Aquamarine
Beryl (Be3Al2Si6O18 with Fe2+ impurities)
Category
Browse sedimentary or metamorphic derived specimens identified by the Rock Identifier community.
Aquamarine
Beryl (Be3Al2Si6O18 with Fe2+ impurities)
Blue Celestite
Celestine (Strontium Sulfate, SrSO4)
Green Fluorite
Fluorite (Calcium Fluoride, CaF2)
Pyrite
Iron Disulfide (FeS2)
Fluorite
Calcium Fluoride (CaF2)
Fancy Jasper
Silicon Dioxide (SiO2)
Fragmented Sedimentary Pebble
Clastic Sedimentary Specimen
Blue Celestite
Strontium Sulfate (SrSO4)
Mookaite Jasper
Radiolarite (SiO2 with impurities)
Yellow Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Yellow Jasper
Chalcedony (SiO2 with iron oxide inclusions)
Yellow Jasper (Iron-stained Quartzite/Chert)
Silicon Dioxide (SiO2) with Hydrated Iron Oxide (Goehite/Limonite) inclusions
Red Jasper
Silicon Dioxide with Iron Oxide inclusions (SiO2 + Fe2O3)
Brown Jasper (Chert)
Silicon Dioxide (SiO2)
Yellow Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Red Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Jasper (Red Jasper)
Silicon Dioxide (SiO₂)
Red Jasper (Chert)
Silicon Dioxide (SiO2) with Iron Oxide inclusions
Marble
Metamorphosed Limestone (principally CaCO3)
Unakite (Tumbled)
Epidotized Granite
Red Jasper
Silicon Dioxide (SiO2) with Hematite (Fe2O3)
Red Jasper
Silicon Dioxide (SiO2) with Iron Oxide inclusions
Hematite
Iron(III) oxide (Fe2O3)
Mica Schist
Muscovite/Biotite Schist
Schist
Mica Schist
Charoite
Charoite (K(Ca,Na)2Si4O10(OH,F)·H2O)
Mica Schist
Mica Schist (KAl2(AlSi3O10)(OH)2 in Matrix)
Quartz Geode
Silicon Dioxide (SiO2)
Halite (Rock Salt)
Sodium Chloride (NaCl)
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
Fluorite (Rainbow Fluorite)
Calcium Fluoride (CaF2)
Chalcedony
Cryptocrystalline Quartz (SiO2)
Blue Chalcedony
Silicon Dioxide (SiO2)
Schist
Mica Schist (Metamorphic Rock)
Jasper (Red/Green Brecciated)
Silicon Dioxide (SiO2) with iron oxide and chlorite inclusions
Chert (Siliceous Mudstone variant)
Microcrystalline quartz (SiO2)
Red Jasper
Silicon Dioxide (SiO2)
Aquamarine
Beryl (Be3Al2Si6O18)
Green Aventurine
Aventurine Quartz (SiO2 with Fuchsite inclusions)
Orthoclase Feldspar
Orthoclase (KAlSi3O8)
Red Jasper
Silicon dioxide (SiO2) with iron oxide (Fe2O3) inclusions
Orthoclase Feldspar (Salmon variety)
Orthoclase, KAlSi3O8