Man Made Object (Ring)

Ring with an Orange Inlay

N/A (Man-made object)

Metal Chain Belt with Square Plates

Not applicable (man-made)

Not a geological specimen

N/A (man-made object)

Gold ring with a clear faceted gemstone

Likely diamond (carbon, C); the photograph is insufficient to confirm the stone or metal

Not a rock, mineral, or geological specimen

Man-made Jewelry Charm (Enameled Metal)

Not a natural mineral; composed of base metal alloy (likely zinc or brass) and epoxy resin/enamel.

Synthetic Resin Charm (Seal Shape)

Polymer Resin with plastic glitter / Polyethylene terephthalate glitters

Bouncy Ball (Synthetic Rubber Polymer)

Polybutadiene / Ethylene Vinyl Acetate (EVA)

Titanium-coated Metal Cube (Man-made Fidget Toy)

Titanium-anodized or electroplated alloy (e.g., Ti-coated Zinc or Aluminum)

Red glassy gemstone, possibly garnet

Unidentified red transparent material; garnet group (X₃Y₂(SiO₄)₃) is a possibility

Chert Arrowhead (Projectile Point)

Microcrystalline Quartz (Chert or Flint)

Rainbow Hematite Ring

Iron(III) oxide (Fe2O3) with thin-film coating

Mystic Topaz (Treated Quartz or Topaz)

Aluminum silicate fluoride hydroxide [Al2SiO4(F,OH)2] with thin-film metallic coating

Carved nephrite jade thumb ring/seal

Nephrite jade: fibrous amphibole aggregate, chiefly tremolite–actinolite, Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂

Likely gold-colored metal ring with a possible gemstone

Uncertain; possibly gold alloy (Au) with a small quartz or glass-like setting

Chakra Stone Tower (Composite Multi-Mineral)

Crystalline Silicon Dioxide composite (SiO2) with various inclusions

Metallic Ornament / Jewelry

N/A - This is an artificial object, not a geological specimen.

Lava Rock with Fabric Impression

Scoria or Basalt with anthropogenic impressions

Synthetic Resin / Plastic Figurine

Synthetic Polymer (Copolymer of Polyethylene or Resin)

Blue cabochon, likely dyed or synthetic material

Undetermined; possibly dyed chalcedony (SiO₂), glass, or synthetic corundum

Note: This is a Man-Made Object (Costume/Prop Patch)

Synthetic fiber and pigments (Cellulose/Plastic-based composite)

Man-made earbud charging case (Not a rock or mineral)

Acrylonitrile Butadiene Styrene (ABS) Plastic with electronic components

N/A - Non-Geological Item

Brick fragment (Man-made material)

N/A (Fired clay)

Man-made Synthetic Material (Plastic/Composite)

Acrylonitrile Butadiene Styrene (ABS) or High-Impact Polystyrene (HIPS)

Polished labradorite pendant

Labradorite, a calcium-rich plagioclase feldspar (approximately NaAlSi₃O₈–CaAl₂Si₂O₈)

Sea Glass

Man-made silicate glass

Opalite

Man-made opalized glass

Clear quartz crystal (likely)

Quartz, silicon dioxide (SiO₂)

Sea Glass

Man-made silicate glass

Sea Glass

Man-made silicate glass

Sea Glass

Man-made vitreous material

Man-made Crystal (Lead Glass)

Lead oxide-doped Silica Glass (approx. SiO2 + PbO)

Sea Glass

Man-made vitreous material

Carved Stone Turtle

Carved Soapstone and Quartz

Gem-set gold ring

Unidentified transparent gemstone, possibly quartz or glass, set in a gold-colored metal ring

Metal Alloy (Likely Pewter or Sterling Silver)

Not a natural geological specimen; composed of refined metals. If pewter, it's a tin-based alloy. If sterling silver, it's 92.5% silver and 7.5% other metals (usually copper).

Man-made Ceramic / Clay Figurine

Aluminosilicate Ceramic (Processed Clay)

Green glass sphere/marble

Soda-lime glass (primarily SiO2, Na2O, CaO)

Sandstone Concretion

Limonitic Sandstone Concretion

Blue Goldstone

Auraventurine (Synthetic glass with cobalt and copper inclusions)

Clear quartz sphere

Quartz (silicon dioxide, SiO₂)