Just after 6pm on Monday, two men riding a motorbike stopped outside the Bottle Mart outlet on Sandgate Road.
One the men went inside and allegedly threatened a 55-year-old female attendant with a shortened double-barrel shotgun, demanding she open the register, before he took cash and left with his accomplice on the motorbike.
Just after 4pm yesterday, detectives arrested a 27-year-old man at an address on Blue Gum Road, Jesmond where they seized cash, firearms, an allegedly stolen credit card and drugs believed to be amphetamine and cannabis.
He's been refused bail to face Newcastle Local Court today charged with robbery while armed with a dangerous weapon, two counts of acquire prohibited firearm and possess ammunition.
Police are still trying to locate the alleged accomplice and are appealing for anyone with information to come forward.
