The land was valued at only $10 million but happened to be a source of crude oil, which started a bidding war between J.R. and McKay. McKay's bid won the auction, but J.R. later revealed that in Jock's will, the mineral rights were deeded to the Ewings' trust, thereby making the oil inaccessible to Carter McKay.
The land was appraised at $10 million but contained crude oil reserves, leading to a bidding war between J.R. and McKay. McKay's bid won the auction, yet later he disclosed that according to Jock's will, the mineral rights were transferred to the Ewings' trust, thus preventing Carter McKay from accessing the oil.