Meanings of solidify lava in English

It exploded as it pierced a thin floor of solidified lava masking volcanic magma.

Fossils are formed in sedimentary rocks like limestone and sandstone, which are not solidified lava.

Lava tubes Lava tubes are tunnels within solidified lava that formed during the time of a volcanic eruption.

Visitors will see solidified lava flows from down the centuries reaching right into towns and villages, and craters at all levels of the mountain.