When these surfaces came into contact with the magnetite , an oxygen atom could be transferred from quartz to magnetite , forming a new mineral , hematite .
当这些表面和磁铁矿一接触,氧原子就能从石英砂转移到磁铁矿,形成了一种新的矿物,赤铁矿。
Silestone quartz countertops were chosen for their durability and easy maintenance , and the light color feels right at home in this beach house .
Companies extract bitumen from a mix of quartz sand in an expensive and energy-intensive process .
各企业通过一种昂贵且大量消耗能源的流程从一种石英砂混合物中提取油砂沥青。
Two things attracted him to the brand : it claimed to be switzerland 's oldest watchmaker and it had missed out on the technological revolution of quartz timers powered by batteries .