Exploring the Geological Formations of Delicate Arch

Which geological formations comprise Delicate Arch (the most famous arch in the national park)?

  • None of the above
  • Jurassic Navajo Sandstone
  • Triassic Entrada Sandstone and Jurassic Curtis Formation
  • Jurassic Dewey Bridge and Jurassic Entrada Sandstone

Final answer: Delicate Arch is composed of Jurassic Navajo Sandstone, Triassic Entrada Sandstone, and Jurassic Curtis Formation.

The Geological Formations of Delicate Arch

Delicate Arch, the iconic symbol of Arches National Park, is a stunning natural rock formation that captivates visitors with its beauty and grandeur. But what geological formations make up this famous arch?

Delicate Arch is an intricate blend of Jurassic Navajo Sandstone, Triassic Entrada Sandstone, and Jurassic Curtis Formation. These formations have been shaped by millions of years of geological processes, including erosion and weathering, to create the mesmerizing arch that we see today.

The Jurassic Navajo Sandstone forms the upper layer of the arch, while the Triassic Entrada Sandstone and Jurassic Curtis Formation provide the base and support for this natural wonder. The unique combination of these geological formations gives Delicate Arch its distinctive appearance and structural integrity.

Visitors to Arches National Park can marvel at the beauty of Delicate Arch and the intricate geological formations that form this natural masterpiece. By understanding the geological history behind Delicate Arch, we can appreciate the forces of nature that have shaped this remarkable landmark over time.

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