Scandium is a rare transition metal that is used mainly in aluminium alloys. It is found in the minerals euxenite, kolbeckite, gadolinite, and thortveitite.
Metall Rare Earth Limited - http://www.metall.com.cn/sc.htm
Element 21 Golf (OTC: EGLF) - http://www.e21golf.com/ - Designs, develops and markets golf club shafts and golf heads made from a scandium alloy.
Japan Natural Energy & Resources Co. - http://www.jner.jp/ Jervois Mining (ASX: JRV)
EMC Metals (TSE: EMC)