Mineral (Synthetic Glass)

Build-A-Bear Plush (Non-Geological)

Polyester fibers (C10H8O4)n and Synthetic Polymers

Diamond

Native Carbon (C)

Amazonite

KAlSi3O8 (Potassium Feldspar, variety of Microcline)

Cullet Glass (Strawberry Glass)

Amorphous Silicon Dioxide (SiO2) with metallic dopants

Lapis Lazuli

Lapis Lazuli (a rock composed primarily of Lazurite (Na,Ca)₈[(S,Cl,SO₄,OH)₂|(Al₆Si₆O₂₄)], with varying amounts of Calcite, Pyrite, and Sodalite.)

Black Tourmaline (Schorl)

Schorl (Na(Fe²⁺)₃Al₆(BO₃)₃Si₆O₁₈(OH)₄)

Emerald

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

White Sapphire

Corundum (Al2O3)

Rough Diamond (Uncut Diamond)

Native Carbon (C)

Pearl-embellished decorative cross

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

Lapis Lazuli

Lapis Lazuli (a rock composed primarily of Lazurite, Sodalite, Calcite, and Pyrite)

Cubic Zirconia (CZ)

Cubic Zirconium Dioxide (ZrO2)

Blue Topaz (specifically London Blue or Swiss Blue based on color saturation)

Al2SiO4(F,OH)2 (Aluminum Silicate Fluoride Hydroxide)

Moonstone

Orthoclase Feldspar (KAlSi3O8)

Aquamarine

Beryl (Be3Al2Si6O18), specifically the blue-green variety

Dyed Agate

Agate (Cryptocrystalline Quartz), SiO2

Ruby

Corundum (Al2O3 with Chromium traces)

Slag Glass (Cullet)

Amorphous Silica (man-made), primarily SiO2 with trace metal oxides

Ruby

Corundum (Al2O3)

Fursuit (Synthetic Fur Specimen)

Canis anthropomorphus syntheticus

Black Tourmaline

Schorl (Na(Fe²⁺)₃Al₆(BO₃)₃Si₆O₁₈(OH)₄)

Rutilated Quartz

Quartz (SiO2) with Rutile inclusions (TiO2)

Polished blue chalcedony or glass-like quartz specimen

Chalcedony (microcrystalline SiO₂), possibly treated or synthetic; exact identification requires testing

Bismuth

Bismuth (Bi)

Amethyst

Amethyst (SiO2 - Silicon Dioxide with iron impurities)

Diamond (faceted)

Diamond (Pure Carbon, C)

Turquoise

Hydrated phosphate of copper and aluminium [CuAl6(PO4)4(OH)8·4H2O]

Corundum

Corundum (Al2O3)

Chalcanthite (Likely Synthetic/Lab-Grown)

Hydrated copper(II) sulfate (CuSO4·5H2O)

Colorless faceted gemstone (most likely synthetic cubic zirconia)

Cubic zirconia, ZrO₂ (likely synthetic); natural alternatives include quartz or diamond

Blue Goldstone

Aventurine Glass (Silicon Dioxide infused with Cobalt/Copper)

Opal

Hydrous silicon dioxide (SiO2·nH2O)

Synthetic Zinc/Polycarbonate Composite (Bey-specimen)

Zinc Alloy (Zamak 3) with Polycarbonate (C15H16O2)n Overlay

Diamond

Diamond (pure carbon; C)

Azurite-Malachite (often a mixed specimen)

Azurite: Cu3(CO3)2(OH)2; Malachite: Cu2(CO3)(OH)2. The specimen appears to be a natural mixture or intergrowth of these two minerals.

Amber

Succinite (specifically for Baltic amber; general formula C10H16O)

Diamond (Rough)

Diamond (Carbon, C)

Goldstone (Red)

Aventurine Glass (SiO2 + Cu)

Diamond (appearing as a jewelry centerpiece)

Diamond (Formula: C)

Pearl-and-gemstone insect brooch

Pearl: nacre (aragonite, CaCO₃); colored stones are likely synthetic or natural corundum/spinel/glass, not determinable from the image

Sodalite

Sodalite (Na4Al3Si3O12Cl)

Rutilated Quartz

SiO2 with TiO2 inclusions (Rutile)