The UK gas giant has paid $165 million in cash for the 35% stake in deep-water Block 12 from the US independent, which will retain operatorship.
The deal is set to close by the end of the year and will see BG join Israeli player Delek Group, which has a 30% share, in the block.
Delek was said in the summer to be in talks with Noble about taking a further 19.9%
