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单词 Perched block
释义

Perched block

英语百科

Balancing rock

Garden of the Gods, Colorado Springs, Colorado
Mother and Child balancing rocks, Matobo National Park, Zimbabwe
Balancing rock near Madan Mahal Fort, Jabalpur, Madhya Pradesh, India
Chybotek, Giant Mountains, Poland

A balancing rock, also called balanced rock or precarious boulder, is a naturally occurring geological formation featuring a large rock or boulder, sometimes of substantial size, resting on other rocks, bedrock or on glacial till. Some formations known by this name only appear to be balancing but are in fact firmly connected to a base rock by a pedestal or stem. There is no single scientific definition of the term, and it has been applied to a variety of rock features that fall into one of four general categories:

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