How do you make fossils from plaster of Paris?


To make fossils with Plaster of Paris, mix the plaster by following the directions on the packaging. Place the object you want to fossilize into the mixture, or pour it over the object. After the specified time on the packaging, remove the object and you should have your fossil.
Q&A Related to "How do you make fossils from plaster of Paris?"
1. Choose one to three small shells, and coat them in a thin layer of vegetable oil. Place them in the bottom of a large paper cup. 2. Mix 1 part plaster of Paris to 2 to 2 1/2 parts
1 Mix the plaster of Paris and water in a bowl, using one part water to two parts plaster of Paris. Ad 2 Add coloring to make different colors of chalk. 3 Pour into molds and let
take a half gallon mil carton and cut it so you are left with the bottom square of the carton still in tact. Cut it about 2 or 3 inches From the bottom. line the mold with plastic
When Gypsum (CaSO4.2H2O) is heated to about 100ºC, it loses some water of crystallization and is converted to Plaster of Paris.
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