The reason for this is that the property of clay mineral is changed, and the non-clay product, most of which is silica, is formed in the process of clay with acid.

实验表明，这是由于酸土反应后，粘土的矿物本性发生了变化，生成了主要成分为石英的“非土”物质。

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The reason for this is that the property of clay mineral is changed, and the non-clay product, most of which is silica, is formed in the process of clay with acid.

实验表明，这是由于酸土反应后，粘土的矿物本性发生了变化，生成了主要成分为石英的“非土”物质。

youdao