| Answer | Crossword Clue |
|---|---|
| MAGMAS | Molten rocks |
| LAVAS | Molten rocks |
| LAVAS | Molten rocks. |
| intrusive | (of a rock) having been forced between preexisting rocks or rock layers while molten or plastic |
| sill | tabular body of igneous rock injected while molten between sedimentary or volcanic beds or along foliation planes of metamorphic rocks |
| effusive | noting or pertaining to a class of igneous rocks that have been forced out in a molten or plastic condition upon the surface of the earth |
