Formed by the solidification of magma

This time we are looking on the crossword clue for: Formed by the solidification of magma.
it’s A 37 letters crossword puzzle definition. See the possibilities below.

Did you find what you needed?
We hope you did!. If you are still unsure with some definitions, don’t hesitate to search them here with our crossword solver.

Possible Answers: IGNEOUS.