A tall, slender, sharply pointed rock formation or mountain top, standing distinctly above its surroundings, typically the product of differential erosion stripping away softer rock from around a harder, more resistant core. Pinnacles occur both as isolated rock towers and as the topmost spires of jagged mountain ridgelines.
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Source Pinnacle (geology) (Wikipedia)
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Pinnacle (geology) (Wikipedia)
Lead, first sentence
is an individual column of rock, isolated from other rocks or groups of rocks, in the shape of a vertical shaft or spire.
Shaped By: Mechanical Weathering, Lead and geology text
Its shape is the result of mechanical weathering and the attitude of the rock, or the subsidence of the
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