Not A Rock (Animated Character)

Chinese Writing Stone

Porphyritic Basalt or Andesite with Feldspar phenocrysts (likely Orthoclase or Plagioclase)

Pyrite-rich sulfide ore (likely pyrite with chalcopyrite)

Pyrite, FeS₂; possible chalcopyrite, CuFeS₂, and minor quartz or sphalerite

Emerald

Beryl (Be3Al2(SiO3)6)

Chinese Writing Stone

Porphyritic Basalt or Porphyritic Andesite

Northern Shoveler Duck (Note: This is a biological specimen, not a rock)

Spatula clypeata

Gold (Elemental Metal)

Gold (Au)

Lapis Lazuli

Lapis Lazuli (a rock, not a single mineral; primary mineral is Lazurite (Na,Ca)8(AlSiO4)6(S,SO4,Cl)1-2

Lapis Lazuli

Lapis Lazuli (a rock type, not a single mineral; main component is Lazurite (Na,Ca)8[(S,Cl,SO4,OH)2|(Al6Si6O24)])

Man-made Jewelry (Metal and Glass/Plastic)

Synthetic Alloy and Amorphous Solid (SiO2/Polymer)

Asphalt (Bituminous Concrete)

Bituminous mix containing aggregates and petroleum-based binder (CnH2n+2)

Wood Paneling

Engineered Wood / Plywood Paneling

Man-made Synthetic Material (Costume Faux Fur)

Synthetic Polymer (Polyester/Acrylic)

Note: Image shows a biological specimen (Rat), not a rock. Representative geological equivalent: Galena (due to lead-grey colors in fur).

Galena (PbS)

Oak-grain Laminate (Industrial/Decorative Furniture Finish)

Melamine Resin-impregnated Decorative Paper on Particleboard (Cellulose/Thermosetting Plastic)

Plastic Building Toy (Lego-style piece)

Acrylonitrile Butadiene Styrene (ABS)

Amber (Cherry or Red variety)

Succinite (with various trace amounts of organic compounds)

Transit Token (RTD Denver)

Nickel-plated brass or bronze alloy (Cu-Sn-Zn-Ni)

Blue Sea Glass

Amorphous Silica (Anthropogenic glass)

Synthetic Resin Charm (Seal Shape)

Polymer Resin with plastic glitter / Polyethylene terephthalate glitters

Man-made Ceramic / Clay Figurine

Aluminosilicate Ceramic (Processed Clay)

Synthetic Marbled Aggregate (Footwear Component)

Ethylene-vinyl acetate (Croslite™)

Bouncy Ball (Synthetic Rubber Polymer)

Polybutadiene / Ethylene Vinyl Acetate (EVA)

Fursuit (Synthetic Fur Specimen)

Canis anthropomorphus syntheticus

Diamond Plate (Steel)

Alloyed Carbon Steel or Aluminum with 'Durbar' pattern

N/A (This is a digital image of a bar graph)

Digital Data Visualization (Bar Chart)

Quartz Geode

Silicon Dioxide (SiO2)

Geode

Quartz / Chalcedony nodule with mineralized cavity

Crinaudite / Fossilized Crinoid Stem

Crinoid (Echinodermata) in a Calcitic/Siliceous Matrix

Ammonite Fossil in Matrix

Ammonoidea subclass (e.g., Arietites or similar genera)

Crinoid Stem Fossil

Crinoid Columnal (Phylum Echinodermata)

Geode with Quartz and possibly Jasper/Hematite

Quartz (SiO2) and Chalcedony (cryptocrystalline SiO2), possibly stained by iron oxides

Sandstone with Trace Fossils

Quartz Arenite with Bioturbation (Trace Fossils)

Halite

Halite (Sodium Chloride, NaCl)

Crinoid Fossil Stem Segment

Class Crinoidea (Echinodermata)

Fossiliferous Limestone (Crinoidal Limestone)

Biogenic Limestone (Calcium Carbonate, CaCO3)

Chert with Crinoid Fossil Impression

Microcrystalline Quartz (SiO2) with Crinoidea fossil impression

Fossils in Limestone (Crinoid / Marine Invertebrate Fossil)

Fossiliferous Limestone (containing Crinoidea / Brachiopoda)

Tumbled black-and-white stone, likely dalmatian jasper

Quartz-rich porphyritic rhyolite (commercially called dalmatian jasper), with black aegirine/arfvedsonite-like inclusions

Geode

Quartz nodule / Chalcedony-lined cavity

Quartz Geode

Silicon Dioxide (SiO2)

Quartz Geode

Quartz (Silicon Dioxide, SiO2)

Agate Geode

Silicon Dioxide (SiO2) - Chalcedony variety