Earth's Core v1.0
Earth's Core provides a wealth of information for those people
interested in Rocks, Gems and Minerals. it contains detailed
information on hundreds of gems and minerals as well as a detail
glossary of terms.
Designed to be used on desktops set to 1024x768 or better, it requires 70MB of disk space.
Features include:
Information on 600 minerals
Information on 300 gems
Information on 200 rocks
900 glossary items
2100 pictures
Fully searchable content.
As well as all of that, it also contains most of the features of the Periodic Table software:
Detailed information on each element
Details of isotopes and allotropes
Details of important compounds
Details of reactions with water, air, halogens and acids
Images for each element (126 images in total)
Biographies for the important scientists and element discoverers
Search through all of the element, biography, isotope and glossary pages.
Screenshots: http://freshney.org/education/ec/screenshots.htm