Amber
Succinate (Fossilized Tree Resin)
mineraloid
Category
Organic Structure (Not A Rock)
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Amber
Succinite (fossilized tree resin)
Organic Mineraloid
Chert (often called Flint or River Rock)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
sedimentary
Granite
Granite (a common rock name, not a single mineral species, composed primarily of quartz, feldspar, and mica/amphibole)
igneous
Baltic Amber (Butterscotch or Egg Yolk Variety)
Succinite (chemical formula: C10H16O)
Organic Gemstone (not a rock or mineral)
Chert (specifically Iron-stained River Cobble)
Silicon Dioxide (SiO2)
sedimentary
Honeycomb Coral Fossil
Favosites (extinct genus of tabulate coral)
fossil
Iron-stained quartz-rich rock, possibly jasper or chert
Microcrystalline quartz (SiO₂) with iron oxides/hydroxides
mineral
Chert (Yellow Jasper/Flint)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
sedimentary
Ironstone concretion / Limonitic Sandstone
Goethite/Hematite Cemented Sandstone (Hydrated Iron Oxide)
sedimentary
Precious Coral
Corallium rubrum (Calcium Carbonate, CaCO3)
mineral
Pyritic Shale
Carbonaceous Shale with Iron Pyrite (FeS2)
sedimentary
Fossilized Shark Tooth or Bone Fragment
Vertebrate Fossil (likely Carcharodon or similar genus)
fossil
Raw Amber / Resin Mineral
Succinite (Fossilized Tree Resin)
gemstone
Limestone
Calcium Carbonate (CaCO3)
sedimentary
Amber
Succinite (Fossilized Tree Resin)
mineraloid
Moss Agate
Silicon Dioxide with inclusions (SiO2 + impurities)
mineral
Amethyst, Aquamarine, and Pearl Ring
SiO2 (Amethyst), Be3Al2Si6O18 (Aquamarine), CaCO3 (Pearl)
gemstone
Wood Jasper
Siliceous sedimentary rock (variety of Chert/Chalcedony)
Sedimentary
Fossil Shark Tooth
Carcharodon sp. (likely Otodus or similar Lamniformes order)
sedimentary
Dendritic Limestone
Calcite with Manganese Oxide (Manganese Dendrites)
sedimentary
Amber
Succinite (C10H16O)
mineraloid
Amber
Succinates (C10H16O)
mineraloid
Red Jasper (beads)
SiO₂ (Silicon Dioxide)
Mineral, variety of chalcedony (microcrystalline quartz)
Limestone (specifically Bituminous or Carbonaceous Limestone)
Calcium Carbonate (CaCO3) with Organic Impurities
sedimentary
Amber
Fossilized Tree Resin
gemstone
Amber
Succiniferous fossil resin (C10H16O)
gemstone
Amber
Succinite (organic fossilized resin)
mineraloid
Amber
Succinite
Organic Gemstone (sedimentary associations)
Amber (Copal)
Succinate (Fossilized Tree Resin)
mineraloid
Amber
Succinite (Fossilized Tree Resin)
mineraloid
Petrified Wood
Silicified Wood (SiO2)
fossil
Petrified Wood
Silicified Wood (Permineralized wood)
fossil
Amber
Succinite (Formula: C10H16O)
Mineraloid
Fossilized Bone
Permineralized Vertebrate Bone
fossil
Asphalt / Bituminous Aggregate
Bituminous mixture (Hydrocarbon-based sediment)
sedimentary
Enrolled Trilobite Fossil
Phylum Arthropoda, Class Trilobita (likely Calymene or Flexicalymene)
fossil
Chert (Jasper/Chalcedony mix)
Microcrystalline Quartz (SiO2)
sedimentary
Fossilized Wood (Petrified Wood) and Associated Rocks
Silicified Wood / Xylopal
fossil
Amber
Amber (C10H16O)
mineral
Amber
Succinite (fossilized tree resin)
mineraloid / sedimentary organic material
Chert / Flint
Chert (varieties include Flint)
Sedimentary