Mineral (Man Made Aura Treatment)

Yellow tumbled mineral, likely citrine or yellow quartz

Quartz (SiO₂), possibly iron-colored citrine; exact identification requires testing

Carnelian

Carnelian (SiO2 with iron oxide impurities)

Iridescent polished/tumbled stone (likely coated quartz or glassy synthetic material)

Indeterminate; possibly quartz (SiO₂) with an artificial iridescent coating

Sea Glass

Amorphous Silicon Dioxide (SiO2)

Smoky Quartz

Silicon dioxide (SiO2)

Polished ocean jasper (orbicular jasper), likely

Silica-rich microcrystalline quartz/chalcedony aggregate, commonly with feldspar, epidote, and iron oxides; composition varies

Tumbled orange calcite

Calcite (calcium carbonate, CaCO₃)

Tumbled honey calcite

Calcite (calcium carbonate, CaCO₃)

Green calcite (likely)

Calcite, CaCO₃

Calcite geode or botryoidal calcite

Calcite (calcium carbonate, CaCO₃)

Dyed Agate

Silicon dioxide, SiO2

Polished green agate (likely dyed)

Chalcedony, microcrystalline SiO₂; agate variety

Possible ironstone concretion or weathered mineral nodule

Iron-oxide-rich concretion, likely goethite/limonite; identification uncertain from the photo

Aquamarine

Beryl (Be3Al2Si6O18)

Diamond

Carbon (C)

Diamond (in a jewelry setting)

Carbon (C)

Tiger's Eye (dark/grey variant)

Pseudomorph of Quartz after Crocidolite (SiO2)

Yellow Quartz (possibly dyed)

Silicon Dioxide (SiO2)

Yellow chalcedony (likely lemon quartz or citrine)

Cryptocrystalline silica, SiO₂; possible quartz variety

Tumbled blue jasper or blue-dyed jasper

Microcrystalline quartz (chalcedony), SiO₂; blue coloration may be natural or dye-enhanced

Unidentified pale yellow mineral, likely calcite

Calcite (CaCO₃), provisional identification

Fossil shark tooth

Likely a fossilized shark tooth, possibly *Carcharodon* or *Carcharhinus*; exact species requires provenance and close examination

Ruby

Corundum (Al2O3)

Diamond (Cut jewelry specimen)

Diamond (pure Carbon, C)

Peacock ore (iridescent bornite/chalcopyrite)

Bornite (Cu₅FeS₄), commonly sold as heat-treated chalcopyrite (CuFeS₂)

Prasiolite

Silicon Dioxide (SiO2)

Blue Crackle Quartz (Dyed Fire Agate/Quartz)

Silicon Dioxide (SiO2) with artificial dye treatment

Tumbled blue-green stone, possibly dyed turquoise or chrysocolla

Uncertain; turquoise is hydrated copper aluminum phosphate, CuAl₆(PO₄)₄(OH)₈·4H₂O

Vesicular Basalt

Vesicular Basalt (rich in silicate minerals mostly Plagioclase and Pyroxene)

Tumbled turquoise cabochon

Turquoise, CuAl₆(PO₄)₄(OH)₈·4H₂O; possibly stabilized or dyed material

Blue glassy mineral fragment (possibly turquoise)

Unidentified blue mineral; turquoise is hydrated copper aluminum phosphate, CuAl₆(PO₄)₄(OH)₈·4H₂O

Dyed and polished crackle agate bead

Agate, microcrystalline quartz (SiO₂), commonly artificially crackled and dyed

Dyed blue banded agate

Microcrystalline quartz (SiO₂), mainly chalcedony

Rough turquoise-bearing rock (probable turquoise matrix)

Turquoise, CuAl₆(PO₄)₄(OH)₈·4H₂O, likely in a host-rock matrix

Pink agate (likely dyed or coated)

Microcrystalline quartz, SiO₂ (chalcedony/agate)

Orange Calcite

Calcium Carbonate (CaCO3)

Polished blue obsidian with a pale mineral crust

Obsidian (volcanic glass), likely coated or encrusted with quartz/calcite

Serpentine-rich greenstone (probable serpentinized rock)

Serpentinite; chiefly serpentine-group minerals (Mg₃Si₂O₅(OH)₄), with possible magnetite, carbonate, or chlorite

Orange calcite

Calcite (calcium carbonate, CaCO₃)

Pink calcite

Calcite — CaCO₃

Green calcite (likely)

Calcite, calcium carbonate (CaCO₃)

Calcite

Calcium Carbonate (CaCO3)