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Source of much igneous rock Crossword Clue

4 letters · New York Times · Monday, October 6, 2025 · 38-Down

Appeared in 1 New York Times Crossword: Monday, October 6, 2025.

Exact puzzle match · New York Times · October 6, 2025 · 38-Down · 4 letters

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What does this clue mean?

rock that in its molten form (as magma) issues from volcanos; lava is what magma is called when it reaches the surface

noun

WordNet® (Princeton University)

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