Karakoram Karakoram The Karakoram, or Karakorum is a large mountain range spanning the borders of Pakistan, India, and China, with the northwest extremity of the range extending to Afghanistan and Tajikistan. It begins in the Wakhan Corridor (Afghanistan) in the west and encompasses the majority of Gilgit–Baltistan (Pakistan) and extends into Ladakh (India), and the disputed Aksai Chin region controlled by China. It is the second highest mountain range in the world, and part of the complex of ranges including the Pamir Mountains, the Hindu Kush and the Himalayan Mountains. . The Karakoram has eight summits over height, with four of
K2 incorrectly showing that K2 was taller than Mount Everest, and therefore the tallest mountain in the world. A corrected measurement was made in 1987, but by that point the claim that K2 was the tallest mountain in the world had already made it into many news reports and reference works. The mountains of K2 and Broad Peak, and the area westward to the lower reaches of Sarpo Laggo glacier consist of metamorphic rocks, known as the "K2 Gneiss" and part of the Karakoram Metamorphic Complex. The K2 Gneiss consists of a mixture of orthogneiss and biotite-rich paragneiss. On the south