Real Name: Abu Musa Jabir ibn Hayyan

Gever lived in the 7th century A.D. His father was executed while he was still young, and he turned towards the study of alchemy and mysticism.

He wrote five books on the following subjects:
1. Of the Investigation or Search of Perfection
2. Of the Sum of Perfection, The first book
3. Of the Sum of Perfection, The second book
4. Of the Invention of Verity
5. Of Furnaces

Geber went beyond the common view of the time of all substances being made of earth, air, water, and fire. He believed that any metal that was dry and smokey was sulphur, and any one that was watery was mercury. The conbinations of such made up all the metals. The different metals were from different purities of the sulphur and mercury; gold being the most pure, balanced, combination of the two.
Geber also outlines how one may create any metal from simple processes (alchemy basically)