Picture Jasper
Silicon Dioxide (SiO2) with iron oxide and mineral inclusions
sedimentary
Category
Mineral Like Byproduct
Browse mineral like byproduct specimens identified by the Rock Identifier community.
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Jasper-Agate Breccia
Silicon Dioxide (SiO2) with iron oxide inclusions
sedimentary
Chalcedony (Botryoidal Agate vein)
Chalcedony (Microcrystalline Quartz) - SiO2
mineral
Green Schist
Greenschist
metamorphic
Kfeldspar (Potassium Feldspar)
KAlSi3O8
mineral
Sandstone (Quartzose Sandstone)
Clastic Sedimentary Rock (primarily SiO2)
sedimentary
Bauxite
Al2O3·2H2O (Aluminum Hydroxide)
sedimentary
Sandstone
Arenite (clastic sedimentary rock)
sedimentary
Yellow Calcite
Calcium Carbonate (CaCO3)
mineral
Conglomerate
Clastic Sedimentary Rock
sedimentary
Schist
Metamorphic Schist
metamorphic
Greenstone
Metamorphic mafic rock (greenschist facies)
metamorphic
Green Jasper
Silicon Dioxide (SiO2) with iron silicate inclusions
sedimentary
Limonite (Iron Ore)
Hydrated iron(III) oxide-hydroxide (FeO(OH)·nH2O)
sedimentary
Greenstone (Diabase or Metabasalt)
Metamorphosed Mafic Igneous Rock
metamorphic
Obsidian
Volcanic Glass (SiO2)
igneous
Blue Quartz
Quartz (SiO2) with inclusions
Mineral
Limonite (Yellow Ochre)
Limonite (an amorphous mixture of hydrated iron oxides, primarily FeO(OH)·nH2O)
mineral
Schist (likely Mica Schist)
Mica Schist
metamorphic
Muscovite Mica
KAl2(AlSi3O10)(OH)2
mineral
Muscovite Mica
KAl2(AlSi3O10)(OH)2
mineral
Sandstone
Sedimentary Rock (Quartz arenite)
sedimentary
Sandstone
Sedimentary Rock (Quartz Arenite)
sedimentary
Hematite
Iron Oxide (Fe2O3)
mineral
Shale
Argillaceous sedimentary rock
sedimentary
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
mineral
Conglomerate
Clastic Sedimentary Rock (Conglomerate)
sedimentary
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Black Tourmaline (Schorl)
Schorl (NaFe2+3Al6(Si6O18)(BO3)3(OH)3OH)
mineral
Banded Calcite
Calcium Carbonate (CaCO3)
mineral
Green Aventurine
Silicon Dioxide with Fuchsite (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)
metamorphic
Sandstone
Sandstone (clastic sedimentary rock)
sedimentary
Shale
Argillaceous Sedimentary Rock
sedimentary
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
mineral
Rose Quartz
Silicon Dioxide (SiO2)
mineral
Sandstone
Arenite (primarily SiO2)
sedimentary
Erythrite (or Lab-Grown Cobaltite/Cinnabar Analog)
Erythrite (Co3(AsO4)2·8H2O)
mineral
Olivine (Peridot when gem-quality)
Olivine Group (Magnesium Iron Silicate, (Mg,Fe)2SiO4)
mineral
Moonstone (Feldspar variety)
Orthoclase Feldspar (KAlSi3O8)
mineral
Fancy Jasper
Silicon Dioxide (SiO2) with impurities
mineral