K2 Jasper (K2 Granite)
Azulite in Granite (Quartz + Feldspar + Biotite + Azurite)
igneous
Category
Sedimentary (Base), Then Artificial
Browse sedimentary (base), then artificial specimens identified by the Rock Identifier community.
Rhodonite
Rhodonite (Manganese silicate), (Mn,Fe,Mg,Ca)SiO3
mineral
Amethyst Quartz
Silicon Dioxide (SiO2) with iron impurities
mineral
Green glass sphere/marble
Soda-lime glass (primarily SiO2, Na2O, CaO)
Man-made object (Simulant)
Dragon's Breath (Mexican Opal Glass)
Artisan Foil Glass (SiO2 based)
mineraloid
Bloodstone
Heliotrope (Cryptocrystalline Quartz, SiO2)
mineral
Quartz with Mica/Host Rock
Silicon Dioxide (SiO2) with Phyllosilicates
mineral
Citrine Quartz
Silicon Dioxide (SiO2) with ferric iron impurities
mineral
Bloodstone (Heliotrope)
Silicon dioxide (SiO2) with Hematite inclusions
mineral
Blue Goldstone
Aventurine Glass (Silicon Dioxide with metal inclusions)
man-made glass mineral simulant
Porphyritic Rhyolite
Porphyritic Rhyolite (compositionally similar to granite)
igneous
Bloodstone
Heliotrope (a variety of Cryptocrystalline Quartz / Jasper, SiO2)
mineral
Labradorite (Gray Tumbled)
Labradorite (Ca,Na)(Al,Si)4O8
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Pink Coral
Corallium rubrum (Calcium Carbonate, CaCO3)
mineral
Limonite-stained Quartz
Silicon Dioxide (SiO2) with Iron Oxide/Hydroxide (FeO(OH)·nH2O) staining
mineral
Citrine
Crystalline Quartz (SiO2) with iron impurities
mineral
Druzy Quartz on Chert/Chalcedony
Silicon Dioxide (SiO2)
mineral
Dendritic Agate
Silicon Dioxide (SiO2) with inclusions
mineral
Pink Granite
Granite (Phaneritic igneous rock)
igneous
Bronzite
Enstatite (var. Bronzite), (Mg,Fe)SiO3
mineral
Dalmatian Stone
Dalmatian Jasper (a misnomer for an Aplite with Arfvedsonite spots)
igneous
Dalmatian Stone (Dalmatian Jasper)
Peralkaline Quartz-Feldspar Porphyry with Arfvedsonite
igneous
Naga Silver-Inlaid Ebony and Bone/Horn Beads
Diospyros (Ebony) or Keratin (Horn) with Silver/White-Metal Inlay
Organic (Anthropological Artifact)
Jasper in Quartzite (likely Cinnabar or Iron inclusions)
Silicon dioxide (SiO2) with impurities
metamorphic
Ambergris
Ambrein (C30H52O Derivative)
Organic (Zoogenic)
Granite
Granite (Phaneritic Igneous Rock)
igneous
Peacock Ore (Bornite or Chalcopyrite treated with acid)
Bornite (Cu5FeS4) or Acid-washed Chalcopyrite (CuFeS2)
mineral
Moss Agate
Silicon Dioxide (SiO2) with inclusions
mineral
Blue Chalcedony
Chalcedony (SiO2)
mineral
Chrysocolla in Matrix
Hydrated copper phyllosilicate mineral (Cu,Al)2H2Si2O5(OH)4·nH2O
mineral
Dendritic Opal (Merlinite)
Hydrated Silica with Manganese/Iron oxide inclusions (SiO2·nH2O)
mineral
Dalmatian Stone
Dalmatian Jasper / Feldspathic Igneous Rock
igneous
Blue Quartz with Dumortierite/Magnesio-riebeckite inclusions
Quartz (SiO2) containing Dumortierite (Al7(BO3)(SiO4)3O3)
igneous/metamorphic
Granite
Granite (Phaneritic Quartz-Feldspar rock)
igneous
Mystic Topaz
Aluminum silicate fluoride hydroxide with titanium coating (Al2SiO4(F,OH)2)
mineral
Pink Granite
Phaneritic Felsic Intrusive Igneous Rock
igneous
Chrysocolla in Matrix
Hydrated copper silicate - (Cu,Al)2H2Si2O5(OH)4·nH2O
mineral
Granite Pebble
Phaneritic intrusive igneous rock (Quartz, Feldspar, Mica)
igneous
Basalt Pebble
Basalt
igneous
Basalt Pebble
Basalt (Mafic Igneous Rock)
igneous
Basalt
Basalt (Aphanitic Mafic Volcanic Rock)
igneous