Tags: basalt, MFCI, Surtseyan eruption, Vesicle micro-texture, Vesicle number density, volcanic ash
Tags: basalt, basanite, benmoreite, hawaiite, trachyandesite
Tags: andesite, basalt, Park Intrusives, quartz latite
Tags: basalt, tephra
Tags: alkali volcanics, basalt, phonolite, rare earths, strontium isotopes
Tags: basalt, Blue Cliffs Formation, Timaru loess
atom, dcmes-xml, json, omeka-xml, rss2