Lignum nephriticum cup made from narra Wooden (the namesake in the province) manufactured opalescent colours when drinking water is poured into it. These picket cups had been A serious pre-colonial and colonial industry of Naga. Naga would be the indigenous pre-colonial name of the town. It's named following the https://permainanterbaiktopi8878999.blogitright.com/28262043/the-definitive-guide-to-23naga