Mineral (Man Made Aura Treatment)

Tumbled yellow quartz (likely citrine or iron-stained quartz)

Quartz, silicon dioxide (SiO₂); yellow coloration likely from iron impurities

Himalayan Pink Salt (Halite)

Halite (Sodium Chloride, NaCl)

Calcite

Calcium Carbonate (CaCO3)

Nickel coin (U.S. currency)

Cupronickel (75% Copper, 25% Nickel alloy)

Man-made Metal Pin (Non-geological)

Antimony-Lead Alloy or Zinc/Brass Base with Electroplating

Orange Calcite

Calcium Carbonate (CaCO3)

Dyed or treated turquoise-like tumbled stone

Likely turquoise (CuAl₆(PO₄)₄(OH)₈·4H₂O), though blue-green magnesite or howlite imitation is possible

Blue lace agate (tumbled)

Microcrystalline quartz, SiO₂ (chalcedony variety)

Dyed Fuchsia Agate

Silicon Dioxide (SiO2) - variety Chalcedony

Cleavable Calcite

Calcium Carbonate (CaCO3)

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

Carved Soapstone or Serpentine-rich rock

Blue Cat's Eye Quartz (Heated/Dyed)

Silicon Dioxide (SiO2) with fibrous inclusions

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

Silicon Dioxide (SiO2) with artificial coloration

Druzy Quartz

Quartz (Silicon Dioxide, SiO2)

Bauxite

Bauxite (Al(OH)3 mixed with Fe2O3 and clay minerals)

Dyed or coated quartz geode

Quartz geode; silicon dioxide (SiO₂), likely artificially color-enhanced

Honey-colored chalcedony (likely carnelian)

Microcrystalline quartz, SiO₂; orange chalcedony colored by iron oxides

Amethyst

Crystalline Silicon Dioxide with Iron impurities (SiO2)

Chalcopyrite (Peacock Ore)

Chalcopyrite (CuFeS2)

Cullet Glass (Man-made Glass Slag)

Amorphous Silica (SiO2) with chemical additives

Jewelry Chain with Blue and Clear Gemstones (Likely Cubic Zirconia)

Cubic Zirconia (ZrO₂), Silver or White Gold/Platinum Alloy

Granodiorite

Granodiorite

Smoky Quartz

Silicon Dioxide (SiO2)

Titanium Quartz (Aura Quartz)

Silicon Dioxide (SiO2) treated with Titanium

Fossiliferous Limestone

Biomicrite / Fossiliferous Limestone (CaCO3)

Citrine (Yellow Quartz)

Silicon Dioxide (SiO2)

Green Sea Glass

Amorphous Silica (man-made glass), SiO2 + additive metal oxides

Calcite

Calcium Carbonate (CaCO3)

Himalayan Pink Salt

Halite (NaCl)

Calcite crystal cluster

Calcite (calcium carbonate, CaCO₃), likely honey or pale-orange calcite

Orange calcite

Calcite (CaCO₃)

Tumbled pale green calcite

Calcite (CaCO₃)

Pink Himalayan Salt Rock

Halite (NaCl with trace iron oxide minerals)

Limestone

Calcium Carbonate (CaCO3)

Tumbled blue chalcedony (likely blue quartz/chalcedony)

Cryptocrystalline silica, SiO₂; likely chalcedony, possibly dyed or surface-coated

Black Spinel

Magnesium Aluminum Oxide (MgAl2O4)

Green Chalcedony (Green Agate)

Silicon Dioxide (SiO2)

Likely tumbled calcite or pale limestone fragment

Calcite (CaCO₃), possibly microcrystalline limestone

Citrine

Silicon dioxide (SiO2)

Tumbled pale green mineral specimen, likely calcite

Calcite (CaCO₃), tentative identification

Opalite

Man-made synthetic glass with opalescent effects (SiO2 + metal oxides)

Slag Glass (Cullet)

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