名词
中文翻译：轻质矿物
同义词：
['light metal', 'light rock', 'light stone例句：1. The light mineral is easy to work with and has a high melting point.（这种轻质矿物易于加工，熔点高。）']
例句：
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1. The light mineral is easy to work with and has a high melting point.
这种轻质矿物易于加工，熔点高。
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2.The light mineral is widely used in construction materials.
轻质矿物在建筑材料中广泛应用。
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3. The light mineral was discovered on Mars during the first human landing there.
在火星上首次人类着陆时发现了这种轻质矿物。