Kri'stak volcano

The Kri'stak volcano was a mountain on Qo'noS.

According to legend, Kahless the Unforgettable forged the first bat'leth (the Sword of Kahless) after plunging a lock of his hair into lava from the volcano. 

Kri'stak-Vulkan Volcan Kri'stak Kri'stak vulkaan