Wednesday, November 17, 2010

Volcanoes for the E portfolio


Black Rock Desert Volcanoe:
Type: Volcanic field
Plate Boundary: Hot Spot




Cleft Segment:
Type: Under water fissure vents
Plate Boundary: Oceanic-Continental





Mauna Loa Volcano:
Type: Shield Volcano, pyroclastic flows
Plate Boundary: Hot Spot




Yellowstone:
Type: Caldera
Plate Boundary: Hot Spot




Mammoth Mountain:
Type: Cinder Cone
Plate Boundary: Oceanic-Continental






Lassen Volcanic Center:
Type: Stratovolcano/ composite volcano
Plate Boundary: Oceanic-Continental

Tuesday, November 16, 2010

Earthquakes of the E portfolio


Oceanic-Continental
Location: Washington
Mag: 4.2
Date: Nov 16, 2010
Time: 7:51 AM
Depth: 14.7 Km
Why?: Oceanic plate subducting under a continental one



Oceanic-Oceanic
Location: Mid-Atlantic Ridge
Mag: 5.1
Date: Nov 14, 2010
Time: 10:22 AM
Depth: 10 Km
Why?: Oceanic plates in the Atlantic Ocean Spreading Apart





Continental-Continental
Location: Southern Iran
Mag: 4.7
Date: Nov 13, 2010
Time: 1:30 AM
Depth: 37.2 Km
Why?: Two continental plates converging






Divergent
Location: Mid-Atlantic Ridge
Mag: 5.1
Date: Nov 14, 2010
Time: 11:26 PM
Depth: 10Km
Why?: Atlantic trench is created by oceanic plates separating




Transform
Location: South New Zealand
Mag: 4.7
Date: Nov 14, 2010
Time: 1:34 AM
Depth: 5.3Km
Why?: Alpine fault in New Zealand is a transform boundary