Rock flour

（重定向自Glacial flour）

Muru river pours rock flour into Gjende lake, Norway

Rock flour, or glacial flour, consists of fine-grained, silt-sized particles of rock, generated by mechanical grinding of bedrock by glacial erosion or by artificial grinding to a similar size. Because the material is very small, it becomes suspended in meltwater making the water appear cloudy, which is sometimes known as glacial milk.

单词	Glacial flour
释义	Glacial flour 原声例句 VOA Special 2021年12月合集 Researchers from the University of Ghana were able to increase corn production by 30 percent using glacial rock flour. 加纳大学的研究人员利用冰川岩粉将玉米产量提高了30%。全球玩乐指南 The color comes from the fine glacial flour glacially ground rock suspended in the water. 颜色来自悬浮在水中的细冰川粉冰川磨碎的岩石。英语百科 Rock flour （重定向自Glacial flour） Rock flour, or glacial flour, consists of fine-grained, silt-sized particles of rock, generated by mechanical grinding of bedrock by glacial erosion or by artificial grinding to a similar size. Because the material is very small, it becomes suspended in meltwater making the water appear cloudy, which is sometimes known as glacial milk.
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