Quartzite
[kwɒ:tsait]
解释:
(noun.) hard metamorphic rock consisting essentially of interlocking quartz crystals.
吉莉安手打--From WordNet
解释:
(n.) Massive quartz occurring as a rock; a metamorphosed sandstone; -- called also quartz rock.
编辑:莉齐
[kwɒ:tsait]
(noun.) hard metamorphic rock consisting essentially of interlocking quartz crystals.
吉莉安手打--From WordNet
(n.) Massive quartz occurring as a rock; a metamorphosed sandstone; -- called also quartz rock.
编辑:莉齐