Mixed Agate and Lapis Lazuli Bracelet
Chalcedony (SiO2) and Lapis Lazuli (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2
sedimentary and metamorphic
Category
Mineral (Treated)
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Dyed Pumice
Vesicular Rhyolite (Artificial Coloration Addition)
igneous
Quartz
Quartz (SiO₂ - Silicon Dioxide)
Mineral
Yellow Quartz (Citrine Quartz Pebble)
Silicon Dioxide (SiO2)
mineral
Turquoise
Hydrated copper aluminum phosphate (CuAl6(PO4)4(OH)8·4H2O)
mineral
Yellow Quartz (Citrine type/Tumbled Quartz)
Silicon Dioxide (SiO2)
mineral
Black Onyx
Silicon Dioxide (SiO2)
mineral
Dyed Dragon Vein Agate
Silicon Dioxide (SiO2) with artificial pigment
mineral
Blue topaz (likely treated)
Topaz, Al₂SiO₄(F,OH)₂
gemstone
Ametrine
SiO2 (Silicon Dioxide with iron impurities)
gemstone
Amethyst
Amethyst (Silicon Dioxide, SiO2 with Iron impurities)
gemstone
Crushed Limestone
Calcium Carbonate (CaCO3)
sedimentary
Amber (specifically Red or Cherry Amber)
Succinite (Resinite); Chemical formula: C10H16O
Mineraloid
Lepidolite
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2
mineral
Druzy Quartz on Matrix
Silicon Dioxide (SiO2)
mineral
Turquoise bead bracelet
Turquoise — hydrated copper aluminum phosphate, CuAl₆(PO₄)₄(OH)₈·4H₂O
mineral
Citrine Quartz
Citrine (Silicon Dioxide - SiO2)
Mineral
Blue Topaz
Aluminum silicate fluoride hydroxide (Al2SiO4(F,OH)2)
gemstone
Dragon Egg Agate
Agate (Silicon Dioxide, SiO2)
sedimentary
Amber
Succinite (Fossilized Resin)
fossil
Bornite
Cu5FeS4
mineral
Yellow Quartz (Polished)
Silicon Dioxide (SiO2) with iron inclusions
mineral
Green Druzy Quartz (Prasiolite)
Silicon Dioxide (SiO2) with inclusions (typically Chlorite or Actinolite)
mineral
Faceted Citrine
Citrine Quartz (Silicon Dioxide, SiO2)
gemstone
Green cabochon gemstone pendant
Indeterminate; likely dyed green turquoise, chrysoprase, or opaque beryl set with blue/clear accent stones
gemstone
Lemon Quartz (or Yellow Calcite)
Silicon Dioxide (SiO2) / Calcium Carbonate (CaCO3)
mineral
Copper-bearing schist (likely bornite/chalcopyrite ore)
Micaceous schist with sulfide minerals, chiefly bornite (Cu₅FeS₄) and/or chalcopyrite (CuFeS₂)
metamorphic
Polished carnelian (reddish-brown chalcedony)
Carnelian, a microcrystalline variety of quartz (SiO₂)
gemstone
Biological Specimen (Domestic Dog)
Canis lupus familiaris
Organic (Non-rock)
Faceted pale-green gemstone, likely prasiolite or green quartz
Quartz (SiO₂), likely prasiolite; identification is uncertain from the photograph
gemstone
Black Onyx
Silicon Dioxide (SiO2)
mineral
Black Onyx
Silicon dioxide (SiO2) - Chalcedony variety
mineral
Faceted purple-blue beads, likely synthetic glass or treated gemstone
Indeterminate; possible synthetic corundum, synthetic spinel, or dyed quartz (SiO₂)
gemstone
Likely citrine pendant
Quartz, silicon dioxide (SiO₂), probably heat-treated amethyst or smoky quartz
gemstone
Yellow Quartz Pebble (Citrine or Iron-Stained Quartz)
Silicon Dioxide (SiO2)
mineral
Chrome Diopside
Diopside (Magnesium Calcium Silicate) - CaMgSi2O6 + Cr
mineral
Turquoise
Hydrated phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)
mineral
Swiss Blue Topaz
Al2SiO4(F,OH)2
gemstone
Chalk
Calcium carbonate (CaCO3)
sedimentary
Blue chalcedony (likely dyed or assembled cabochon)
Microcrystalline quartz, SiO₂ (chalcedony)
gemstone
Yellow Jade
Nephrite (Ca2(Mg,Fe)5Si8O22(OH)2) or Jadeite (NaAlSi2O6)
gemstone
Iridescent coated quartz (likely synthetic/display gemstone)
Quartz, silicon dioxide (SiO₂), likely faceted and surface-coated; exact material cannot be confirmed visually
gemstone