1. The calcariferous deposits in this area are ideal for studying geological history.
这个地区的石灰质沉积物非常适合研究地质历史。

2. The fossilized remains of calcariferous organisms can provide valuable insights into past ecosystems.
石灰质有机物的化石遗骸可以为过去的生态系统提供宝贵的洞察。