silicified ['sɪlɪsɪfaɪd]

例句:

• The presence of fragments of silicified siltstone retains their original bedding.
  硅化粉的砂岩碎块保留有原始层面.
  
• Silicified limestone is extensively developed in the Xikuangshan antimony deposit.
  锡矿山锑矿硅化灰岩发育广泛.
  
• Mineralization relates closely to the silicified rock.
  金矿化与早期灰白色硅化岩密切相关.