Lignum nephriticum cup product of narra wood (the namesake with the province) created opalescent shades when water is poured into it. These wood cups were being a major pre-colonial and colonial industry of Naga. Naga would be the indigenous pre-colonial name of the town. It can be named after https://gunnercnzju.theobloggers.com/33997669/top-guidelines-of-23naga