Lawngtlai-3 huamchhunga leitlahniam chu nimin piah tlai khan Pu Lianngura Pachuau Asst. Geologist chuan a hmuna a en a, helai leitlahniam ven a nih theih nan thuneitu sang zawka rawtna a thlen dawn a ni. Thudawn danin leitlahniam ven nan hian checkdam tha tak siam leh leihnuai a tui lut tam lutuk tih ziaawm nan tuiluanna tur tha tak siam te chu helai leitlahniam leh tawlh ven nan chuan pawimawh hmasa tur ah ngaih a ni.