Examining an emerald in a Bogotá, Colombia buying office. 

Another view of the helicopter and the immediate village at Cosquez emerald mines.  All mine workers lived here.

Colombian emerald miners carrying rough emeralds. 

Colombian miner and JB examining a fine piece of emerald rough.

Some areas of Colombian emerald mines are mechanized: a view of emerald mine.

View from helicopter leaving Bogotá area en route to emerald mines.

Close examination of each gem is necessary before making offers to buy.

View from helicopter-same as above.