Lignum nephriticum cup manufactured from narra Wooden (the namesake with the province) created opalescent shades when h2o is poured into it. These wooden cups were A significant pre-colonial and colonial marketplace of Naga. Naga will be the native pre-colonial name of the town. It's named after the narra tree https://chanceugtfq.theideasblog.com/28610367/a-simple-key-for-23naga-unveiled