- andesite porphyry, lavas and tuffs
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андезитовые порфиры, лавы и туфы
English-Russian dictionary of geology. 2011.
English-Russian dictionary of geology. 2011.
Mount Pleasant Caldera — Elevation approx. 248 m (814 ft) Listing List of volcanoes in Canada … Wikipedia
Igneous rock — Geologic provinces of the world (USGS) Shield … Wikipedia