Earths Core

th's Core is an informative resource for anyone who is interested in stones, gems, and minerals. The program has descriptions and pictures for more than 600 minerals, 300 gems, and 200 types of stone. This makes a grand total of 900 elements, including more than 2,000 reference pictures. The best thing is that the content is connected, so you can read a specific description and easily click on one of the hyperlinks to find another element in the database. Earth's Core is a niche program that will no doubt be very useful for the right person.