Country of origin: Persia
Books by this author: The Book Most Comprehensive in Knowledge on Precious Stones

This 11th century scholar was a true polymath. He was a scientist and physicist, an anthropologist and comparative sociologist, an astronomer and chemist, a critic of alchemy and astrology, an encyclopedist and historian, a geographer and traveler, a geodesist and geologist, a mathematician, a pharmacist and psychologist, an Islamic philosopher and theologian, and a scholar and teacher.