Amber
Fossilized Tree Resin (C10H16O)
mineral
Category
Sedimentary (Fossilized)
Browse sedimentary (fossilized) specimens identified by the Rock Identifier community.
Amber / Fossilized Resin
Succinite / Fossilized Tree Resin
mineral
Fulgurite
Fulgurite (Lechatelierite), amorphous SiO2
metamorphic
Amber
Succinite (Organic Gemstone)
mineral
Amber
Succinite (Resinite), C10-H16-O
mineral
Fossil Coral (Honeycomb Coral)
Favosites (extinct genus of Tabulate coral)
sedimentary
Honeycomb Coral Fossil (Petoskey-type Coral)
Favosites (Extinct Colonial Tabulate Coral), CaCO3
sedimentary
Fossiliferous Sandstone (with Brachiopod or Bivalve mold)
Clastic Sedimentary Rock with Macrofossil Mold
sedimentary
Fossilized Favosites (Honeycomb Coral)
Favosites (extinct genus of tabulate coral)
sedimentary
Fossilized Wood (with Coal and Limonite)
Petrified Wood (Silicified or Carbonized Flora)
sedimentary
Fossilized Gastropod in Chert/Limestone
Internal mold of Gastropoda (Class) with CaCO3 or SiO2 mineral formula
sedimentary
Fossilized Stingray Mouth Plate
Myliobatidae dental battery
sedimentary
Fossilized Solitary Rugose Coral
Order Rugosa (commonly Horn Coral)
sedimentary
Fossilized Coral (Honeycomb Coral)
Favosites (extinct genus of tabulate corals), CaCO3 (Calcium Carbonate)
sedimentary
Crinaudite / Fossilized Crinoid Stem
Crinoid (Echinodermata) in a Calcitic/Siliceous Matrix
sedimentary
Fossilized Shark Tooth (Fragment)
Elasmobranchii fossil (likely Cretalamna or Squalicorax genus)
sedimentary
Amber
Succinite (Organic Mineraloid) - C10H16O
mineral
Amber
Succinite (formula varies, primarily C10H16O)
Mineraloid (Organic)
Quartzite Cobble
Quartzite (SiO2)
metamorphic
Fossilized Coral (Petoskey Stone / Favosites)
Favosites (extinct genus of tabulate coral)
sedimentary
Fossilized Dinosaur Skull (Tyrannosaurus rex)
Tyrannosaurus rex (permineralized fossil), rich in Hydroxylapatite/Silica
sedimentary
Gastropod Steinkern (Fossilized Snail Cast)
Phylum Mollusca, Class Gastropoda (Commonly CaCO3 or SiO2 after replacement)
Sedimentary
Fossilized Shark Tooth (Cretaceous to Neogene)
Elasmobranchii dental fossil (likely Squalicorax or similar species)
mineral (biogenic replacement)
Amber
Succinite (C10H16O)
mineraloid
Baltic Amber (Butterscotch or Egg Yolk Variety)
Fossilized Tree Resin (Succinite); Approximate formula: C10H16O
Organic Gemstone (Succinite)
Amber
Succinite (C10H16O)
mineraloid
Amber
Succinite (organic fossilized resin)
mineraloid
Slate
Slate (a fine-grained, foliated metamorphic rock). Mineral composition: Primarily composed of mica minerals (muscovite, chlorite, sericite) and quartz, with minor amounts of hematite, pyrite, and other accessory minerals.
sedimentary
Amber (Black)
Amber (succinite, retinite, etc., specifically, heavily included/dark varieties)
Mineraloid
Fossilized Coral (Petoskey Stone or Rugose Coral)
Antophyllum (Hexagonaria) or Scleractinia (CaCO3)
sedimentary
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Amber
Succinite
Organic Mineraloid
Tiger's Eye
Titanium-containing Quartz (Silica: SiO2)
Mineral
Fossilized Sea Urchin (Echinoid)
Echinoidea (Class); commonly Clypeasteroida for sand dollar types
sedimentary (fossil)
Amber
Succinate (Fossilized Tree Resin)
mineraloid
Amber
Succinates (Organic Fossilized Resin)
mineral
Amber
Succinite (fossilized tree resin)
mineral
Amber
Succinite (fossilized resin, C10H16O)
mineral
Amber
Succinite (fossilized resin, C10H16O)
mineral
Amber
Succinite (fossilized tree resin)
Organic Mineraloid
Amber
Resinite (Succinite if from the Baltic); Chemical Formula: C10H16O (approximate)
Organic Diamond/Gemstone (often associated with Sedimentary sequences)
Amber
Succinates (Organic compound: C10H16O)
mineraloid