Amber
Succinite (with a generalized formula of C10H16O)
mineral
Category
Man Made Material (Simulated Mineral)
Browse man made material (simulated mineral) specimens identified by the Rock Identifier community.
Zebra Jasper
Jasper (variety of Quartz/Chalcedony), SiO2
sedimentary
Limonitic Iron Ore / Goethite
Hydrated Iron(III) oxide-hydroxide (primarily FeO(OH)·nH2O)
sedimentary
Quartz (Milky/Common)
Silicon Dioxide (SiO2)
mineral
Greenstone
Metabasalt / Greenschist facies rock
metamorphic
Vesicular Basalt
Vesicular Basalt (rich in silicate minerals mostly Plagioclase and Pyroxene)
igneous
Fluorite Octahedron
Fluorite (Calcium Fluoride, CaF2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon dioxide (SiO2)
mineral
Jasper (Iron Oxide Rich)
Silicon Dioxide (SiO2) with Fe2O3 (Hematite/Goethite) inclusions
sedimentary
Fluorite (Purple Octahedron)
Calcium Fluoride (CaF2)
Mineral
Fluorite (Rainbow Fluorite Tower)
Fluorite (Calcium Fluoride, CaF2)
mineral
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Granite with Mafic Inclusions
Granite (Phaneritic igneous rock composed of Quartz, Feldspar, and Mica)
igneous
Puddingstone
Conglomerate (specifically a type of jasper conglomerate or quartz conglomerate)
Sedimentary
Orthoclase Feldspar (or K-Feldspar)
Orthoclase (KAlSi3O8)
Mineral
Blue Opal Inlay (Simulated/Lab-created)
Hydrated Amorphous Silica (SiO2·nH2O) with polymer resin
mineraloid
Chalcedony (Common Opal/Chert variety)
Silicon Dioxide (SiO2)
mineral
Bicolor Quartz (Milk Quartz with Slag or Dark Inclusions)
Silicon Dioxide (SiO2) with impurities
mineral
Sandstone (Micaceous)
Arenite (composed primarily of SiO2)
sedimentary
Banded Iron Formation (BIF)
Banded Iron Formation
sedimentary
Lapis Lazuli
Lapis Lazuli (a rock composed primarily of Lazurite, Sodalite, Calcite, and Pyrite)
Mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Fluorite
Fluorite (Calcium Fluoride, CaF2)
mineral
Milk Quartz (Vein Quartz)
Quartz (Silicon Dioxide, SiO2)
mineral
Limonite and Goethite encrusted Chert/Ironstone
Hydrated Iron Oxide (FeO(OH)·nH2O) with cryptocrystalline Silica (SiO2)
sedimentary
Slate
Foliated Metamorphic Rock (primarily composed of quartz, illite, and chlorite)
metamorphic
Sodalite
Na8(Al6Si6O24)Cl2
mineral
Jade (Nephrite or Jadeite)
Nephrite (Ca2(Mg,Fe)5Si8O22(OH)2) or Jadeite (Na(Al,Fe3+)Si2O6)
Metamorphic Rock / Mineral
Moss Agate
Silicon Dioxide (SiO2) with inclusions of Manganese or Iron oxides
mineral
Diorite (possibly fine-grained variety or a related intermediate intrusive rock like a felsic gabbro or a dark granodiorite)
Diorite (Igneous rock, intrusive, intermediate composition)
Igneous Rock
Amphibolite with Hornblende
Amphibole-rich Metamorphic Rock (Ca2(Mg,Fe)5Si8O22(OH)2)
metamorphic
Banded Gneiss
Gneiss (variable mineral composition)
metamorphic
Banded Gneiss
Gneiss (Metamorphic high-grade rock)
metamorphic
Ferruginous Quartz
Silicon Dioxide (SiO2) with Iron Oxide inclusions
mineral
Lapis Lazuli
Lapis Lazuli (a rock composed primarily of Lazurite (Na,Ca)8(AlSiO4)6(S,SO4,Cl)1-2, with varying amounts of Calcite, Pyrite, and Sodalite).
Mineral
Fossilized Shell in Limestone
Biogenic Limestone (Calcium Carbonate, CaCO3)
sedimentary
White Jade (Nephrite or Jadeite)
Tremolite-Actinolite series (Nephrite) or NaAlSi2O6 (Jadeite)
metamorphic
Granite
Granite (Felsic Plutonic Rock)
igneous
Biotite Mica
K(Mg,Fe)3AlSi3O10(OH)2
Mineral in a matrix (likely quartz or feldspar)
Fluorite (specifically Rainbow Fluorite or Purple Fluorite)
Calcium Fluoride (CaF2)
mineral
Quartz
Silicon Dioxide (SiO2)
Mineral