Source of the photo
http://www.chem.elte.hu/departments/altkem/tarczay/szervetlen/FT_szervetlen6_2009.pdf
Author of the description
Gruiz Katalin
The map shows the molibdenum production all over the World.
Molibdenum and its compounds are used as followings:
Mo: due to its low expansion, it is used for mechanical accessoires in machinery working on high temperatures
MoS2: used as polimer additive and also as lubricant.
Source of description
http://www.chem.elte.hu/departments/altkem/tarczay/szervetlen/FT_szervetlen6_2009.pdf