“except for the one that died almost 50 years ago.”
Brian Jones. Drowned, but probably drug casualty.
Mick did his share of drugs in the 60s, but he’s pretty much been a health nut since the 70s.
Murdered. Didn’t the contractor confess on his deathbed?
https://www.mojo4music.com/articles/15989/brian-jones-it-was-murder