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Greywacke in New Zealand

Greywacke in New Zealand

Greywacke in New Zealand

Greywacke makes up the main mountain ranges in New Zealand. Most of the material being eroded from the mountains is greywacke, so boulders of greywacke are abundant in most rivers and beaches around the coast.

Source: GNS Science

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Te Ara - The Encyclopedia of New Zealand

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