Te Henga Sand Dunes
The sand dunes have accumulated in several phases over the last 4,500 years. This accumulation has occurred since sea levels returned to about their present levels following the last glaciation 6,500 years ago. These sands contain quantities of black titanomagnetite derived from the volcanic rocks of Taranaki and carried north by coastal currents. The dunes continually move in a dynamic coastal process."
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