What type of rock is most commonly found in the Cayman Islands?

Cayman Islands are predominantly characterized by their geological makeup, which is primarily limestone. This type of rock is formed from the accumulation of marine organisms, such as coral and shells, and is a crucial component of the islands' overall landscape. The presence of limestone is significant not only for the local ecosystem but also for the architecture and development of the islands, as it is often used in building materials.

Granite and basalt are igneous rocks that typically originate from volcanic activity, which is not a primary geological feature of the Cayman Islands. Sandstone, while sedimentary, is less common in this region compared to limestone. Thus, limestone's abundance is a defining aspect of the Cayman Islands' geology and culture, influencing everything from natural formations like the famous blowholes to human construction and economic activities such as tourism.