Volcanics, Igneous

Page: 1 2 3 4 5 6 7 8

10486.jpg
Steam vents from volcano before giant eruption, Mt St Helens; Cheryl Haselhorst; April 4, 1980


10487.jpg
Cleopatra's Needle, Yellowstone River Canyon, Tower Falls; R Robinson; No date


10488.jpg
Basalt columns in the Canyon - Tower Fall area; Photographer unknown; September 1972; Volcanics


10489.jpg
Lower Speciment Ridge, Tower Fall Canyon, Bumpus Butte; R Robinson; No date


10490.jpg
Yellowstone Canyon, Tower Fall area; R Robinson; No date


10491.jpg
Grand Canyon of the Yellowstone, Tower Fall area; R Robinson; September 1955


10492.jpg
Basalt in Tower Fall area; R Robinson; No date


11838.jpg
Columnar basalt, Overhanging Cliff; Jim Peaco; June 1989


11839.jpg
Columnar basalt, Overhanging Cliff; Jim Peaco; June 1989


11840.jpg
Columnar basalt; Jim Peaco; June 1989


11841.jpg
Close up of columnar basalt at Overhanging Cliff; Jim Peaco; June 1989


11912.jpg
Diagram of hot spot theory


11913.jpg
Bob Smith explaining map of volcanism in the United States; Photographer unknown; 1988


11914.jpg
Map of explosive volcanism in the United States; Photographer unknown; No date; Volcanics


11915.jpg
Diagram of volume of eruptive material; Photographer unknown; No date; Volcanics


14414.jpg
Obsidian Cliff; Photographer unknown; July 1975


14425.jpg
Rock sculpture down river from Virginia Cascade; Roselyn Heil; September 1989


14524.jpg
Caldera wall along the Gibbon River; Jim Peaco; Octobert 1991; Volcanics


14747.jpg
Black & white geologic map of the Yellowstone region showing fault lines, caldera outlines & lava flows; September 1992


14748.jpg
Geologic map of Yellowstone Region showing fault lines, caldera outlines & lava flows in black & white; September 1992


Page: 1 2 3 4 5 6 7 8
 

Photo Collection Home | Yellowstone Home