User blog comment:Kogath/Monster Hunter X Discussion/@comment-6050823-20150814005619/@comment-26116038-20150815224004

Maybe that's the reason why there are very few dragon elemen tweapons, and why they are soo hard to get, it's just simply a mysterios substance who we know little, only it's really powerfull.

BTW, although this answers some oquestios, there is still a lot of rsearch to do.