on May 5th. He was 63.

Craig Gruber’s classic resume includes:

Elf - Carolina County Ball (1974) and Trying to Burn the Sun (1975)
 
Rainbow - Ritchie Blackmore's Rainbow (1975)

Ozz - No Prisoners (1980)

Gary Moore - We Want Moore (1984)

The Rods - Heavier Than Thou (1986)

In 2013, Gruber joined multi-national heavy metal act Raven Lord.