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Doug Sherman | profile | all galleries >> Geology >> Igneous Geology tree view | thumbnails | slideshow

Igneous Geology

Images depicted in this gallery illustrate igneous proceses and features.
Shiprock, a volcanic neck with radiating dikes, NM
Shiprock, a volcanic neck with radiating dikes, NM		 Sunset Crater, a cinder cone, near Flagstaff, AZ
Sunset Crater, a cinder cone, near Flagstaff, AZ		 Cross section of Pahoehoe flow, Hawaii Volcanoes National Park, HI
Cross section of Pahoehoe flow, Hawaii Volcanoes National Park, HI		 Pahoehoe Toe Outbreak, Hawaii Volcanoes National Park, Hawaii
Pahoehoe Toe Outbreak, Hawaii Volcanoes National Park, Hawaii
(IG6) Columnar jointing in andesite lava flow, Devils Postpile State Park, CA
(IG6) Columnar jointing in andesite lava flow, Devils Postpile State Park, CA		 Mount Rainier, a composite cone, Mt. Rainier National Park, WA
Mount Rainier, a composite cone, Mt. Rainier National Park, WA		 Wizard Island, a cinder cone in a caldera, Crater Lake National Park, OR
Wizard Island, a cinder cone in a caldera, Crater Lake National Park, OR		 Columnar jointing in a volcanic neck, Devils Tower National Monument, WY
Columnar jointing in a volcanic neck, Devils Tower National Monument, WY
Purcell sill, Glacier National Park, MT
Purcell sill, Glacier National Park, MT		 Aa flow on pahoehoe flow, Hawaii Volcanoes National Park, HI
Aa flow on pahoehoe flow, Hawaii Volcanoes National Park, HI		 Basalt dike in granite, Acadia National Park, ME
Basalt dike in granite, Acadia National Park, ME		 Sag in tephra layers due to impact of block, Oahu, Hawaii
Sag in tephra layers due to impact of block, Oahu, Hawaii
Cinder cone, Sunset Crater National Monuent, AZ
Cinder cone, Sunset Crater National Monuent, AZ		 Columnar jointing, Devils Postpile State Park, CA
Columnar jointing, Devils Postpile State Park, CA		 Pahoehoe lava flows at Kalapana Gardens, HI
Pahoehoe lava flows at Kalapana Gardens, HI		 Cinder cones in a large caldera, Haleakala National Park, Maui, HI
Cinder cones in a large caldera, Haleakala National Park, Maui, HI
Laccolith, at Bear Butte State Park, SD
Laccolith, at Bear Butte State Park, SD		 (IG20) Ubehebe Crater, a maar crater, Death Valley National Park, CA
(IG20) Ubehebe Crater, a maar crater, Death Valley National Park, CA		 (IG21) Edge of Newbury obsidian flow, Newbury State Park, OR
(IG21) Edge of Newbury obsidian flow, Newbury State Park, OR		 (IG22) Pahoehoe flow entering the ocean at Kalapana, HI
(IG22) Pahoehoe flow entering the ocean at Kalapana, HI
Pele's hair strands on pahoehoe lava, Hawaii Volcanoes National Park, HI
Pele's hair strands on pahoehoe lava, Hawaii Volcanoes National Park, HI		 (IG24) Pillow lavas tilted on end and glaciated, Ontario, Canada
(IG24) Pillow lavas tilted on end and glaciated, Ontario, Canada		 Pillow basalts near Pt. Reyes Station, CA
Pillow basalts near Pt. Reyes Station, CA		 (IG27) Spatter rampart and spatter cone along a rift zone, Hawai Volcanoes National Park, HI
(IG27) Spatter rampart and spatter cone along a rift zone, Hawai Volcanoes National Park, HI
(IG28) Layers of a shield cone exposed in Waimea Canyon, Kauai, HI
(IG28) Layers of a shield cone exposed in Waimea Canyon, Kauai, HI		 (IG29) Pressure ridge in pahoehoe flow, Hawaii Volcanoes National Park, HI
