Fossiliferous Limestone
Limestone (CaCO3 with Limonite/Goethite staining)
sedimentary
Category
Sedimentary (Fossil)
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Ferruginous Sandstone
Ferruginous Quartz-Arenite
sedimentary
Sandstone (Quartzite-rich)
Clastic Sedimentary Rock (primarily SiO2)
sedimentary
Sandstone
Arenite (variable SiO2 composition)
sedimentary
Sandstone
Arenite
sedimentary
Fossiliferous Limestone
Calcium Carbonate (CaCO3) with Bioclasts
sedimentary
Fossilized Shark Tooth (Fragment) in Matrix
Elasmobranchii (subclass)
fossil
Amber
Succinite (Resinite)
fossil
Sandstone
Arenite (primarily SiO2)
sedimentary
Fossil bivalve shell
Fossilized or partially mineralized bivalve; exact genus cannot be determined from the image
fossil
Sandstone (Quartz-rich)
Clastic sedimentary rock (SiO2 primary)
sedimentary
Fossiliferous Limestone
Fossiliferous Limestone (containing bioclasts)
sedimentary
Sandstone (specifically Lithic or Quartz Arenite)
Arenite (composed primarily of SiO2)
sedimentary
Conglomerate with Fossilized Shark Teeth
Clastic sedimentary rock (Conglomerate) containing Elasmobranchii remains
sedimentary
Sandstone
Arenite (primarily SiO2)
sedimentary
Petrified Wood
Silicified Wood (SiO2)
sedimentary
Fossiliferous Limestone
Fossiliferous Limestone (Sedimentary Rock)
fossil
Fossil shell fragment
Indeterminate molluscan bioclast, likely aragonite or calcite
fossil
Fossil Shark Tooth
Chondrichthyes (class); likely Lamniformes (order) fossilized in Apatite/Hydroxyapatite
fossil
Amber / Copal
Succinite (fossilized tree resin)
mineraloid
Sandstone
Arenite (primarily SiO2 with various cementing agents)
sedimentary
Sandstone (Quartzose Sandstone)
Arenite (primarily SiO2 with minor Fe2O3)
sedimentary
Sandstone
Arenite (composed primarily of SiO2)
sedimentary
Red Sandstone
Arenite (Ferruginous Sandstone)
sedimentary
Sandstone (Quartzose)
Arenite (primarily SiO2)
sedimentary
Limestone
Calcium Carbonate (CaCO3)
sedimentary
Red Sandstone
Sandstone (principally Quartz with Iron Oxide coating)
sedimentary
Limestone (specifically Fossiliferous Limestone)
Calcium Carbonate (CaCO3)
sedimentary
Likely petrified wood or silicified fossil fragment
Silicified wood; predominantly microcrystalline quartz (SiO₂)
fossil
Fossilized Horn Coral
Rugosa (Rugose Coral)
fossil
Siltstone
Siltstone (primarily composed of silica and clay minerals)
sedimentary
Limestone
Calcium Carbonate (CaCO3)
sedimentary
Chert (Arrowhead Point)
Silicon Dioxide (SiO2) - Microcrystalline Quartz
fossil
Fossiliferous Limestone
Calcium Carbonate (CaCO3) with Biogenic Fragments
sedimentary
Petrified Wood
Silicified wood (primarily quartz, SiO2)
fossil
Petrified Wood
Silicified Wood (primarily SiO2)
fossil
Fossilized Brachiopod
Phylum Brachiopoda (likely Order Spiriferida or Orthida)
fossil
Limestone
Calcium Carbonate (CaCO3)
sedimentary
Red Sandstone
Sandstone (Quartz Arenite with Iron Oxide)
sedimentary
Chert (with Drusy Quartz Pocket)
Silicon Dioxide (SiO2)
sedimentary
Petrified Wood
Silicified Wood (SiO2)
sedimentary
Jasper containing fossilized inclusions
Silicon Dioxide (SiO2) with trace impurities and biogenic inclusions
sedimentary