Types of Volcanoes

By Katy Bottomley and Brian Rooney

Cinder Volcanoes

Cinder Volcanoes

• Built from lava fragments called cinders• Grow rapidly• Max 250m in height 500m in diameter• Steep conical hill formed above a vent• Eruptions usually don’t cause loss of life

Location

• 100 cinder cones on the flanks of Mauna Kea, Hawaii

• Most historically active is in Nicaragua

• One located in Paricutin, Mexico grew 300 ft in 5 days

Composite Volcanoes

Composite Volcanoes

• Constructed from multiple eruptions

• Numerous of these volcanoes around the Pacific rim, known as the “Rim of Fire

• Also known as Strato volcanoes

• Often exceed 2500m in height

• Between eruptions they may seem extinct

Location

• Venus, Italy• Japan’s Mt. Fuji• Washington State’s

Mt Rainier • Mt Saint Helen’s

Shield Volcanoes

Shield Volcanoes

• Largest Volcanoes on Earth

• Eruptions are only explosive if water somehow gets into the vent

• 90% of the volcano is lava

• Shallowly-sloping sides

• Largest volcano located on Mars

Location

• Mauna Loa, Hawaii• Kilauea, Hawaii• Mount Bachelor,

Oregon• Medicine Lake,

California• North Sister, Oregon

Location of the Worlds Volcanoes

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