She watched the darting water, and the bubbles breaking the surface all around her, popping like lava, slow and thick, with an odd detachment.

She concentrated on her rage: massive, molten, welling up like slow thick lava from the planetary core.

Thick, with an oily feel that slid over the skin, the light seeped into the corners and pillowed like thick, viscous lava.

The ash beds were capped with thick lava.

Thin lava moves faster than thick lava.

It is an extensive area covered with thick lavas and tuffs.

There are at least eighty such centers of activity, mostly either thick lava flows or steep-sided lava and pyroclastic domes.

It makes the lava very viscous, or thick, and very glassy.

Bloatblack was falling like thick lava from my sides.

On the other side of the canyon, the cliff walls are built from thick lava flows that pooled in the depression.