Amethyst
Silicon Dioxide (SiO2) with iron impurities
mineral
Category
Carved Stone
Browse carved stone specimens identified by the Rock Identifier community.
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Yellow Aventurine (or Citrine-colored Quartz)
Silicon Dioxide (SiO2) with inclusions
metamorphic
Yellow Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
sedimentary
Diorite
Phaneritic Intermediate Plutonic Rock
Igneous
Tiger's Eye
Silicon Dioxide (Quartz pseudomorph after crocidolite) - SiO2
mineral
Diorite
Diorite
igneous
Unakitized Granite
Granitic rock with epidotization
igneous
Green Chalcedony Ring
Silicon Dioxide (SiO2)
gemstone
Granodiorite
Granodiorite (Quartz-Feldspar-Biotite Plutonic Rock)
igneous
Granite
Granite
igneous
Granite
Phaneritic Plutonic Felsic Rock
igneous
Granite
Granite (Mainly Quartz, Alkali Feldspar, and Plagioclase)
igneous
Granitoid (Granite/Granodiorite)
Plutonic igneous rock (variable composition, primarily SiO2)
igneous
Granite
Phaneritic plutonic rock (Felsic)
igneous
Petrified Wood
Silicified Wood (SiO2)
fossil
Granite
Phaneritic Felsic Igneous Rock
igneous
Polished Jasper (Mushroom Carving)
Silicon Dioxide (SiO2) - Microcrystalline Quartz
sedimentary
Greenstone (likely chlorite-rich metamorphic rock)
Chlorite-bearing greenschist; exact identification requires testing
metamorphic
Tumbled dark-green stone, possibly serpentine
Undetermined; serpentine-group rock (predominantly serpentine minerals) is a tentative visual identification
metamorphic
Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Diorite (or Granite / Granodiorite)
Plutonic Igneous Rock (Intermediate to Felsic)
igneous
Malachite-Bearing Copper Ore
Cu2CO3(OH)2 (Malachite) in host rock
mineral
Sugilite
Sugilite (KNa2(Fe,Mn,Al)2Li3Si12O30)
mineral
Carnelian Agate
Silicon Dioxide (SiO2)
mineral
Greenstone / Serpentinite
Serpentinite (composed largely of Serpentine group minerals, Mg3Si2O5(OH)4)
metamorphic
Granite
Granite (Mainly Quartz, Feldspar, and Mica)
igneous
Green Onyx (Carved Mushroom)
Calcite / Banded Calcite (often commercially sold as 'Mexican Onyx')
sedimentary
Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Carved turquoise pendant
Turquoise, hydrated copper–aluminum phosphate: CuAl₆(PO₄)₄(OH)₈·4H₂O
gemstone
Soapstone Carving (Pipestone/Catlinite possible)
Steatite or Argillite
metamorphic
Granite
Granite (composed primarily of Quartz, Feldspar, and Mica)
igneous
Granite
Granite (composed primarily of Quartz, Alkali Feldspar, and Plagioclase)
igneous
Granite
Phaneritic Felsic Igneous Rock
igneous
Sandstone
Clastic sedimentary rock (Quartz arenite)
sedimentary
Granodiorite
Granodiorite (Intermediate to Felsic Intrusive Rock)
igneous
Polished black stone carving, likely soapstone/steatite
Steatite (massive talc), Mg₃Si₄O₁₀(OH)₂; exact material cannot be confirmed from the image
metamorphic
Sandstone
Arenite (composed primarily of SiO2)
sedimentary
Witch Stone (Hag Stone)
Perforated Sedimentary Rock (Typically Sandstone or Limestone)
sedimentary
Red Jasper
Silicon Dioxide with Iron Oxide inclusions (SiO2)
sedimentary
Red Jasper
Silicon dioxide (SiO2) with iron oxide inclusions
sedimentary
Granite
Phaneritic Felsic Igneous Rock
igneous
Jasper Pendant
Silicon dioxide (SiO2) with impurities
Mineral/Sedimentary