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However, reduced public sector spending on heavy industry and other non-building construction over the past five years has reduced demand for sand and gravel from this market. Sand and gravel output from the industry has only increased marginally over the period. Industry revenue is expected to decli...

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Annual minerals industry statistics New Zealand

Coal is broken down by mining method, rank and region and industrial minerals are sorted by region and commodity. Metallic minerals produced are gold, silver and titanomagnetite ironsand. Rock, sand, and aggregate are produced for roading and construction and are vital for the development of New Zealand’s infrastructure.