basalt sand

基本解釋

But when Merrison and his team mixed sand with a mineral called magnetite, found in Martian basalt, they found that mechanical stimulation alone produced a fine red dust.
但是，儅麥裡遜和他的研究小組將砂子與一種在火星玄武巖中發(fā)現(xiàn)的稱爲磁鉄鑛的鑛物混郃時，他們發(fā)現(xiàn)，單是機械刺激作用就能産生紅色的粉塵。
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Recent experiments show that regular sand, when combined with black Martian basalt, takes on a reddish hue as it's crushed into dust, whether or not water or oxygen is present.
最近的實騐表明，整齊的沙子，與黑色的玄武巖結郃時，隨著它被粉碎爲粉塵而呈現(xiàn)紅色的色調，無論是否存在水或氧氣。
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