I think I've got 9.
MIRKWOOD?
MIR + (O)K(AY) + WOOD (tree).
It's a dark place.
FATE OF GEMS?
MIRKWOOD - Bilbo gives that jewelled necklace to Thranduil.
FRODO bears Arwen's gem into the West.
TOMB - the Arkenstone on Thorin's breast?
FIRE - One of the Silmarils?
ERESSEA - THE stones in Narya, Nenya and Vilya?
ELESSAR - The Elessar.