Island Arcs / Continental Islands
Large landmasses surrounded by water, on the boundaries of the Pacific Plate
Have all the geological characteristics of Continents
Examples
* New Zealand
* New Caledonia
* Solomon Islands
High Volcanic Islands
Mid-Pacific Plate hot spot origin.
Volcanic Basalt rock
Eroded valleys and permanent rivers.
Fringing or barrier coral reef.
Orographic rainfall.
Examples:
* Tahiti
* Rarotonga
* Hawaii
Atolls
Through erosion, a high island will eventually convert to a submerged cone leaving a narrow circumference of coral reef.