a child with the help of a geologist's kit extracts a jasper in a plaster cast

active archaeological art baking breakfast bricks cake carving cast child children childs closeup construct crystal crystals cuisine dessert details dig digging dish dust editorial education excavation exploration extraction extracts floor flooring food game gemstone geologist geologist#39aph39#s geologist39aph39s geology gypsum hand help hobby holds home icing isolated jasper kid kit material meal min mineral minerals natural nature object person plaster play produce rock school science set snack spatula stone stones sweetness theory tools toy wood