Heat-Treated Citrine (Amethyst)
Silicon Dioxide (SiO2) with iron impurities
mineral
Category
Sedimentary (Base), Then Artificial
Browse sedimentary (base), then artificial specimens identified by the Rock Identifier community.
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Moqui Marble (Shaman Stone)
Iron Oxide Concretion (Hematite/Goethite shell with Sandstone core)
sedimentary
Dyed Agate Slice
Silicon Dioxide (SiO2) with artificial colorants
Mineral (variety of Chalcedony)
Asphalt Chunk (Bituminous Concrete)
Aggregated Bitumen / Artificial Breccia
sedimentary
Tumbled River Pebble (Quartzite / Agate)
Silicon Dioxide (SiO2)
sedimentary
Vesicular basalt (likely iron-rich scoria)
Basaltic volcanic rock; chiefly plagioclase, clinopyroxene, olivine, and Fe-Ti oxides
igneous
Tumbled Quartz
Silicon Dioxide (SiO2)
mineral
Peacock Ore (Bournite/Chalcopyrite)
Bornite (Cu5FeS4) or Acid-Treated Chalcopyrite (CuFeS2)
mineral
Orange Calcite point
Calcite (Calcium Carbonate, CaCO3)
mineral
Worry Stone
Weathered Quartzite or Sandstone
sedimentary
Dyed Agate
Silicon Dioxide (Chalcedony with artificial colorant), SiO2
gemstone
Red Dyed Howlite
Calcium Borosilicate Hydroxide (Ca2B5SiO9(OH)5)
mineral
Chakra Stone (Composite / Man-made Bonded Gemstones)
Composite of Quartz, Lapis Lazuli, Aventurine, Tiger's Eye, and Jasper (SiO2, (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2, etc.)
Combined Minerals / Metaphysical stones
Slag (Industrial Byproduct)
Anthropogenic Vitreous Silicate material
igneous
Dyed Agate
Silicon Dioxide (SiO2) with artificial pigment
sedimentary
Dyed Agate
Silicon Dioxide (SiO2) with artificial pigment
sedimentary
Pink Dyed Agate
Silicon Dioxide (SiO2) with artificial pigment
sedimentary
Dyed Agate
Microcrystalline Quartz (SiO2) with artificial pigment
sedimentary
Dyed Blue Agate
Silicon Dioxide (SiO2) with artificial pigment
mineral
Heated Citrine (Heat-Treated Amethyst)
Silicon Dioxide (SiO2), quartz variety
mineral
Heat-Treated Amethyst (Commercial Citrine)
Silicon Dioxide (SiO2) with iron impurities
mineral
Pickled Dragon Eggs (Fictional Interpretation: Purple Agate or Amethyst Geodes)
Silicon Dioxide (SiO2) - Microcrystalline Quartz
mineral
Ceramic or Polished Stone Heart (Anthropogenic Material)
Glazed Ceramic (Silicon Dioxide based coating on Alumina Silicate body) or Polished Limestone/Marble (Calcium Carbonate, CaCO3)
Synthetic/Anthropogenic Mineraloid
Dalmatian Stone (commonly Dyed)
Dalmatian Jasper (Peralkaline igneous rock)
igneous
Dyed Agate
Silicon Dioxide (SiO2) with artificial colorants
mineral
Graphite
Graphite (Carbon, C)
Mineral
Dyed Howlite (simulating Lavender/Purple Jade or Charoite)
Howlite: Ca2B5SiO9(OH)5 (when natural)
Mineral
Likely tumbled sandstone or limestone
Quartz-rich sandstone (possibly calcarenite/limestone)
sedimentary
Crackle Quartz (Dyed)
SiO2 (Silicon Dioxide) - Treated
mineral
Dyed Agate
Microcrystalline Quartz (SiO2) with artificial pigment
sedimentary
Blue Dyed Agate
Silicon Dioxide (SiO2) with artificial pigment
mineral
Dalmatian Stone
Peralkaline igneous rock containing quartz, feldspar, and arfvedsonite
igneous
Dyed Agate
Chalcedony (SiO2)
mineral
Vesicular basalt
Basalt, a mafic volcanic rock composed mainly of plagioclase feldspar, pyroxene, and often olivine
igneous
Yellow Chalcedony (Tumbled/Cabochon)
Silicon dioxide (SiO2)
mineral
Mystic Topaz
Al2SiO4(F,OH)2 (Coated)
gemstone
Dyed Blue Agate
Silicon Dioxide (SiO2)
Mineral
Asphalt concrete
Anthropogenic conglomerate
sedimentary
Asphalt (Bituminous Rock)
Natural bitumen or Bituminous limestone/sandstone
sedimentary
Green Banded Agate
Cryptocrystalline microcrystalline Quartz (SiO2)
sedimentary
Heat-Treated Citrine (Amethyst)
Silicon Dioxide (SiO2) with iron impurities
mineral
Heat-Treated Citrine (Amethyst Cathedral with Agate inclusions)
Silicon Dioxide (SiO2) with iron impurities
mineral