The main mineral is askanite with an average content of 72. 85 percent,followed by quartz, christo-balite and little rock salt and hematite.是什么意思_The main mineral is askanite with an average content of 72. 85 percent,followed by quartz, christo-balite and little rock salt and hematite.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句