What Is a Mineral?

Here's a song that is a fun and accessible explanation of minerals from Flocabulary: "There are over 3,000 known minerals on our planet. How can you tell them apart? In this song, you’ll learn six physical properties of minerals: color, luster, hardness, streak, cleavage and fracture. Find out how these properties can help you test minerals to identify them." https://www.flocabulary.com/unit/minerals/

A solid inorganic substance of natural occurrence.