👉 Impenetrability, in the context of a rock or stone, refers to its ability to withstand intense pressure without breaking. This is often associated with natural materials like granite, basalt, and quartzite, as they are highly resistant to crushing forces due to their chemical composition and structure. In other contexts, impenetrability can refer to something that cannot be penetrated by a tool or material, such as an object or substance that cannot be cut or broken easily. It is often used in