This creation provides a kind of crystal cinerary urn, it includes an ontologies and a lid, wherein ontology and lid are all using silicon as made by material, and ontology is to set a liner in urceolus and opaque in body interior and form a room, simultaneously there is an opening to communicate with room on ontology what top, bone ash can be put into placing among room by opening, it is closed again with the top cover of lid what ontology, uses to seal being open and closed room, the bone ash placed thereby is allowed to be saved for a long time.本創作提供一種水晶骨灰罈，其包含一本體和一蓋體，其中本體和蓋體都是以二氧化矽為材質所製成，而本體是呈罈狀且不透明，在本體內部設一內膽而形成一容室，本體於頂端並具有一開口與容室相通，骨灰可由開口放入至容室之中放置，再以蓋體於本體之頂端蓋合，藉以封住開口而密閉容室，藉此讓所放置之骨灰得以長久保存。
