Histoy and modern use of mountain mineral pitch, also known as Shilajit, Moomiyo, mountain resin....
Pürblack Mineral pitch, also known as: shilajit, moomiyo, mountain resin, and stone oil - is a rare organic mineral obtained at high altitude at Himalaya mountains
Learn more at: http://globalhealthlab.com/blogs/news/17509584-history-and-modern-use-of-mountain-mineral-pitch-also-known-as-shilajit-moomiyo-mountain-resin-stone-oil
Even Shakespeare mentioned it few times in his poems. For exampleOthello carried it on his neck, in "Macbeth" witches song is about it (act IV, scene I).
It is known that the French king Francis I, leaving his palace, certainly took "momio" with him, covered in leather pouch that attaches to the saddle of his horse. If suddenly the servants forgot to attach the pouch to the saddle, the entire entourage returned him.