bliabergite

例句：

1. 1. The white limestone formations are a wonder of nature.
   这些白色的石灰岩形成是大自然的奇观。
2. 2.The chalk cliffs provide a stunning backdrop for the city skyline.
   这些石灰岩悬崖为城市天际线提供了惊艳的背景。
3. 3. Limestone is often used in construction due to its strength and durability.
   由于其强度和耐用性，石灰岩常用于建筑中。