High-end tableware and technical ceramic applications such as molecular sieves remain the key ceramics market for two halloysite quarries in Northland, but higher-tech applications could...
An Environment Canterbury initiative provides a new option for short-term gravel extraction from the region’s rivers. HUGH DE LACY explains. Using gravel extraction as a...
Retraction In the original printed version of this article – Q&M magazine June-July 2015 – it was mistakenly said that, “In February last year worker...
Stevenson Resources has been moving vast quantities of overburden around its Drury Quarry to get at resources that were never expected to be quarried in...
A new blasting strategy at its Bombay quarry south of Auckland is paying substantial dividends for quarry operator Holcim. Hugh De Lacy explains. Cutting blasting costs by...