Synthetic Or Natural Fiber

Blue Sapphire (likely lab-grown or treated)

Corundum (Aluminum Oxide, Al2O3)

Ruby (Raw Corundum)

Al2O3 (Aluminum Oxide)

Blue Quartz / Glass Gemstone Pendant

SiO2 (Silicon Dioxide) or Synthetic Glass

Orgonite Pyramid (containing Amethyst and mixed minerals)

Silicon Dioxide (SiO2) in synthetic resin

Opalite

Opalescent Glass (SiO2 + coloring agents)

Polished tiger’s-eye

Chatoyant quartz, mainly fibrous crocidolite pseudomorphed by quartz (SiO₂)

Cubic Zirconia (as a jewelry specimen)

Zirconium dioxide (ZrO2)

Cubic Zirconia

Zirconium Dioxide (ZrO2)

Cubic Zirconia

Zirconium Dioxide (ZrO2)

Opalite

Synthetic Glass, SiO2 base with metallic inclusions

Opalite

Man-made opalized glass

Faceted Diamond or Cubic Zirconia

Carbon (C) for Diamond; Zirconium dioxide (ZrO2) for CZ

Opalite

Synthetic Opalized Glass / Man-made Glass

Opalite

Synthetic Glass (Simulated Opal)

Diamond

Pure Carbon (C)

Red gemstone ring, likely garnet or synthetic ruby

Possibly almandine garnet (Fe₃Al₂(SiO₄)₃) or corundum/ruby (Al₂O₃); image alone cannot distinguish

Faceted color-change gemstone, likely synthetic alexandrite or glass imitation

Alexandrite: chrysoberyl, BeAl₂O₄; exact identification requires gemological testing

Red Tiger's Eye

SiO2 (Silicon Dioxide with iron inclusions)

Diamond (Faceted Colorless)

Diamond (Pure Carbon, C)

Hematite bead bracelet

Hematite (Fe₂O₃), likely polished or magnetically enhanced beads

Diamond (or Diamond Simulant)

Carbon (C) if diamond, various if simulant

Blue glassy mineral fragment, possibly sodalite or dyed/cobalt glass

Uncertain; likely sodalite (Na₈Al₆Si₆O₂₄Cl₂) if natural, but vivid blue color may indicate cobalt-colored glass

Cubic Zirconia (CZ)

Cubic Zirconium Dioxide (ZrO2)

Silicon Carbide (Carborundum)

Moissanite (SiC), though mostly synthetic

Emerald

Beryl (Be₃Al₂Si₆Oထ₈) with Chromium/Vanadium impurities

Opalite

Man-made Synthetic Glass (Silicon Dioxide with metal additives)

Diamond (or Diamond Simulant)

C (Carbon) or synthetic equivalent

Likely blue glass or synthetic gemstone jewelry

Uncertain; possibly synthetic spinel, cubic zirconia, or blue glass

Dyed Quartz Pendant

Silicon Dioxide (SiO2) with artificial dye

Goldstone

N/A (Synthetic Glass with Copper Inclusions)

Faceted purple-blue beads, likely synthetic glass or treated gemstone

Indeterminate; possible synthetic corundum, synthetic spinel, or dyed quartz (SiO₂)

Clear Quartz (Faceted) or Cubic Zirconia / Glass imitation

SiO2 (if Quartz), ZrO2 (if Cubic Zirconia)

Blue sapphire ring

Corundum, aluminum oxide (Al₂O₃), blue variety colored mainly by iron and titanium

Man-made Jewelry Charm (Enameled Metal)

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

Man-made Glass (Tumbled/Shaped)

Amorphous Silicon Dioxide (SiO2) with metal oxide colorants

Sandstone (likely Fossilized Wood or Concrete Simulacrum)

Arenite / Silicified Wood / Anthropogenic Concrete

Blue chalcedony cabochon (probable)

Chalcedony, cryptocrystalline quartz; silicon dioxide (SiO₂)

Diamond (or Cubic Zirconia simulant)

Carbon (C) - Diamond / Zirconium dioxide (ZrO2) - CZ

Opalite (Synthetic Opalized Glass)

Synthetic Silicon Dioxide (SiO2) glass

Decorative gemstone bracelet or jewelry

Unidentifiable from the blurred image; likely colored glass or synthetic stones, possibly mixed gemstone beads

Opalite

Synthetic Opalized Glass (SiO2 + additives)

Basalt

Basalt