What does the cryptic crossword clue "Fine particle in sample lunar geologists picked up (7)" mean?

This cryptic clue uses wordplay to arrive at the answer. Visit the page for progressive hints — definition, wordplay type, and a full step-by-step explanation.

Fine particle in sample lunar geologists picked up (7)

Guardian Cryptic #29874 | 1 Down | 2025-12-10 flower

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