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Hipervinculo Geología
We offer you an interesting project for your children, and we know they will love it. How about growing your own Crystal Geodes? (Geodes are empty rocks on whose inner walls minerals form sometimes fi ...
Hipervinculo Geología
Limestone is composed of tiny shells that fell to the ocean’s floor when sea creatures died. The pressure from other shells, the water and sand washing over them squashes the tiny shells together into ...
Hipervinculo Química
Name the correct mineral according to the chemical formula.
It is an educational content by JetPunk, site that contains a wide variety of quizzes.
Hipervinculo Geología
The Mohs scale of mineral hardness characterizes the scratch resistance of various minerals through the ability of a harder material to scratch a softer material. It was created in 1812 by the German ...
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