Fossil rocks & minerals
Fossils are preserved remains or traces of ancient life, bones, shells, plants, footprints, even microscopic algae, usually replaced by silica, calcite, or pyrite over geologic time.
Showing 121–132 of 132 fossils (page 2 of 2).
Silicified Fossilcommonfossil · Mohs 6.5-7brown, red, yellow
Silicified Mastodon Tuskrarefossil · Mohs 6.5-7white, cream, tan
Silicified Oolitecommonfossil · Mohs 6.5-7white, gray, brown
Silicified Palm Woodcommonfossil · Mohs 6.5-7brown, tan, black
Silicified Pine Coneuncommonfossil · Mohs 6.5-7brown, tan, gray
Spongecommonfossil · Mohs 3-5white, gray, brown
Stromatoporoidcommonfossil · Mohs 3-5tan, brown, gray
Teredo Petrified Woodcommonfossil · Mohs 6.5-7brown, tan, gray
Trilobite Fossilcommonfossil · Mohs 3-5black, brown, gray
Tubulitecommonfossil · Mohs 3-4black
Turritella Agatecommonfossil · Mohs 6.5-7brown, tan, gray
Vertebrate Fossilcommonfossil · Mohs 3-6brown, tan, black
Identify fossils in the field
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