Ashtamangal Kalash Medium Gold

kalash is used to do tirthankars abhishek in snatrapuja during tirthankars janma birth ,indra maharaj takes them to meru parvar mountain to do their abhishek with ?kalash

the first puja in Ashtaprakari pooja is jal puja ?kalash is used for this jal puja and its the symbol of magal (god omen)