What is the geological definition of lunar regolith?
Answer
Fragmented, loose, dusty material covering the Moon’s bedrock.
Lunar regolith is specifically defined as the loose, fragmented, and dusty layer of material that rests directly atop the Moon’s solid bedrock. This definition distinguishes it from bulk rock or deeper geological structures. It encompasses all the unconsolidated surface material that has been broken down over eons by impacts and solar radiation. The structure and composition of this specific layer are paramount to understanding surface operations and geological history, making this precise description essential for scientific and engineering purposes, unlike more general descriptors.

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