เกาะตาปู เป็นเขาหินปูน (Limestone)

The island Kingdom is limestone (Limestone) Permian age (Permian), or approximately 295 – 250 million years because there are limestone properties, corrosion from water soluble, easy. So the Islands in Phang Nga Bay area so it has a strange shape, and there are several variations depending on the decay of the rock breaking.

Spike Island is a limestone (Limestone) between the Permian and (Permian), or about 295-250 million years due to erosion of limestone are easily soluble. The islands in Phang Nga Bay is a standard shape and there are many variations depending on the destruction of the decaying stonework.

Spike island is a limestone (Limestone) is the Permian (Permian) or about 295-250 million years. Because the limestone has eroded aquatic fusion easily, so the various islands in the Bay Nga have strange shapes, and there are several forms depending on the decay destroy of rock.