Saul, who later discovered the famous ruby deposits in the Tsavo area of Kenya, eliminated dumortierite and cordierite as possibilities, and sent samples to his father, Hyman Saul, vice president at Saks Fifth Avenue in New York.
Saul, xunto cun doutor do MIT, quen logo descubriría os famosos depósitos de rubí da rexión de Tsavo, en Kenia, descartou as posibilidades de dumortierita e cordierita, e enviou os exemplares ao seu pai, Hyman Saul, vicepresidente de Saks Fifth Avenue en Nova York.