Zhaocun bentonite deposit oringnated from tuff rich in volcanic hyalocrystalline,which underwent hydrolysis and alteration in Changxing county,Zhejiang province.The deposit has middle scale.

 
  • 浙江省長(cháng)興縣趙村膨潤土礦是由富含火山玻璃質(zhì)的凝灰巖原地水解蝕變形成的膨潤土礦床,礦床具中型規模。
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