III-Grade or vitreous mercoxit gleams in the dark like a siren of myth. Found only in rare clusters in space vitreous mercoxit is very rare, but very valuable, due to its much higher 10% yield. Mercoxit is a very dense ore that must be mined using specialized deep core mining techniques. It contains massive amounts of the extraordinary Morphite mineral. This material is compressed and a much more compact form of the original material.

Though it floats through the frigid depths of space, II-Grade mercoxit's striking appearance and sheen gives it the impression of bubbling magma. If this visual treasure wasn't enticing enough, the 5% higher yield certainly attracts admirers. Mercoxit is a very dense ore that must be mined using specialized deep core mining techniques. It contains massive amounts of the extraordinary Morphite mineral. This material is compressed and a much more compact form of the original material.