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Department of Mineral Sciences

Izalco Volcano
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Cotopaxi Volcano
Cotopaxi, Ecuador
 
 
Cotopaxi Volcano
Cotopaxi, Ecuador
 
 
Cotopaxi Volcano
Morurcu Dome, Cotopaxi, Ecuador (Yan Lavallee in foreground)
 
 
Krafla Volcano
Obsidian Ridge, Krafla, Iceland
 
 
Krafla Volcano
Obsidian Ridge, Krafla, Iceland. Hugh Tuffen collects a sample of the dike.
 
 
Santorini Volcano
Santorini (Fira), Greece
 
 
Santorini Volcano
Minoan pyroclastic fall and flows, Santorini (Fira), Greece
 
 
Tungurahua Volcano
Tungurahua, Ecuador
 
 
Tungurahua Volcano
Tungurahua, Ecuador
 
 

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