Harliwich mine is an opencast lignite mine located near Roxburgh, and is the only coal mine in Central Otago. It is owned by Harliwich Carrying Company.
Location: Near Roxburgh, Central Otago, South Island
Background: The Harliwich family started operations in 1914.
Current owner: Harliwich Carrying Company
Production capacity: 4000 tonnes/year
Estimated recoverable reserves: The coal-in-ground resource is approx 248 million tonnes
Mining technique: Opencast
Type of coal: Lignite
Solid fuel calorific value (gross) 18.52 MJ/kg (Range for NZ coal 15.25–31.95 MJ/kg)
Market information: In 2007 the company began trialling production of humate for use as a soil enhancer by crushing it to super-fine particles in a plant producing up to two tones per day. The product, “Harlies Humates”, is Biogro certified for organic use.
Environmental and/or health & safety issues:
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