WK Quantum Quartz is Australia’s leading distributor of both natural and engineered stone under the WK Stone and Quantum Quar ... tz brands. The latest addition to our premium range of products is QuantumSix+ porcelain sheets; amazing sizes in a thickness of just 6mm & 12mm. Established in 1989 and remaining under Australian ownership, WK Quantum Quartz continually provides innovative design options to the architectural and design communities as well as homeowners. WK’s selection includes over 40 varieties of Quantum Quartz (engineered stone), 18 QuantumSix+ porcelain designs and 150 varieties of natural stone. With an inventory exceeding 30,000 slabs of stone in our Sydney, Melbourne and Gold Coast locations, we can immediately supply stone for your commercial or residential project. read more