Basalts Mica China Clays Limestones
Jet Amber Tektite Meerschaum
Amber Potash Rock Mudstone Rock Gypsum
Chondrite Achondrite Tektite Stony Iron
Jet Flint Chalk Peat
Meerschaum Lapis Lazuli Tektite Jet
Anthracite Lignite Bitumous Coal Jet
Igneous Rocks Sedimentary Rocks Extra Terrestrial Rocks Metamorphic Rocks