Sphalerite is a zinc ore used in making brass and bismuth bronze. Sphalerite veins and rocks are dark gray in color.
Sphalerite spawns as small rocks on the surface, indicating a vein somewhere below.
Sphalerite veins are medium in size and can be found in metamorphic layers of stone:
Sphalerite veins can also be found in the top half of the top layer of stone.