There are at least 5 bands using the name Bloodstone 1 Bloodstone was a funk / soul / rock group formed in the 1960s in Kansas City, Missouri. Bloodstone was instrumental in the "black rock" and funk movement of the 1970's, and even had a hand in the brown-eyed soul movement with some Latin music-tinged hits. Originally a high school doo-wop group, the members eventually moved to Los Angeles, California, learned to play instruments, and started a funk band.