Rock Identifier

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

Kambaba Jasper

Sea Sediment Jasper

Asphalt Rock

Chert

Tripolite

Diamond

Brecciated Jasper

Brecciated Jasper

Jasper (Microcrystalline quartz (SiO2)) — sedimentary

Jasper

Microcrystalline quartz (SiO2)

Brecciated jasper, possibly rainforest jasper or brecciated rhyolite (Brecciated microcrystalline quartz (SiO₂), commonly called jasper; the green portions may contain epidote, chlorite, or iron-bearing silicates, while red-brown areas are typically hematite or other iron oxides) — sedimentary

Brecciated jasper, possibly rainforest jasper or brecciated rhyolite

Brecciated microcrystalline quartz (SiO₂), commonly called jasper; the green portions may contain epidote, chlorite, or iron-bearing silicates, while red-brown areas are typically hematite or other iron oxides

Jasper (Silicon Dioxide (Microcrystalline Quartz, SiO2)) — sedimentary

Jasper

Silicon Dioxide (Microcrystalline Quartz, SiO2)

Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)

Yellow Chert (Yellow Jasper) (Cryptocrystalline Quartz (SiO2) with Goethite/Limonite inclusions) — sedimentary

Yellow Chert (Yellow Jasper)

Cryptocrystalline Quartz (SiO2) with Goethite/Limonite inclusions

Jasper (Silicon Dioxide (Microcrystalline Quartz, SiO2)) — sedimentary

Jasper

Silicon Dioxide (Microcrystalline Quartz, SiO2)

Jasper in Calcite / Brecciated Jasper (Silicon dioxide with calcium carbonate (SiO2 with CaCO3)) — sedimentary

Jasper in Calcite / Brecciated Jasper

Silicon dioxide with calcium carbonate (SiO2 with CaCO3)

Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)

Jasper (Silicon dioxide (SiO2) microcrystalline quartz) — sedimentary

Jasper

Silicon dioxide (SiO2) microcrystalline quartz

Jasper-bearing Quartzite River Cobble (Tectonized Quartzite with Iron-Oxide (Hematite/Limonite) Veining) — metamorphic

Jasper-bearing Quartzite River Cobble

Tectonized Quartzite with Iron-Oxide (Hematite/Limonite) Veining

Jasper (specifically Polychrome or Desert Jasper) (Silicon Dioxide (SiO2) with impurities) — sedimentary or igneous-associated mineral

Jasper (specifically Polychrome or Desert Jasper)

Silicon Dioxide (SiO2) with impurities

sedimentary or igneous-associated mineral

Yellow Jasper (Silicon Dioxide (SiO2) with Goethite/Iron oxide inclusions) — sedimentary

Yellow Jasper

Silicon Dioxide (SiO2) with Goethite/Iron oxide inclusions

Red Jasper with Quartz (Silicon Dioxide (SiO2) with Hematite inclusions) — sedimentary

Red Jasper with Quartz

Silicon Dioxide (SiO2) with Hematite inclusions

Red Tiger's Eye beads (Tiger's Eye (variety of Chalcedony, SiO2)) — Mineral / Gemstone (variety of Quartz)

Red Tiger's Eye beads

Tiger's Eye (variety of Chalcedony, SiO2)

Mineral / Gemstone (variety of Quartz)

Jasper with Quartz inclusions (Silicon Dioxide (SiO2) with impurities) — sedimentary

Jasper with Quartz inclusions

Silicon Dioxide (SiO2) with impurities

Leopard Skin Jasper (Chalcedony (cryptocrystalline Quartz)) — Mineral

Leopard Skin Jasper

Chalcedony (cryptocrystalline Quartz)

Dalmation Jasper (or Dalmation Stone) (Dalmation Stone (composed of Perthite, Quartz, and Arfvedsonite)) — igneous

Dalmation Jasper (or Dalmation Stone)

Dalmation Stone (composed of Perthite, Quartz, and Arfvedsonite)

Dalmatian Stone (Dalmatian Jasper (Aphanitic Igneous Rock with Arfvedsonite inclusions)) — igneous

