Gw mau tau Geology dari Abu Raihan al-Biruni. Jelasin dalam bahasa sunda

Among his writings on geology, Biruni wrote the following on the geology of India:

By the age of 27, in the yéar 1000, he had written a book called Chronology which referred to other works he had completed (now lost) that included one book about the astrolabe, one about the decimal system, four about astrology, and two about history.

He discussed more on his idéa of history in another work, The Chronology of the Ancient Nations.