- Macquarie Triple Junction
The Macquarie Triple Junction is a geologic
triple junctionlocated on the seafloor of the South Pacific Oceansouth of New Zealandwhere three major tectonicplates intersect: the Indo-Australian Plate, the Pacific Plate, and the Antarctic Plate. It is named for nearby Macquarie Island.
At this triple junction, the three plate boundaries are: the
Southeast Indian Ridge(SEIR), the Pacific-Antarctic Ridge(PAR), and the Macquarie Fault Zone.
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