Yellow Jasper
Silicon Dioxide (SiO2) with Iron Oxides
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.
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Jasper and Quartz Pebble
Silicon Dioxide (SiO2) microcrystalline quartz
sedimentary
Jasper-Quartz Conglomerate / Chert
Siliceous Sedimentary Rock (SiO2)
sedimentary
Quartz Geode (Smoky Quartz)
Silicon Dioxide (SiO2)
mineral
Petrified Wood
Silicified Wood (SiO2 permineralization)
sedimentary
Sandstone (Pebble)
Arenite (primarily SiO2)
sedimentary
Shale
Argillaceous Rock
sedimentary
Sandstone
Arenite (SiO2 primarily)
sedimentary
Coquina (Limestone)
Bioclastic Limestone (CaCO3)
sedimentary
Red Sandstone
Arenite (Ferruginous Sandstone)
sedimentary
Sandstone
Arenite (primarily SiO2)
sedimentary
Siltstone or Limestone Beach Pebble
Siltstone / Micritic Limestone
sedimentary
Shale with Iron Oxide Staining
Fissile Mudstone (primarily clay minerals and quartz)
sedimentary
Sandstone
Clastic sedimentary rock (primarily SiO2)
sedimentary
Limonite Concretion (Ironstone)
Limonite (FeO(OH)·nH2O) / Goethite
sedimentary
Sandstone
Arenite (variable SiO2 composition)
sedimentary
Shale (with minor calcite veining)
Clastic sedimentary rock (primarily clay minerals and quartz)
sedimentary
Sandstone (Ferruginous)
Sandstone (Clastic sedimentary rock, predominantly SiO2 with Fe2O3 cement)
sedimentary
Glauconitic Sandstone
Greensand (Glauconite-bearing sandstone)
sedimentary
Sandstone (Quartzose Sandstone)
Clastic sedimentary rock (primarily SiO2)
sedimentary
Fossiliferous Shale
Carbonaceous Shale (with potential plant/aquatic fossils)
sedimentary
Chert (Jasper/Flint variety)
Microcrystalline Quartz (SiO2)
sedimentary
Conglomerate
Conglomerate (clastic sedimentary rock)
sedimentary
River Quartzite Siltstone
Quartz-rich Meta-siltstone (SiO2 dominated)
metamorphic
Jasper (specifically Bloodstone/Heliotrope or Dark Green Jasper)
Cryptocrystalline Quartz (SiO2) with inclusions
sedimentary
Iron-stained weathered stone (tentative)
Undetermined; possibly weathered iron-rich basalt or concretion
mineral
Howlite
Calcium borosilicate hydroxide (Ca2B5SiO9(OH)5)
mineral
Yellow Calcite
Calcium Carbonate (CaCO3)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Chalcedony Pebble
Silicon Dioxide (SiO2)
mineral
Green Aventurine
Quartzite with Fuchsite inclusions (SiO2 with K(Al,Cr)2AlSi3O10(OH)2)
metamorphic
Yellow Calcite
Calcium Carbonate (CaCO3)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Weathered Sandstone
Quartz Arenite / Clastic Sedimentary Rock
sedimentary
Red Jasper
Microcrystalline quartz (SiO2) with iron oxide impurities
sedimentary
Yellow Jasper
Silicon Dioxide (SiO2) with impurities, microcrystalline quartz
sedimentary
Leopard Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Red Jasper
Silicon Dioxide (SiO2) with Hematite inclusions
sedimentary
Red Jasper
Silicon Dioxide (SiO2), microcrystalline quartz variety
sedimentary
Green Jasper
Microcrystalline Quartz (SiO2) with impurities
sedimentary
Red Jasper
Silicon Dioxide (SiO2) with Iron Oxide inclusions
sedimentary
Chert (Jasper)
Microcrystalline Quartz (SiO2)
sedimentary