Ra Eni Didara Iyanrin Ilẹkẹ Gilasi pẹlu Iye Kekere ti a ṣe ni Ilu China. Idawọlẹ ikore jẹ olupilẹṣẹ Ilẹkẹ Gilasi Sandblasting ati olupese ni Ilu China. Okuta didan ti a npe ni cobblestone luminous, photoluminescent cobblestone, luminescent pebble, jẹ okuta didan ti eniyan ṣe, Pẹlu apẹrẹ ti cobblestone, spall tabi iyanrin, jẹ iru awọn ọja ṣiṣu atọwọda ọlọgbọn tabi awọn ọja silicate, pẹlu pigmenti luminescent pataki (tàn ninu okunkun lulú) ati resini sintetiki pataki tabi agbo silicate. Nigbati o ba farahan si awọn orisun ina, pigment photoluminescent inu Luminous cobblestone di yiya ati didan ninu okunkun pẹlu okun pupọ ni ibẹrẹ, lẹhinna dinku laiyara ni alẹ.