The company’s output totalled 116,183 ounces of gold for the three months ended March 31, above its forecast range of 105,000 to 115,000 ounces.
The production increased almost four times during the second half of 2018 compared tothe result of the first half of 2018, which amounted to 3.1 bcm of gas.
The sources said the discussions were not finalized as much depended on the reduction in Iranian exports.
Falih said Saudi Arabia would soon raise output to 11 million barrels per day (bpd) from the current 10.7 million. He added that Riyadh had capacity to increase production to 12 million bpd.
The deal underlines how Russia and Saudi Arabia are increasingly deciding oil output policies bilaterally, before consulting with the rest of OPEC.
The panel is also unlikely to decide how to distribute the output increase of 1 million barrels per day decided when OPEC and allied producers last met in June, sources said.
Output fell drastically in 2011, when political upheaval meant regulations to maintain quality were not enforced.
Prices in the physical oil market have also weakened, with Dubai crude averaging $73.592 a barrel for June, down from $74.413 a barrel in May.
Brent crude futures LCOc1 were at $77.40 per barrel, down 22 cents, or 0.3 percent, from their last close.
Oil demand usually grows at the steepest pace in the third quarter .We could face a deficit if we don’t take measures,” Russian Energy Minister Alexander Novak said.
Brent crude futures LCOc1 were at $76.47 per barrel by 0656 GMT, down 27 cents, or 0.4 percent, from their last close.
Brent crude futures LCOc1 were up 51 cents, or 0.7 percent, to $75.87 a barrel at 0710 GMT.
Brent crude futures LCOc1 were at $69.35 per barrel at 0722 GMT, down 12 cents, or 0.2 percent from their last close.
Oil prices rose by almost 1 percent on Tuesday, lifted by a weak dollar, tensions in the Middle East and concerns of a further fall in Venezuelan output.
Oil edged lower on Tuesday ahead of weekly data that is forecast to show a rise in U.S. crude inventories.
Saudi Arabia hopes OPEC and its allies will be able to relax production curbs next year and create a permanent framework to stabilize oil markets.
Oil prices eased on Thursday, taking Brent crude to a 2018 low, as soaring U.S. output undermined OPEC efforts to tighten markets.
Oil prices dropped by more than 1 percent on Tuesday, extending falls from the previous session as global financial markets tumbled lower.
Oil prices are unlikely to advance much higher than $70 a barrel in 2018, a Reuters poll showed on Wednesday.
Brent crude futures, the global benchmark, had declined 46 cents, or 0.7 percent, to $69 a barrel.