To provide a geopolymer composition, the curing rate of which is controlled to secure flowability during working process in which the geopolymer composition is placed, the geopolymer composition capable of forming a cured body having high intensity; and to provide the high-intensity geopolymer-cured body.SOLUTION: This invention relates to a geopolymer composition, comprising: at least one powder selected from a fly ash and a blast furnace slag; an alkali metal salt of silicic acid; and debris of concrete mass. This invention further relates to its cured object, or a geopolymer-cured body.SELECTED DRAWING: None
展开▼