Hi MJP;
I would go to:
MRF and Sovereign Leverage
http://hotcopper.com.au/threads/mrf-and-sovereign-leverage.2360463/?post_id=13981861#.VL9ndy6t8eo
Graphene and Vein Graphite
http://hotcopper.com.au/threads/graphene-and-vein-graphite.2388767/?get_post=true#.VL9ngC6t8eo
DYOR and have fun MJP.
Kind Regards