A fresh-voiced singer and Mick Jagger’s muse in the 1960s, she went on to experience more than her share of hard times before emerging triumphant.

NEW YORK — Marianne Faithfull, the British pop star, muse, libertine and old soul who inspired and helped write some of the Rolling Stones’ greatest songs and endured as a torch singer and survivor of the lifestyle she once embodied, has died. She was 78.

Long after time with Mick Jagger in the “Swinging London" of the 1960s, Faithfull endured as a torch singer and survivor of the lifestyle she once embodied.