Dolores O’Riordan, lead singer of the Irish alternative rock band the Cranberries, passed away yesterday (Jan. 15) at the age of 46. O’Riordan, a powerhouse vocalist, was admired by many in the rock world. Musicians from all over the musical spectrum are sending out their condolences.

"Devastated for fans and her family- Dolores O’Riorden had such an exquisite voice, so distinctive and defining of an era," tweeted Liz Phair. "She would have continued to be a rare musical treasure late into a long life #gonetoosoon."

"My first time hearing Dolores O'Riordan's voice was unforgettable," stated Hozier. "It threw into question what a voice could sound like in that context of Rock. I'd never heard somebody use their instrument in that way. Shocked and saddened to hear of her passing, thoughts are with her family."

"Shocked and heartbroken over Dolores O’Riordan’s death," tweeted out Foster the People. "The Cranberries were pinnacle in showing me that it was possible to fully embrace masculine and feminine energy in one cohesive sound. She was a true pioneer."

"We are crushed to hear the news about the passing of Dolores O’Riordan," tweeted rockers Duran Duran. "Our thoughts go out to her family at this terrible time."

"So saddened to hear about the sudden death of Dolores O’Riordan," tweeted Garbage. "Our sincerest condolences to (The Cranberries) and all of her loved ones."