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Volcanoes by Mind Map: Volcanoes

1. Composite Volcano

1.1. Composite Volcano Diagram

1.2. Steep-sided volcanoes composed of many layers of volcanic rocks, usually made from high-viscosity (thick like honey) lava, ash and rock debris (broken pieces).

1.3. Mt. Rainier, Mount St. Helens and Mt. Shasta in California

2. Cinder Cone Volcano

2.1. Caused by a volcano collapsing into itself. Commonly circular or elliptical when seen from above

2.2. Cinder Cone Diagram

2.3. Mt. Haleakala on Maui, Hawaii

3. Dome Volcano

3.1. Formed when erupting lava is too thick to flow and makes a steep-sided mound as the lava piles up near the volcanic vent.

3.2. Dome Volcano Diagram

3.3. Crater Lake in southern Oregon

4. Shield Volcano

4.1. Shaped like a bowl or shield in the middle with long gentle slopes made by basaltic lava flows.

4.2. Shield Volcano Diagram

4.3. Kilauea in Hawaii, Olympus Mons on Mars