K12 and Rimo I, are both which type of natural land elevation?
K12 (mountain): Surveyed as K12, this mountain is in the Saltoro Muztagh which is a subrange of the Karakoram range in the Siachen region, near Jammu and Kashmir. Rimo I:  It is located about 20 km northeast of the snout of the Siachen Glacier and is the world's 71st highest mountain.
mountain