cupel(1. a small, cuplike, porous container, usually made of bone ash, used in assaying, as for separating gold and silver from lead. 2. a receptacle or furnace bottom in which silver is refined. RHWD Alexander Demidov); silver-gold alloy(MichaelBurov); dore(MichaelBurov)
dore bead(Jewelia); cupel(1. a small, cuplike, porous container, usually made of bone ash, used in assaying, as for separating gold and silver from lead. 2. a receptacle or furnace bottom in which silver is refined. RHWD Jewelia)
Regulida(as noun; derived from the Latin word "regulus" for "petty king" or "prince" and refers to the colored crowns of adult birds of the family); Regulidae(as noun; derived from the Latin word "regulus" for "petty king" or "prince" and refers to the colored crowns of adult birds of the family)