Hosted on MSN5mon
Massive volcano erupts in Russia shooting ash 5 miles high after 7.0 magnitude quake
Repeated episodes of dome formation and destruction since then have produced major and minor ash plumes, pyroclastic flows, block-and-ash flows, and 'whaleback domes' of spine-like extrusions in ...
essanews.com on MSN7mon
Volcanic ash preserves rare trilobite fossils with soft tissues intact
In the Tatelt Formation in Morocco, a fossil deposit with many layers spanning centuries has a thick layer containing ...