The Wheel of Time - The Call of the Horn
Kinslayer’s Dagger is a strech of mountains that jet out from the range called the Spine of the World . It is a major land mark in the region and is known for it’s impresively tall mountains. It’s name is noteably derived from Lews Therin Telamon.
The Dragon’s Dagger is a major mining complex in Kinslayer’s Dagger, run and administered by the kingdom of Cairhien.
It is unknown if the “Dragon’s Dagger” is the name of just the mine or the mountain it is located under as well.