John R. Carpenter: key obituary facts
Is John R. Carpenter dead? Yes. John R. Carpenter died on November 27, 2025, at age 87.
Cause of death: John R. Carpenter's cause of death has not been publicly confirmed.
What was John R. Carpenter known for?
John R. Carpenter was an American geochemist.
American geochemist
Died on Thursday November 27th 2025