Browsing by Subject "Obsidian--Inclusions"
Now showing items 1-2 of 2
-
Water Speciation Around Vesicles within Obsidian Fragments from Mono Craters, CA : Testing the 'Bubble Geobarometer'
(2013-05)Obsidian glasses preserve textural evidence that multiple cycles of fragmentation and annealing occurred within magmatic conduits prior to eruption. The nature and timescales of these processes are poorly understood. ... -
Water Speciation in Anatolian Obsidian : Quenched Magmatic Water vs. Low Temperature Hydration
(2009-07-22)Supervolcano eruptions represent some of the most dramatic events in the geologic history of our planet. They form as a result of volatile exsolution from a viscous silica-rich melt structure. As water is the dominant ...