Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Category
Carved Stone
Browse carved stone specimens identified by the Rock Identifier community.
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Black Onyx
Silicon dioxide / Chalcedony (SiO2)
mineral
Porphyritic Granite (Pink Granite)
Granite (plagioclase, alkali feldspar, quartz, biotite)
igneous
Diorite (River Pebble)
Intermediate plutonic igneous rock
igneous
Pink Thulite (Zoisite)
Ca2Al3(SiO4)3(OH) - Manganese-bearing Zoisite
mineral
Pale greenish stone, likely serpentine or altered ultramafic rock
Serpentinite (主要 minerals: antigorite/lizardite, Mg3Si2O5(OH)4); identification is tentative from the image
metamorphic
Yellow Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Sedimentary
Tiger's Eye
Fibrous Quartz (SiO2) with iron inclusions
mineral
Parian marble sculpture fragment
Marble, predominantly calcite (CaCO₃), likely a fine-grained Greek island marble
metamorphic
Banded Agate (specifically Gobi Eyes or Eye Agate)
Silicon Dioxide (SiO2) - Variety of Chalcedony
mineral
Green Jasper
Silicon Dioxide (SiO2) with iron silicate inclusions
sedimentary
Fancy Jasper (Bloodstone variety)
Silicon Dioxide (SiO2) with iron oxide inclusions
sedimentary
Pink Granite
Granite (Alkali-feldspar granite)
igneous
Granite
Granite (Phaneritic igneous rock)
igneous
Aventurine
Quartz with Fuchsite inclusions (SiO2 + K(Al,Cr)2(AlSi3O10)(OH)2)
mineral
Dalmatian Jasper (Dalmatian Stone)
Peralkaline rhyolite
igneous
Dalmatian Stone (Dalmatian Jasper)
Peralkaline Quartz-Feldspar Rock with Arfvedsonite
igneous
Unakite
Epidotized Granite
metamorphic
Dalmatian Jasper
Peralkaline Quartz-Feldspar Porphyry with Arfvedsonite
igneous
Rose Quartz (carved cutlass pendant)
Silicon Dioxide (SiO2)
gemstone
Sandstone (Quartzose Sandstone)
Clastic Sedimentary Rock (primarily SiO2 with Fe2O3 staining)
sedimentary
Granite
Phaneritic Felsic Igneous Rock (Granite)
igneous
Weathered volcanic tuff or breccia
Lithified volcanic ash and rock fragments; likely rhyolitic to andesitic tuff/breccia
igneous
Uncertain pale green-gray mineral/rock fragment
Possibly serpentine-bearing rock or greenstone; exact identification requires testing
mineral
Milky quartz
Quartz (silicon dioxide, SiO₂)
mineral
Kambaba Jasper
Stromatolite
sedimentary/fossil
Likely botryoidal malachite or chrysocolla specimen
Malachite, Cu₂CO₃(OH)₂; possibly chrysocolla, hydrated copper silicate
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Pink Quartz (Inclusion-rich Quartzite)
SiO2 (Silicon Dioxide) with Iron Oxide / Hematite inclusions
metamorphic
Yellow Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
sedimentary
Greenstone pebble, likely serpentine or altered basalt
Probably serpentinite (serpentine-group minerals, Mg₃Si₂O₅(OH)₄) or chlorite-rich greenschist
metamorphic
Red Jasper
Silicon Dioxide (SiO2)
sedimentary
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Green Aventurine
SiO2 (Silicon Dioxide with inclusions of Fuchsite)
mineral
Green Aventurine
Quartzite with Fuchsite inclusions (SiO2 + K(Al,Cr)2(AlSi3O10)(OH)2)
metamorphic
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
mineral
Carnelian Agate
Chalcedony (SiO2 with iron oxide impurities)
mineral
Red Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
sedimentary
Serpentinite
Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)3(Si, Al, Fe)2O5(OH)4
metamorphic
Rose Quartz
Silicon dioxide (SiO2)
mineral
Dalmatian Stone
Aplite (often incorrectly called Dalmatian Jasper)
igneous
Fluorite
Calcium Fluoride (CaF2)
mineral