(IG29) Pressure ridge in pahoehoe flow, Hawaii Volcanoes National Park, HI		 Ash flow tuff deposits and fumarole remnants, Crater Lake National Park, OR
Ash flow tuff deposits and fumarole remnants, Crater Lake National Park, OR		 (IG31) Volcanic neck, Agathla Peak, AZ
(IG31) Volcanic neck, Agathla Peak, AZ
(IG32) Andesitic volcanic dome, Mount Lassen National Park, CA
(IG32) Andesitic volcanic dome, Mount Lassen National Park, CA		 (IG33) Solidified lava lake in Keanakakoi pit crater, Hawaii Volcanoes National Park, HI
(IG33) Solidified lava lake in Keanakakoi pit crater, Hawaii Volcanoes National Park, HI		 (IG34) Fusiform volcanic bombs and blocks litter the surface at Haleakala National Park, HI
(IG34) Fusiform volcanic bombs and blocks litter the surface at Haleakala National Park, HI		 (IG35) Solfataras at the Sulfur Banks, Hawaii
(IG35) Solfataras at the Sulfur Banks, Hawaii
Devils Backbone, a dike, Crater Lake National Park, OR
Devils Backbone, a dike, Crater Lake National Park, OR		 Sulphur crystals around the vent of a solfatara, the Sulfur Banks, Hawaii
Sulphur crystals around the vent of a solfatara, the Sulfur Banks, Hawaii		 Crater Lake, a caldera six miles in diameter, Crater Lake National Park, OR
Crater Lake, a caldera six miles in diameter, Crater Lake National Park, OR		 Dike and volcanic neck, Ship Rock, NM
Dike and volcanic neck, Ship Rock, NM
Baked zone (reddish layer) on tuff underlying a lava flow, Kauai, HI
Baked zone (reddish layer) on tuff underlying a lava flow, Kauai, HI		 Dikes cutting metamorphic rocks, Black Canyon of the Gunnison River National Monument, CO
Dikes cutting metamorphic rocks, Black Canyon of the Gunnison River National Monument, CO		 Accretionary lapilli, ranging in size from 1/4 - 1/2 inch (6mm-12mm) in diameter, Oahu, HI
Accretionary lapilli, ranging in size from 1/4 - 1/2 inch (6mm-12mm) in diameter, Oahu, HI		 Block lava, Markagunt Plateau, Dixie National Forest, UT
Block lava, Markagunt Plateau, Dixie National Forest, UT
Cow dung bombs on side of spatter cone, Hawaii Volcanoes National Park, HI
Cow dung bombs on side of spatter cone, Hawaii Volcanoes National Park, HI		 (IG46) Contact between granite (right) and granite pegmatite showing chill zone in pegmatite near Llano, TX
(IG46) Contact between granite (right) and granite pegmatite showing chill zone in pegmatite near Llano, TX		 (IG47) Halemaumau crater within Kilauea Caldera, HI
(IG47) Halemaumau crater within Kilauea Caldera, HI		 (IG48) Llao Rock, a volcanic dome on the side of Mt. Mazama, Crater Lake National Park, OR
(IG48) Llao Rock, a volcanic dome on the side of Mt. Mazama, Crater Lake National Park, OR
(IG49) Interior of composite cone showing layers of tuff and lava flows, Crater Lake National Park, OR
(IG49) Interior of composite cone showing layers of tuff and lava flows, Crater Lake National Park, OR		 (IG50) Conglomerate consisting of lahar deposits, Piute County, UT
(IG50) Conglomerate consisting of lahar deposits, Piute County, UT		 (IG51) Lava falls, Hawaii Volcanoes National Park, HI
(IG51) Lava falls, Hawaii Volcanoes National Park, HI		 (IG52) Granite of the Alabama Hills and Mt. Whitney of the Sierra Nevada batholith, CA
(IG52) Granite of the Alabama Hills and Mt. Whitney of the Sierra Nevada batholith, CA
(IG53) Obsidian blocks at the base of a volcanic dome, CA
