Rengeseki (rengeite), itoigawaseki (itoigawaite) and wadaseki (wadalite), minerals with names beginning with "re," "i" and "wa," are seen displayed at the Fossa Magna Museum in Itoigawa, Niigata Prefecture, following the announcement of the new era name, Reiwa. The minerals will be displayed through the end of May. | KYODO
