Amber
Succinite
Category
Browse sedimentary (fossilized organic remains) specimens identified by the Rock Identifier community.
Amber
Succinite
Fossiliferous Flint or Chert with Bryozoan Fossils
Sedimentary cryptocrystalline quartz (SiO2) with fossil inclusions
Cockle Shell Fossil
Cardium (Bivalvia)
Chert (specifically Blue Chert or Flint)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Brown Chert / Flint)
Silicon Dioxide (SiO2)
Chert (and Flint)
Silicon Dioxide (SiO2)
Green Chert
Microcrystalline Quartz (SiO2)
Chert (Flint)
Chert (Microcrystalline Quartz, SiO2)
Chert (Field Stone)
Microcrystalline / Cryptocrystalline Quartz (SiO2)
Chert (Jasper variety)
Microcrystalline Quartz (SiO2)
Chert (Cherty Flint)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Jasper/Flint variety)
Microcrystalline Quartz (SiO2)
Chert (includes Flint & Jasper)
Chert (Siliceous sedimentary rock, chemical formula SiO2)
Chert (Flint)
Microcrystalline Quartz (SiO2)
Chert (Flint)
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Chert / Flint
Chert (SiO2)
Chert (with Quartz Vein)
Chert (Siliceous sedimentary rock, predominantly Microcrystalline Quartz SiO2)
Chert / Flint
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (and Limestone) River Cobble
Microcrystalline Quartz (SiO2) within Calcium Carbonate (CaCO3)
Chert (with inclusions)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (and/or Flint)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (often called Flint or River Stone)
Chert (Microcrystalline Silicon Dioxide, SiO2)
Chert (Jasper variety)
Chert (SiO2)
Chert (Black Chert/Flint)
Silicon Dioxide (SiO2)
Chert (and associated river cobbles)
Silicon dioxide (SiO2)
Chert Pebble
Microcrystalline or cryptocrystalline Quartz (SiO2)
Chert (and Chalcedony)
Microcrystalline Quartz (SiO2)
Chert (specifically Flint)
Silicon Dioxide (SiO2)
Chert (often called Flint)
Chert (Microcrystalline Quartz, SiO2)
Chert (Flint variety)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Flint)
Silicon Dioxide (SiO2)
Chert Pebble
Microcrystalline Quartz (SiO2)
Chert (Iron-stained)
Silicon Dioxide (SiO2) with Iron Oxides
Amber
Succinite (specifically for Baltic amber); Approximate formula: C10H16O
Fossilized Shark Tooth (Carcharocles/Otodus or Sand Tiger Shark Tooth)
Elasmobranchii (Fossilized Tooth)
Amber
Fossilized tree resin
Limestone
Calcium carbonate (CaCO3)
Chert (Yellow Jasper)
Microcrystalline Quartz (SiO2)
Chert (Jasper/Flint variety)
Microcrystalline Quartz (SiO2)
Chert (often called Flint or River Pebble)
Chert (Microcrystalline Quartz, SiO2)
Chert (Chalcedony/Agate)
Microcrystalline Quartz (SiO2)
Banded Chert
Silicon dioxide (SiO2)