Blue Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Category
Mineral (Processed Metal)
Browse mineral (processed metal) specimens identified by the Rock Identifier community.
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Fluorite on Matrix
Calcium Fluoride (CaF2)
mineral
Quartz pebble / River stone
SiO2 (Silicon Dioxide)
mineral
Green Calcite
Calcium Carbonate (CaCO3)
mineral
Green Tourmaline (Verdelite)
Elbaite (Na(Li,Al)3Al6(BO3)3Si6O18(OH)4)
gemstone
Amber
Succinite (C10H16O)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Agate (Banded Chalcedony)
Agate (Silicon Dioxide, SiO2)
mineral
Quartz with Pyrite inclusions
Silicon Dioxide (SiO2) with Iron Sulfide (FeS2)
mineral
Picture Jasper
Silicon Dioxide (SiO2) with impurities, microcrystalline quartz
sedimentary
Sandstone
Arenite (primarily SiO2 with Fe2O3)
sedimentary
Ferruginous Sandstone
Ferruginous Clastic Sedimentary Rock
sedimentary
Fossilized Shark Tooth
Chondrichthyes (Class)
fossil
Gold Ore (Lode Gold)
Native Gold (Au) in Matrix
mineral
Fossil Shell (Bivalve)
Class Bivalvia (fossilized)
fossil
Gneiss
Metamorphic Gneiss
metamorphic
Blue Quartz (Aventurine)
Silicon Dioxide (SiO2) with fibrous inclusions (commonly Dumortierite)
mineral
Shark Tooth Fossil
Carcharocles megalodon or similar fossilized shark tooth
fossil
Pyrite (Fool's Gold)
Iron Disulfide (FeS2)
mineral
Tiger's Eye
Pseudomorph of Quartz after Crocidolite (SiO2)
metamorphic
Tiger's Eye
Pseudomorph of Quartz after Crocidolite (SiO2)
mineral
Mica Schist
Mica Schist (contains Muscovite KAl2(AlSi3O10)(OH)2)
metamorphic
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Purple Aventurine
Quartzite with Lepidolite (SiO2 + K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)
metamorphic
Specular Hematite (Specularite)
Iron(III) oxide (Fe2O3)
mineral
Marble
Recrystallized Calcite (CaCO3) Rock
metamorphic
Schist (Garnet-Mica Schist)
Garnet-Mica Schist (X-Y)3Z2(SiO4)3
metamorphic
Honey Calcite
Calcium Carbonate (CaCO3)
mineral
Sandstone (Quartz-rich)
Arenite (SiO2 based)
sedimentary
Aventurine
Silicon Dioxide (SiO2) with inclusions
mineral
Sandstone (Water-worn Pebble)
Clastic sedimentary rock (primarily SiO2)
sedimentary
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
White Marble
Recrystallized Calcite (CaCO3)
metamorphic
Breciated Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
sedimentary
Rose Quartz
Silicon Dioxide with trace inclusions (SiO2)
mineral
Lepidolite
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2
mineral
Quartz
Silicon Dioxide (SiO2)
Mineral
Pink Aragonite
CaCO3
mineral
Blue Apatite
Apatite (Calcium Phosphate) - Ca5(PO4)3(F,Cl,OH)
mineral
Yellow Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Porphyritic Basalt
Porphyritic Basalt with Olivine phenocrysts
igneous
Quartz Pebble
Silicon Dioxide (SiO2)
sedimentary