Mineral (Synthetic)

Opalite

Synthetic glass / Opalized glass

Opalite

Synthetic Glass (Simulated Opal)

Polished amethyst cabochon

Amethyst, purple quartz (SiO₂)

Red gemstone ring; likely synthetic ruby or red glass

Undetermined from the image; ruby is corundum (Al₂O₃), while red glass is amorphous silicate

Blue-green cut gemstone, possibly aquamarine

Unconfirmed; aquamarine is blue-green beryl, Be₃Al₂Si₆O₁₈

Blue gemstone ring, likely blue topaz or synthetic blue spinel

Likely topaz (Al₂SiO₄(F,OH)₂) or synthetic spinel (MgAl₂O₄); identification is uncertain from the image

Goldstone

N/A (Synthetic Glass with Copper Inclusions)

Hematite bead bracelet

Hematite (iron(III) oxide, Fe₂O₃), likely polished magnetic hematite or hematite-coated beads

Ruby (Corundum)

Corundum (Aluminum Oxide with Chromium), Al2O3:Cr

Blue Sapphire

Corundum (Al2O3 with trace Titanium and Iron)

Dyed Agate

Chalcedony (SiO2)

Smoky Quartz

Smoky Quartz (Silicon Dioxide, SiO2)

Ruby (Corundum)

Aluminum oxide (Al2O3) with Chromium traces

Rough White Zircon

Zircon (Zirconium Silicate, ZrSiO4)

Strawberry Quartz (or Sunstone / Tumbled Quartz)

Silicon Dioxide (SiO2) with Hematite/Lepidocrocite inclusions

Likely colorless topaz

Topaz, Al₂SiO₄(F,OH)₂

Ruby

Corundum (Al2O3 with Chromium trace impurities)

Colorless faceted gemstone, likely cubic zirconia or diamond

Uncertain from image; cubic zirconia (ZrO₂) is a common diamond simulant, while diamond is crystalline carbon (C)

Likely silicon carbide (carborundum)

Synthetic silicon carbide (SiC), likely blue-green crystalline grit

Bismuth crystal

Bismuth (Bi), synthetic laboratory-grown crystal

Chrysocolla in Malachite

Cu2CO3(OH)2 (Malachite) / Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O (Chrysocolla)

Decorative opal-like turtle mosaic

Likely imitation or assembled opal material; exact stones cannot be confirmed visually

Blue opalite (often sold as synthetic opal)

Opalite glass; amorphous hydrated silica if natural opal (SiO₂·nH₂O)

Dyed or synthetic turquoise-blue glass-like specimen

Likely man-made colored glass or resin; exact identification requires testing

Emerald

Beryl (Be3Al2Si6O18 with Chromium/Vanadium impurities)

Polished hematite bead necklace

Hematite (iron(III) oxide, Fe₂O₃), likely polished beads

Polished turquoise cabochon pendant

Turquoise, hydrated copper-aluminum phosphate: CuAl₆(PO₄)₄(OH)₈·4H₂O; likely stabilized or matrix-bearing material

Turquoise

Hydrated copper aluminum phosphate, CuAl₆(PO₄)₄(OH)₈·4H₂O

Ammolite

Biogenic gemstone (Aragonite, CaCO3)

Smoky Quartz

Silicon Dioxide (SiO2)

Smoky Quartz

Silicon Dioxide (SiO2)

Rough Citrine Quartz

Silicon Dioxide (SiO2) with ferric iron impurities

Smoky Quartz

Silicon Dioxide (SiO2)

Small faceted gemstone, likely diamond

Diamond (crystalline carbon, C)

Goldstone

Aventurine glass

Cubic Zirconia

Zirconium Dioxide (ZrO2)

Hematite

Iron(III) oxide (Fe2O3)

Amethyst jewelry centerpiece

Amethyst, purple quartz (SiO₂), likely set with colorless diamonds or other gems

Green faceted gemstone, likely synthetic glass or peridot

Indeterminate from image; possible peridot (olivine, (Mg,Fe)₂SiO₄) or green synthetic glass

K2 Stone (or K2 Jasper)

Azurite-in-Granite (Potassium Feldspar, Quartz, Plagioclase, Muscovite, and Azurite)

Faceted transparent gemstone pendant

Likely cubic zirconia (zirconium dioxide, ZrO₂); possibly diamond or synthetic moissanite

Painted Rock

Weathered Sedimentary Rock (Painted)