(IG53) Obsidian blocks at the base of a volcanic dome, CA		 (IG54) Peles tears, glassy tear shaped bits of magma rapidly solidified in the air, HI
(IG54) Peles tears, glassy tear shaped bits of magma rapidly solidified in the air, HI		 (IG55) Ropey pahoehoe, Hawaii Volcanoes National Park, HI
(IG55) Ropey pahoehoe, Hawaii Volcanoes National Park, HI		 (IG56) Scoria, Hawaii Volcanoes National Park, HI
(IG56) Scoria, Hawaii Volcanoes National Park, HI
(IG57) Castle Geyser, Yellowstone National Park, WY
(IG57) Castle Geyser, Yellowstone National Park, WY		 Grand Prismatic Spring, Yellowstone National Park, WY
Grand Prismatic Spring, Yellowstone National Park, WY		 (IG59) Grand Prismatic Springs runoff, Yellowstone National Park, WY
(IG59) Grand Prismatic Springs runoff, Yellowstone National Park, WY		 (IG60) Mudpots, Yellowstone National Park, WY
(IG60) Mudpots, Yellowstone National Park, WY
(IG61) Shield cones, Mauna Loa and Kilauea from Maui, HI
(IG61) Shield cones, Mauna Loa and Kilauea from Maui, HI		 (IG62) Xenoliths of amphibolite and biotite schist in granite of the Vermillion batholith, near Orr, MN
(IG62) Xenoliths of amphibolite and biotite schist in granite of the Vermillion batholith, near Orr, MN		 (IG63) Kipuka, an area surrounded by lava flows, HI
(IG63) Kipuka, an area surrounded by lava flows, HI		 (IG64) Lava tube with lava cicles, Hawaii Volcanoes National Park, HI
(IG64) Lava tube with lava cicles, Hawaii Volcanoes National Park, HI
(IG65) Sinter forming along the edge of a hot spring, Norris Geyser Basin, Yellowstone National Park, WY
(IG65) Sinter forming along the edge of a hot spring, Norris Geyser Basin, Yellowstone National Park, WY		 (IG66) Lava tree molds, Lava Tree State Monument, HI
(IG66) Lava tree molds, Lava Tree State Monument, HI		 Crisscrossing dikes in granite, Swift River, NH
Crisscrossing dikes in granite, Swift River, NH		 (IG69) Rhyolite with blue quartz and pink K-feldspar, Llano, TX
(IG69) Rhyolite with blue quartz and pink K-feldspar, Llano, TX
(IG70) Pegmatite with large K-feldspar crystals surrounded by quartz, Lake Buchanan Dam, TX
(IG70) Pegmatite with large K-feldspar crystals surrounded by quartz, Lake Buchanan Dam, TX		 Marchellina Mountain, a laccolith, Kebler Pass, CO
Marchellina Mountain, a laccolith, Kebler Pass, CO		 Aspens and block Lava Flow, Dixie National Forest, UT
Aspens and block Lava Flow, Dixie National Forest, UT		 (IG15) Dike swarm, Oahu, HI
(IG15) Dike swarm, Oahu, HI
Devil's Tower and Belle Fourche River, Devil's Tower National Monument, WY
Devil's Tower and Belle Fourche River, Devil's Tower National Monument, WY		 Parallel dikes of basalt in granite, Schoodic Point, Acadia National Park, ME
Parallel dikes of basalt in granite, Schoodic Point, Acadia National Park, ME		 Cross section of aa lava flows, Hawaii Volcanoes National Park, HI
Cross section of aa lava flows, Hawaii Volcanoes National Park, HI		 Wiamea Canyon exposes the interior of a shield volcano on the Island of Kauai, HI
Wiamea Canyon exposes the interior of a shield volcano on the Island of Kauai, HI
Haleakala cinder cones with shield cones in the distance, Maui HI
Haleakala cinder cones with shield cones in the distance, Maui HI		 Layers of a cinder cone exposed by erosion, Red Mountain, AZ
Layers of a cinder cone exposed by erosion, Red Mountain, AZ		 Pahoehoe flow on the Island of Hawaii, Hawaii Volcanoes National Park, HI
