Gasherbrum III (Urdu: گاشر برم۔۳); simplified Chinese: 加舒尔布鲁木III峰; traditional Chinese: 加舒爾布魯木III峰; pinyin: Jiāshūěrbùlǔmù III Fēng), surveyed as K3a, is a summit in the Gasherbrum massif of the Baltoro Muztagh, a subrange of the Karakoram on the border between Xinjiang, China and Gilgit-Baltistan ...