Humboldt orogeny

{{short description|Geologic formation in Antarctica }}

The Humboldt orogeny was a widespread mountain building event, preserved in rocks throughout much of East Antarctica including Mac. Robertson Land and the Humboldt Mountains of Queen Maud Land. The event deformed miogeoclinal deposits.{{cite news|title=Antarctic Marine Geology|year=1999|publisher=Cambridge University Press |url=https://books.google.com/books?id=f9YqF73oe4IC&q=rayner+orogeny&pg=PA32|author=Anderson, John B. |page=30-32|isbn=9780521593175}}