名词
中文翻译：超镁铁质岩石
同义词：
['ultramarine rock', 'ultramafic rock']
例句：
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1.The ultramafic rock is atype of sedimentary rock that contains highconcentrations of iron oxides.
超镁铁质岩石是一种含有高浓度氧化铁的沉积岩。
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2. The ultramarine rockis a deep-sea mineral that hasbeen used in ancient civilizations for dyeing purposes.
超蓝石是一种深海矿物，古代文明曾用于染色。
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3. The ultramafic rock is often found in themantle beneath the Earth's crust, where it provides important minerals and elementsto the planet's formation.
超镁铁质岩石通常存在于地球地壳以下的地幔中，为地球的形成提供了重要的矿物质和元素。