Geomicrobiology is a fascinating field of geology that combines the study of microorganisms with the study of rocks and minerals. It explores the relationship between these tiny organisms and the Earth’s processes and structures. In this article, we will delve deeper into what geomicrobiology is all about and its significance in the world of geology. What is Geomicrobiology? Geomicrobiology is a subfield of geology that studies the interactions between microorganisms and Earth’s materials.