Carved limestone architectural fragment
Limestone, predominantly calcite (CaCO₃), possibly weathered fossiliferous or oolitic limestone
Category
Browse carved stone specimens identified by the Rock Identifier community.
Carved limestone architectural fragment
Limestone, predominantly calcite (CaCO₃), possibly weathered fossiliferous or oolitic limestone
Green Jasper
Silicon Dioxide (SiO2) with iron silicate inclusions
Granite
Granite (Mainly Quartz, Feldspar, and Mica/Amphibole)
Chert (Jasper)
Microcrystalline Quartz (SiO2)
Granite
Granite (Felsic Intrusive)
Granite
Phaneritic Igneous Rock (Granite)
Green Aventurine
Silicon Dioxide (Quartz with Fuchsite inclusions), SiO2 + K(Al,Cr)2AlSi3O10(OH)2
Unakite
Epidotized Granite
Unakite
Altered Granite (Unakite)
Unakite
Altered Granite (composed of orthoclase feldspar, epidote, and quartz)
Blue Quartzite
Quartzite (silicon dioxide, SiO2)
Sandstone (Banded)
Clastic Sedimentary Rock (primarily SiO2)
Granite Cobble
Granite (Felsic Intrusive)
Satin Spar Selenite
Gypsum (Calcium Sulfate Dihydrate, CaSO4·2H2O)
Script Jasper
Cryptocrystalline Quartz (SiO2) with fossiliferous inclusions
Petoskey Stone
Hexagonaria percarinata
Jasper
Microcrystalline quartz (SiO2)
Fossiliferous Jasper / Miriam Stone / Elephant Skin Jasper
Biogenic Chalcedony / Silicified Fossiliferous Limestone
Selenite
Gypsum (CaSO4·2H2O)
Opalite
Synthetic glass / Opalized glass
Granite
Phaneritic plutonic igneous rock (felsic)
Granite
Granite (Phaneritic Igneous Rock)
Granite
Granite (composed mainly of Quartz, Alkali Feldspar, and Plagioclase)
Red Jasper (or Agate/Jasper mixture)
Silicon Dioxide (SiO2) with Iron Oxide inclusions
Sandstone
Clastic Sedimentary Rock
Granite
Plutonic Granite
Coral Fossil (Petoskey-style or Colonial)
Hexagonaria percarinata (Order: Rugosa)
Unakite
Altered Granite (Epidotized Granite)
Black Onyx
Silicon Dioxide (SiO2) with parallel banding
Red Jasper
Silicon Dioxide (Microcrystalline Quartz) - $SiO_2$
Septarian Nodule (Brown)
Septarian Concretion (Calcite, Aragonite, Limestone, and Barite)
Amazonite
KAlSi3O8 (Potassium Feldspar / Microcline)
Red and White Quartzite
Metamorphic Quartz Sandstone (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Green Quartzite
Metamorphic rock primarily composed of Silicon Dioxide (SiO2) with mineral inclusions like fuchsite or chlorite
Red Jasper
Silicon Dioxide (SiO2) with Hematite (Fe2O3) inclusions
Granodiorite
Granodiorite (calc-alkaline phaneritic igneous rock)
Granite
Granite (Felsic Plutonic Rock)
Red Jasper
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Granite
Granite (Mainly Quartz, Alkali Feldspar, and Plagioclase)
Granite
Phaneritic Igneous Rock (Granite)
Granite
Granite (Phaneritic Igneous Rock)