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Cet album fait partie des albums

↪ Clastic rocks in Alaska
↪ Eruption products in Alaska
↪ Igneous petrology of Alaska
↪ Pyroclastic rocks in the United States by state
↪ Rocks in Alaska

Cet album photos contient les sous-albums suivants :

↪ Tuff rock formations in Alaska
↪ Episode I valley-filling ignimbrite (Novarupta 1912)
↪ Ignimbrites in Alaska
↪ Jurassic pyroclastic rocks in Alaska
↪ Pumice in Alaska
↪ Pyroclastic rocks of the Chulitna Sequence
↪ Scoria in Alaska
↪ Tephra in Alaska
↪ Triassic pyroclastic rocks in Alaska
↪ Welded tuff in Alaska