Pahoehoe flow on the Island of Hawaii, Hawaii Volcanoes National Park, HI		 Agathla Peak, a volcanic neck near Kayenta, AZ
Agathla Peak, a volcanic neck near Kayenta, AZ
Columbia River Plateau lava flows near Yakima, WA
Columbia River Plateau lava flows near Yakima, WA		 Fusiform volcanic bomb approximately one foot (30 cm) long, Haleakala National Park, Maui, HI
Fusiform volcanic bomb approximately one foot (30 cm) long, Haleakala National Park, Maui, HI		 Columbia River Plateau lava flows,Columbia River Gorge National Scenic Area, OR/WA
Columbia River Plateau lava flows,Columbia River Gorge National Scenic Area, OR/WA		 Dike cutting through Entrada Sandstone (Jr), Capitol Reef National Park, UT
Dike cutting through Entrada Sandstone (Jr), Capitol Reef National Park, UT
Sill complex in Jurassic Entrada Sandstone, Capitol Reef National Park, UT
Sill complex in Jurassic Entrada Sandstone, Capitol Reef National Park, UT		 Ubehebee crater, a mar crater in Death Valley National Park, CA
Ubehebee crater, a mar crater in Death Valley National Park, CA		 Dike cutting through Granite along White Point Road at Aspy Bay, Nova Scotia
Dike cutting through Granite along White Point Road at Aspy Bay, Nova Scotia		 Aerial View of Shiprock showing volcanic neck and dikes, Shiprock, NM
Aerial View of Shiprock showing volcanic neck and dikes, Shiprock, NM
First Light on Shiprock, NM
First Light on Shiprock, NM		 Mt St. Helens Twelve Years After 1980 Eruption WA
Mt St. Helens Twelve Years After 1980 Eruption WA		 Mt. St. Helen's, Spirit Lake and blown down trees, Mount St. Helen's National Monument, WA
Mt. St. Helen's, Spirit Lake and blown down trees, Mount St. Helen's National Monument, WA		 View of Mount St. Helen's from Norway Pass in 1981, Mount St. Helen's National Monument, WA
View of Mount St. Helen's from Norway Pass in 1981, Mount St. Helen's National Monument, WA
Tree trunks floating in Spirit Lake, Mt. St. Helen's National Monument, WA
Tree trunks floating in Spirit Lake, Mt. St. Helen's National Monument, WA		 Volcanic dome in the crater of Mt. St. Helens, WA
Volcanic dome in the crater of Mt. St. Helens, WA		 Shiprock: A volcanic neck and dikes looking northeast near Shiprock, NM
Shiprock: A volcanic neck and dikes looking northeast near Shiprock, NM		 North Dome, Mono-Inyo Craters, CA
North Dome, Mono-Inyo Craters, CA
Lichen covered Volcanic Bomb, Peridot Mesa, San Carlos Apache Reservation, AZ
Lichen covered Volcanic Bomb, Peridot Mesa, San Carlos Apache Reservation, AZ		 Devil's Tower, a volcanic neck, Devil's Tower National Monument, WY
Devil's Tower, a volcanic neck, Devil's Tower National Monument, WY		 Basalt Dike in Granite near White Point, Nova Scotia, Canada
Basalt Dike in Granite near White Point, Nova Scotia, Canada

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waterfalls man21-Jun-2021 23:51
Excellent Work V!!
Eldar Kadymov03-Jun-2021 13:33
I am lost of words V
christino10-Mar-2011 11:10
Very nice collection!! Visit the Sunset Crater National Monument. Here is a place to photograph dramatic geological formations made by the lava flows from a time when the volcano was active.
http://www.travelamerica360.com/sunset-crater-volcano-national-monument-arizona.html
Susan Rovira29-Nov-2010 23:56
Igneous geology and gorgeous photography.
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