Amber
Succinite (Formula: C10H16O)
Mineraloid
Category
Organic (Biological Organism)
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Amber
Succinite (organic gemstone, approx. C10H16O)
fossil
Coal
Bituminous Coal (organic sedimentary rock)
sedimentary
Weathered River Rock (likely Chert or Basalt with algae)
Silicon dioxide (SiO2) with organic biofilm
sedimentary
Fossilized Shell Fragment
Bivalvia or Gastropoda (depending on original organism)
fossil
Limestone with Bitumen/Chert
Calcite (CaCO3) containing organic hydrocarbons
sedimentary
Pearl
Organic gemstone (Calcium carbonate - CaCO3)
mineral
Bituminous Coal
Bituminous coal (Organic Sedimentary Rock)
sedimentary
Fossiliferous Limestone with Fossil Fragment
Fossiliferous Limestone (CaCO3 with organic remains)
fossil
Bituminous Coal
Coal (Organically derived sedimentary rock)
sedimentary
Coal (Anthracite / Bituminous)
Organic Sedimentary Rock (Carbon-based)
sedimentary
Petrified Wood
Silicified Wood (Permineralized organic tissue)
fossil
Ambergris
Ambergris (Coprolite-adjacent organic substance)
Organic (Geological interest)
Purple Agate (Dyed Chalcedony)
SiO2 (Silicon Dioxide) with organic dyes
mineral
Bituminous Coal
Organic Sedimentary Rock (Carbon-based)
sedimentary
Fossiliferous Limestone
Carbonate Rock (CaCO3 with organic inclusions)
sedimentary
Bituminous Coal
Organic Sedimentary Rock (Carbon-based)
sedimentary
Dyed Pink Quartzite (Jadeite Simulant)
Silicon Dioxide (SiO2) with organic dye
metamorphic
Amber
Succinite
mineral
Fossiliferous Kalkstein (Marl/Sandstone)
Fossiliferous calcarenite/siltstone
sedimentary
Amber
Succinite
Organic mineraloid
Fossilized ammonite fragment
Ammonoidea; likely an ammonite suture-section specimen, commonly Jurassic–Cretaceous
fossil
Angel Skin Coral
Corallium rubrum / Corallium spp. (Calcium Carbonate, CaCO3)
gemstone
Red Coral
Corallium rubrum
gemstone
Limestone
Calcium Carbonate (CaCO3)
sedimentary
Dendritic Agate
Silicon Dioxide with inclusions (SiO2 + Mn/Fe)
mineral
Limestone
Calcium Carbonate (CaCO3)
sedimentary
Fossiliferous Limestone (Shell Fragment)
Biogenic Limestone (Calcium Carbonate / CaCO3)
sedimentary
Fossilized wood or plant fragment
Petrified wood (silicified fossil wood; commonly Araucarioxylon or related taxa)
fossil
Limestone
Calcium Carbonate (CaCO3)
sedimentary
Limonite (Iron Ore)
Limonite (Hydrated iron(III) oxide-hydroxide, FeO(OH)·nH2O)
mineral
Fossil Shell (Bivalve)
Class Bivalvia (Likely a member of the Ostreidae or Gryphaeidae family), CaCO3
sedimentary
Amber
Fossilized Tree Resin (Generic formula roughly C10H16O)
mineral
Shale
Fissile Clay-dominant Mudrock (SiO2, Al2O3, K2O, Na2O, CaO, MgO)
sedimentary
Petrified Wood
Silicified wood (SiO2)
fossil
Amber
Succinite
mineral
Amber
Succinite
Mineraloid
Fossiliferous Limestone
Fossiliferous Limestone (CaCO3)
sedimentary
Amber
Succinite (Approximate formula: C10H16O)
mineral
Polished fossilized wood (petrified wood), likely agatized
Silicified wood; predominantly microcrystalline quartz/chalcedony (SiO₂), with iron-oxide coloration
fossil
Bituminous coal
Coal, predominantly carbon with macerals and minor clay/pyrite minerals
sedimentary
Fossil Bivalve / Ostreid Shell (Hag Stone / Perforated Pebble)
Phylum Mollusca, Class Bivalvia
fossil