👉 Bouldery is a term that refers to a type of rock formation found in mountainous regions and can be characterized by its flat, irregular shape. It often occurs in areas with high friction between rocks and their underlying layers due to the lack of compaction or compression. The term "bouldery" was coined by American geologist John Muir in the 1870s and has since been used to describe a wide range of rock formations, including boulders, boulder