The information from the "pruebas de limpieza" were gathered in 1584-1585 as part of the requirement for don Jorge’s admission into the prestigious military and knightly Orden de Santiago.
It was well known the Gutiérrez de la Cabellería were of Jewish-converso origin. In fact, in 1584-1585, it was still remembered that Men Gutiérrez, the great-grandfather of doña Marina, was tried and condemned by the Inquisition after his death, and his bones had been exhumed and burned by order of the Inquisition court.

Doña Marina Flores Gutiérrez de la Caballería became an influential and prominent women of early Nueva España, particularly following the death of her husband in 1531. As matriarch of her small family in Nueva España she expanded her influence by making careful matrimonial alliances between her daughters and prominent conquistadors. In time, she became the matriarch of one of the three most politically powerful extended families of Nueva España in the sixteenth century.