NORWALK — A man lost cash and his cell phone late Wednesday in an armed robbery in a miniature golf course parking lot, authorities said.

A robber approached the victim about 8 p.m. in the parking lot of Golf N’ Stuff, 10555 Firestone Blvd., Los Angeles County sheriff’s Sgt. George Suarez said.

Armed with a handgun, the robber demanded the man’s money and cell phone, Suarez said. The victim complied, and last saw the robber heading south through the parking lot on foot.

Deputies described the robber as black man in his mid-20s, with short black hair, wearing a dark shirt and dark pants.