Category:Rock formations by continent Subcategories This category has the following 8 subcategories, out of 8 total. Volcanic plugs by continent (6 C)A Rock formations of Africa (5 C, 7 P) Rock formations of Antarctica (16 C, 55 P) Rock formations of Asia (2 C, 8 P)E Rock formations of Europe (2 C, 9 P)N Rock formations of North America (5 C, 2 P)O Rock formations of Oceania (4 C, 6 P)S Rock formations of South America (2 C, 1 P)
