The grayish-yellow silts/fine-grained-sands have a magnetic mixture of magnetite and maghemite, characterized by strong magnetism and relatively coarser magnetic particles.
灰
砂／细砂主要含有磁铁矿和磁赤铁矿，磁性相
较强，颗粒相较粗。
The grayish-yellow silts/fine-grained-sands have a magnetic mixture of magnetite and maghemite, characterized by strong magnetism and relatively coarser magnetic particles.
灰砂／细砂主要含有磁铁矿和磁赤铁矿，磁性相较强，颗粒相较粗。
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