Chert (Jasper)
Silicon Dioxide (SiO2)
Category
Browse sedimentary (if natural jasper) or artificial (if slag) specimens identified by the Rock Identifier community.
Chert (Jasper)
Silicon Dioxide (SiO2)
Sandstone (Wonderstone)
Silicified Sandstone / Orthoquartzite with Liesegang rings
Jasper Chert Nodules
Silicon Dioxide (SiO2) with Hematite impurities
Jasper Agate (specifically Brecciated Jasper)
Silicon Dioxide (SiO2) with iron oxide and clay impurities
Jasper (specifically Fancy or Polychrome Jasper)
Silicon Dioxide (SiO2) - Chalcedony
Conglomerate
Conglomerate (clastic sedimentary rock)
River Jasper (Chert/Chalcedony)
Silicon Dioxide (SiO2) with iron oxide impurities
Red Jasper (Polished)
Silicon Dioxide (SiO2) with Hematite inclusions
Red Jasper
Silicon Dioxide (SiO2) with Iron Oxide (Fe2O3) inclusions
Red Jasper (possibly)
Jasper (a variety of Chalcedony, SiO2)
Red Jasper
Jasper (Silicon Dioxide with Iron Oxide impurities), SiO2
Red Jasper
Jasper (Silicon Dioxide) - SiO2
Chert (Yellow Jasper variant)
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Yellow Jasper (Chert)
Silicon Dioxide (SiO2)
Chert (specifically Red Chert/Jasper nodule)
Microcrystalline Quartz (SiO2)
Chert (Yellow Jasper/Flint)
Microcrystalline Quartz (SiO2)
Red Jasper (Chert)
Silicon Dioxide (SiO2)
Chert (often called Jasper or Flint in this color variety)
Silicon Dioxide (SiO2)
Jasper (Cream/Yellow variety)
Jasper (Microcrystalline Quartz, SiO2)
Banded Iron Formation (Jaspilite)
Banded Iron Formation (BIF); predominantly Hematite (Fe2O3) and Magnetite (Fe3O4) with Chert/Jasper (SiO2)
Amber
Succinate (Organic Fossilized Resin)
Green Aventurine
Silicon Dioxide (Quartz) with inclusions of Fuchsite (K(Al,Cr)2(AlSi3O10)(OH)2)
Yellow Jasper
Silicon Dioxide (SiO2) with hydrated iron oxide impurities (Goethite)
Chert (Jasper)
Microcrystalline Quartz (SiO2)
Red Jasper
Silicon Dioxide (SiO2) with Hematite impurities
Jasper with Epidote
Silicon Dioxide (SiO2) with Calcium Aluminum Iron Sorosilicate [Ca2Al2Fe3+Si3O12(OH)]
Red Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Yellow Jasper
Silicon Dioxide (SiO2) with iron oxide impurities
Chert (Jasper)
Silicon Dioxide (SiO2) with impurities
Chert (Jasper)
Microcrystalline Silica (SiO2)
Red Jasper
Silicon Dioxide (SiO2) with Hematite inclusions
Chert (Jasper)
Microcrystalline Quartz (SiO2)
Red Jasper
Silicon Dioxide with Hematite inclusions (SiO2 + Fe2O3)
Chert (Jasper/Mudstone variety with Oxidation)
Silicon dioxide (SiO2)
Chert (Yellow Jasper/Flint)
Silicon Dioxide (SiO2)
Chert
Chert (SiO2)
Chert (Brown Variety)
Microcrystalline quartz (SiO2)
Chert (Field-collected variety)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Puddingstone (Jasper Conglomerate)
Jasper Conglomerate (SiO2 matrix with Fe2O3 inclusions)
Chert (Common Opal variant)
Silicon Dioxide (SiO2)
Grey Chalcedony
Silicon Dioxide (SiO2)
Red Jasper
Silicon Dioxide (SiO2) with Hematite inclusions