Dalmatian Stone

Dalmatian Jasper (Aphanitic Igneous Rock with Arfvedsonite inclusions)

Yellow tumbled/rough chalcedony, possibly citrine or dyed agate (Chalcedony (microcrystalline SiO₂), with yellow coloration likely from iron oxides; exact identification is uncertain from the photograph) — mineral

Yellow tumbled/rough chalcedony, possibly citrine or dyed agate

Chalcedony (microcrystalline SiO₂), with yellow coloration likely from iron oxides; exact identification is uncertain from the photograph

Yellow Jasper / Chert (Jasper (Silica/Quartz) - SiO2) — sedimentary

Yellow Jasper / Chert

Jasper (Silica/Quartz) - SiO2

Red Jasper (Jasper (a cryptocrystalline variety of Quartz, SiO₂)) — Sedimentary Rock

Red Jasper

Jasper (a cryptocrystalline variety of Quartz, SiO₂)

Sedimentary Rock

Yellow Jasper (Silicon Dioxide (SiO2) with Iron inclusions) — sedimentary

Yellow Jasper

Silicon Dioxide (SiO2) with Iron inclusions

Shale with Iron Staining (Fissile Mudrock (Sedimentary Rock)) — sedimentary

Shale with Iron Staining

Fissile Mudrock (Sedimentary Rock)

Quartz (Pebble) (Silicon Dioxide (SiO2)) — mineral

Quartz (Pebble)

Silicon Dioxide (SiO2)

Shale (Shale (clastic sedimentary rock composed of silt and clay-sized particles)) — sedimentary

Shale

Shale (clastic sedimentary rock composed of silt and clay-sized particles)

Carnelian/chalcedony rough (Microcrystalline quartz (SiO₂), iron-oxide-colored chalcedony) — mineral

Carnelian/chalcedony rough

Microcrystalline quartz (SiO₂), iron-oxide-colored chalcedony

Sandstone (Arenite (primarily SiO2)) — sedimentary

Sandstone

Arenite (primarily SiO2)

Jasper (Silicon dioxide (SiO2)) — sedimentary

Jasper

Silicon dioxide (SiO2)

Leopard Skin Jasper (Silicon Dioxide (SiO2) with various inclusions) — sedimentary

Leopard Skin Jasper

Silicon Dioxide (SiO2) with various inclusions

Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)

Dalmatian Stone (Dalmatian Stone (a variety of aplite)) — igneous

Dalmatian Stone

Dalmatian Stone (a variety of aplite)

Dalmatian Jasper (Peralkaline rhyolite) — igneous

Dalmatian Jasper

Peralkaline rhyolite

Dalmatian Jasper (Peralkaline Quartz Feldspar Porphyry) — igneous

Dalmatian Jasper

Peralkaline Quartz Feldspar Porphyry

Brown Jasper (Tumbled) (Silicon Dioxide (SiO2) with iron oxide inclusions) — sedimentary

Brown Jasper (Tumbled)

Silicon Dioxide (SiO2) with iron oxide inclusions

Tumbled green aventurine (probable) (Quartz, SiO₂, with fuchsite mica inclusions) — mineral

Tumbled green aventurine (probable)

Quartz, SiO₂, with fuchsite mica inclusions

Tumbled purple jasper (likely) (Microcrystalline quartz/chalcedony, SiO₂, colored by iron and other trace minerals) — mineral

Tumbled purple jasper (likely)

Microcrystalline quartz/chalcedony, SiO₂, colored by iron and other trace minerals

Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)

Sandstone (Arenite (principally SiO2)) — sedimentary

Sandstone

Arenite (principally SiO2)

Jasper (Silicon Dioxide (Microcrystalline Quartz / Chalcedony)) — sedimentary

Jasper

Silicon Dioxide (Microcrystalline Quartz / Chalcedony)

Jasper (Silicon dioxide (SiO2)) — sedimentary

Jasper

Silicon dioxide (SiO2)

Jasper (Silicon Dioxide (SiO2) with impurities) — sedimentary

Jasper

Silicon Dioxide (SiO2) with impurities

Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)