cameo incrustation

例句：

1. 1. The rock was heavily incrusted with minerals.
   这块岩石被矿物严重矿化。
2. 2. The process of calcification is essential for the formation of shells.
   钙化过程对于贝壳的形成至关重要。
3. 3. The incrustation of the rocks has been a mystery for geologists for centuries.
   岩石的矿化对地质学家来说是几个世纪以来的一个谜。