The Taconic Unconformity in New York is a well-known and clearly visible angular unconformity that marks a significant geological hiatus formed during the Ordovician-age Taconic Orogeny.
Hanging Rock Klint, Indiana is a 4-acre site in Wabash County, Indiana, designated in May 1986. Situated along the southern bank of the Wabash River near the town of Lagro,
Punta Cormorant, situated on the northern tip of Floreana Island in the Galápagos Islands, is famous for its distinctive green sand beach formed by olivine crystals, alongside a contrasting white coral sand beach
The Palisades Sill is a massive 1,000-foot-thick diabase sheet and a standout feature of the Central Atlantic Magmatic Province (CAMP). Formed approximately 200–201 million years ago during the rifting of Pangea, this Early Jurassic
The Fort Dodge gypsum deposit in Webster County is a major, high-grade industrial mineral resource, first discovered in 1849 and formally documented in 1852. Exposed along the Des Moines River, it remains one of Iowa’s main gypsum-producing regions,
The Ardnamurchan Ring Complex is one of the most remarkable geological features in Scotland, located on the remote Ardnamurchan Peninsula. It represents the deeply eroded roots of an ancient volcano that was active around 60 million years ago during the early Paleogene Period.