Man Made Glass Mineral Simulant

Goldstone and pink quartz bead strands

Goldstone is aventurescent copper-bearing glass; pink beads are likely rose quartz (SiO₂), though dyed or glass imitations are possible

Howlite

Howlite (Calcium borosilicate hydroxide, Ca2B5SiO9(OH)5)

Nickel coin (U.S. currency)

Cupronickel (75% Copper, 25% Nickel alloy)

Blue Goldstone

Synthetic glass with copper or cobalt/manganese inclusions

Sandstone

Clastic Sedimentary Rock

Man-made Carved Stone (Scream Mask/Skull motif)

Carved Soapstone or Serpentine-rich rock

Man-made Metal Pin (Non-geological)

Antimony-Lead Alloy or Zinc/Brass Base with Electroplating

Glass Nugget (Tumbled Glass)

Amorphous Silicon Dioxide (SiO2) with additives

Colorless faceted gemstone, likely cubic zirconia

Cubic zirconia (zirconium dioxide, ZrO₂); visual confirmation is unavailable

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

Silicon Dioxide (SiO2) with artificial coloration

Granodiorite

Granodiorite

Hematite / Goethite (Iron Ore)

Iron Oxide (Fe2O3 / FeO(OH))

Titanium Aura Quartz (Aura Quartz)

Titanium-coated Silicon Dioxide (SiO2)

Tumbled chalcedony (likely moss or dendritic agate)

Microcrystalline quartz, SiO₂, with iron-oxide inclusions

Artisanal Glass Beads (Simulated Goldstone or Aventurine Glass)

Silicon Dioxide (SiO2) with metallic inclusions

Diamond (or Cut Gemstone / Cubic Zirconia)

Carbon (C)

Diamond (or Cubic Zirconia simulant)

Carbon (C) or Zirconium Dioxide (ZrO2)

Blue glass-like tumbled specimen

Most likely cobalt-blue slag glass or manufactured glass; not confidently identifiable as a natural mineral from the image

Dyed howlite or turquoise imitation

Howlite: Ca₂B₅SiO₉(OH)₅; turquoise: CuAl₆(PO₄)₄(OH)₈·4H₂O

Native Silver

Silver (elemental Ag)

Sandstone

Sedimentary Rock (Quartz Sandstone)

Man-made Blank Ammunition (Brass)

CuZn (Cartridge Brass - roughly 70% Copper, 30% Zinc)

Metal Chain (Likely Steel or a Steel Alloy)

Steel (primarily iron and carbon); specific alloy unknown

Jasper

Silicon dioxide (SiO2) with impurities

Likely blue glass or synthetic gemstone jewelry

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

Blue Slag Glass

Amorphous Silica (Industrial byproduct)

Pearl and Garnet Glass

Calcium Carbonate (CaCO3) for pearl; Silicon Dioxide (SiO2) for glass

Slag (Anthropogenic Glass/Iron byproduct)

Ferro-silicate Slag

Note: Item is a Synthetic/Man-made Object

Titanium-coated Stainless Steel (Fe-Cr-Ni-Ti)

Red Jasper

Silicon Dioxide (SiO2) with Hematite (Fe2O3)

Greenstone / Serpentinite

Serpentinite (complex of Mg, Fe, Ni, Al, Zn, Mn silicate minerals including Antigorite, Lizardite, and Chrysotile)

Cubic Zirconia (Simulated Diamond)

Zirconium Dioxide (ZrO2)

Yellow Sapphire (Raw)

Corundum (Al2O3)

Luminous Stone (Glow-in-the-dark Synthetic/Man-made Stone)

Strontium Aluminate tinted glass or resin (Crystalline silicate/oxide mix)

Green Glass Slag

Amorphous Silicon Dioxide (SiO2) with metal oxide impurities

Porcelain (Stoneware Ceramic)

Mullite / Silica-glass composite (Al6Si2O13)

Diamond (in a gold ring)

Diamond (pure carbon, C)

Obsidian

Volcanic Glass (SiO2)

N/A - Man-made object (Jewelry Chain)

Antiqued or Oxidized Metal Chain (often Steel or Brass)

Asphalt Pavement (with aggregate)

Asphalt concrete

Fired Clay Brick (Anthropic Rock substitute)

Anthropogenic polycrystalline ceramic (predominantly Mullite and Quartz: Al6Si2O13 + SiO2)

Cullet Glass (Strawberry Glass)

Amorphous Silicon Dioxide (SiO2) with metallic dopants