Leopard Skin Jasper
SiO2 (Microcrystalline Quartz with inclusions)
mineral
Category
Sedimentary (If Natural Jasper) Or Artificial (If Slag)
Browse sedimentary (if natural jasper) or artificial (if slag) specimens identified by the Rock Identifier community.
Learn about Sedimentary (If Natural Jasper) Or Artificial (If Slag) in the encyclopedia
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Opal
Hydrated amorphous silica (SiO2·nH2O)
mineral
Chert (Arrowhead/Artifact Fragment)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
sedimentary
Puddingstone (Polished Pebble)
Conglomerate (Quartz-rich)
sedimentary
Red Jasper Concretion
Cryptocrystalline Quartz (SiO2)
sedimentary
River Pebble (Siltstone / Fine-grained Sandstone)
Sedimentary Pebble (Siliclastic)
sedimentary
Red jasper (likely brecciated or orbicular jasper)
Microcrystalline quartz, SiO₂, colored mainly by iron oxides
mineral
River Pebble
Siliceous rock fragment / Quartzite / Sandstone pebble
sedimentary
Liesegang Banded Sandstone (Concretion / Weathered Pebble)
Sandstone showing Liesegang rings / Weathering rind (SiO2 with iron oxides)
sedimentary
Sandstone
Arenite (Silicon Dioxide, SiO2 based)
sedimentary
Sandstone
Arenite (SiO2 primarily)
sedimentary
Conglomerate
Clastic sedimentary rock (Conglomerate)
sedimentary
Conglomerate
Clastic Sedimentary Rock (Conglomerate)
sedimentary
Shale with Iron Staining
Fissile Argillaceous Sedimentary Rock
sedimentary
Sandstone Pebble
Sandstone (Silicon dioxide-rich clastic sedimentary rock)
sedimentary
Sandstone
Arenite (composed primarily of SiO2)
sedimentary
Opalite
Man-made Glass (Synthetic Opalized Glass)
gemstone
Conglomerate
Conglomerate (clastic sedimentary rock)
sedimentary
Banded Jasper
Silicon Dioxide (SiO2)
Mineral/Sedimentary Rock (as a cryptocrystalline variety of quartz)
River Pebble (Grey Quartzite / Sandstone Gravel)
Quartz-rich Sedimentary / Metamorphic River Pebble
sedimentary
Green Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Jasper with Agate and Quartz Inclusions
Silicon Dioxide (SiO2) - Chalcedony / Quartz aggregate
sedimentary
Chert (Flint)
Chert (Cryptocrystalline Quartz, SiO2)
sedimentary
Black Shale
Argillaceous Chert/Shale
sedimentary
Asphalt (Bituminous Slate/Sandstone)
Asphaltum / Bituminous Rock
sedimentary
Chert (Yellow and Red Jasper)
Microcrystalline Quartz (SiO2)
sedimentary
River Stone
Water-worn lithic fragment
sedimentary
Sandstone
Arenite (SiO2 principal component)
sedimentary
Chalk (Limestone variant)
Calcium Carbonate (CaCO3)
sedimentary
Sandstone
Arenite
sedimentary
Travertine (Ceramic Tile)
Terrestrial Sedimentary Rock / Calcium Carbonate (CaCO3)
sedimentary
Sandstone (Ferruginous)
Clastic Sedimentary Rock (SiO2 with Fe2O3)
sedimentary
Agate
Silicon Dioxide (Chalcedony), SiO2
sedimentary
Shale
Shale (Fine-grained clastic sedimentary rock)
sedimentary
Jasper and Quartz Breccia
Silicified Breccia / Microcrystalline Quartz
sedimentary
Sandstone
Arenite
sedimentary
Opalite
Man-made opalescent glass (SiO2 + metal oxides)
mineral (synthetic)
Chalcedony (Agate/Quartz)
Silicon Dioxide (SiO2)
mineral
Chert / Jasper Cobble
Microcrystalline Quartz (SiO2)
sedimentary
Yellow Jasper
Silicon Dioxide with Iron inclusions (SiO2)
sedimentary
Red Jasper
Jasper (Silicon Dioxide: SiO2 with Iron oxide inclusions)
sedimentary
Chert (Jasper/Agate variety)
Microcrystalline Quartz (SiO2)
sedimentary