This site is a great resource for teachers! It provides clear images of the different minerals, and can be arranged in a variety of manners including: alphabetically, and by type. Each picture can be clicked on in order to find out more information about the mineral. It is filled with useful information on where it can be found, what its uses are, its chemical stability, melting point, hardness, luster, color, who it was discovered by and much more. It even shows images of different examples of the same type of mineral in order to more easily identify it. If found this particularly helpful since the same mineral can look immensely different. The site gives information on the mining processes of some minerals and its effect on the environment, which can be a great research piece for a lesson. It also sells posters for your classroom in order to familiarize students with the different mineral types, and provides packets for lessons and activities. It even provides homework help for anyone who needs it. Overall, this site holds a vast amount of great information and resources in one easy click.