Oxides & Hydroxides
The following list includes the most significant minerals which occur in nature as oxides or hydroxides. The various forms of silica (quartz, chalcedony and opal) are also discussed on a separate page. To view the properties of an element, click on its name.
(The database is not intended to be a comprehensive list of all
minerals but does contain a substantial number of them and we are constantly
adding to it.)