Mineral (Synthetic Glass)

Chalcanthite

Copper(II) sulfate pentahydrate (CuSO4·5H2O)

Zircon

Zirconium Silicate (ZrSiO₄)

Sodium Polyacrylate (Superabsorbent Polymer)

Sodium Polyacrylate [-CH2-CH(COONa)-]n

Turquoise cabochon pendant

Turquoise, hydrated copper aluminum phosphate — CuAl₆(PO₄)₄(OH)₈·4H₂O

Faceted yellow-brown gemstone earring

Likely citrine (quartz, SiO₂), though treated quartz or synthetic glass cannot be confirmed from the image

Dalmatian Stone

Dalmatian Stone (Felsic Igneous Rock)

Emerald

Beryl (Be3Al2(SiO3)6) with trace Chromium/Vanadium

Bismuth crystal

Bismuth (Bi), commonly laboratory-grown

Ruby

Corundum (Al2O3 with Chromium traces)

Corundum (variety Ruby/Sapphire)

Aluminum Oxide (Al2O3)

Hematite bead bracelet

Hematite (iron(III) oxide, Fe₂O₃), likely polished specular hematite

Man-made Green Quartz (Lab-grown or Treated)

Silicon Dioxide (SiO2) with artificial coloration

Man-made Polished Porcelain Tile (Artificial Geologic Lookalike)

Fused Silicate Ceramic with Alumina (Synthetic Kaolinite derivative)

Diamond

Carbon (C)

Blue Sapphire

Corundum (Al2O3)

Rough Emerald (Beryl)

Emerald (Be3Al2(SiO3)6 with Cr/V impurities)

Synthetic Blue Aura Quartz

Silicon Dioxide (SiO2) with Metallic Infusion

Synthetic Resin (Artificial Specimen)

Polyurethane or Polyester Resin

Blue Dyed Agate

Cryptocrystalline Quartz (SiO2)

Blue-green gemstone ring, likely treated turquoise or synthetic/treated beryl

Indeterminate from image; possibilities include turquoise (CuAl6(PO4)4(OH)8·4H2O), apatite, or treated beryl

Tumbled turquoise-like stone

Likely turquoise, hydrated copper aluminum phosphate: CuAl₆(PO₄)₄(OH)₈·4H₂O

Opal

Hydrated Amorphous Silica (SiO2·nH2O)

Hematite

Iron(III) oxide (Fe2O3)

Tumbled dalmatian jasper (likely)

Microcrystalline quartz/chalcedony with black amphibole or aegirine inclusions; commonly sold as “dalmatian jasper”

Smoky Quartz

Silicon Dioxide (SiO2)

Ruby

Corundum (Al2O3 with Chromium trace elements)

Diamond

Diamond (C)

Opal

Hydrated amorphous form of silica (SiO2·nH2O)

Clear faceted gemstone in a gold-colored setting

Likely colorless quartz (rock crystal) or synthetic cubic zirconia; visual identification is inconclusive

Diamond (or Diamond Simulant)

Native Carbon (C)

Build-A-Bear Plush (Non-Geological)

Polyester fibers (C10H8O4)n and Synthetic Polymers

Blue glassy cabochon, likely blue quartz or synthetic glass

Possibly dyed blue chalcedony/quartz (SiO₂); visual identification is inconclusive

Ruby cabochons

Corundum, aluminum oxide (Al₂O₃), colored red by chiefly chromium

Blue Sapphire

Corundum (Al2O3)

Ruby (Corundum)

Corundum (Aluminum Oxide) with chromium trace elements, Al2O3

Ruby

Corundum (Aluminium Oxide with Chromium impurities, Al2O3:Cr)

Pearl-embellished decorative cross

Pearl (biogenic calcium carbonate, predominantly aragonite) with rhinestone-mounted glass or synthetic gemstones

Diamond ring

Diamond, crystalline carbon (C), likely a faceted mounted stone

Aquamarine

Aquamarine (Beryl variety); Be3Al2Si6O18

Moonstone

Adularia or Orthoclase (KAlSi3O8) or Albite (NaAlSi3O8), specifically with lamellar exsolution of albite and orthoclase.

Dyed Blue Agate

Silicon Dioxide (SiO2) - Microcrystalline Quartz

Diamond (likely rough or included fragment)

Diamond, crystalline carbon (C), cubic crystal system