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