Yellow Jasper
Silicon Dioxide (SiO2) with hydrated iron oxide impurities (Goethite)
Category
Browse sedimentary (if natural jasper) or artificial (if slag) specimens identified by the Rock Identifier community.
Yellow Jasper
Silicon Dioxide (SiO2) with hydrated iron oxide impurities (Goethite)
Yellow Jasper
Silicon Dioxide with Goethite (SiO2 + FeO(OH))
Yellow Jasper
Silicon Dioxide (SiO2) - variety of Chalcedony
Green Jasper
Silicon Dioxide (SiO2) with impurities
Kambaba Jasper
Stromatolite (Fossilized Algae within Microcrystalline Quartz)
Banded Jasper / Chert
Microcrystalline Quartz (SiO2)
Jasper
Silicon Dioxide (SiO₂)
Jasper
Silicon Dioxide (SiO2) - Jasper (Microcrystalline Quartz)
Yellow Jasper
Silicon Dioxide (SiO2) with iron oxide impurities
Script Jasper
Silicon Dioxide (SiO2) with impurities
Red Jasper
Silicon Dioxide (SiO2) with Hematite inclusions
Jasper
Silicon dioxide (SiO2)
Yellow Jasper
Jasper (Silicon Dioxide with Iron Hydroxide impurities, SiO2 + FeO(OH))
Raw Green Jasper
Silicon Dioxide (SiO2) with iron silicate inclusions
Jasper with Hematite Inclusions
Silicon Dioxide (SiO2) with Ferric Oxide (Fe2O3)
Flint
Silicon dioxide (SiO2) - cryptocrystalline quartz
Sandstone (likely Arkosic or Quartzose)
Arenite (SiO2 based with mineral inclusions)
Jasper
Silicon dioxide (SiO2)
Quartz Geode with Calcite/Siderite
Crystalline Silicon Dioxide (SiO2) with Carbonate inclusions
Quartz (Milky Quartz / Clear Quartz)
Silicon Dioxide (SiO2)
Jasper
Microcrystalline Quartz (SiO2)
Jasper
Microcrystalline Quartz (SiO2)
Jasper
Microcrystalline Quartz (SiO2)
Jasper
Microcrystalline Quartz (SiO2)
Jasper
Silicon dioxide (SiO2) with impurities, microcrystalline quartz
Jasper
Silicon Dioxide (SiO2) with impurities
Jasper
Silicon Dioxide (SiO2)
Jasper
Microcrystalline quartz (SiO2)
Jasper
Microcrystalline Quartz (SiO2)
Jasper
Jasper (Silicon Dioxide, SiO2)
Red Jasper
Microcrystalline Quartz (SiO2)
Jasper
Silicon Dioxide (Microcrystalline Quartz, SiO2)
Green Jasper
Microcrystalline Quartz (Chalcedony), SiO2
Red Jasper Pebble
Silicon dioxide (SiO2) with iron inclusions
Red Jasper (possibly with Hematite/Magnetite inclusions)
Silicon Dioxide (SiO2) with iron oxide inclusions
Yellow Jasper
Silicon Dioxide (SiO2) with Goethite/Iron inclusions
Jasper
Jasper (Silicon Dioxide, SiO2)
Red Jasper
Jasper (Silicon Dioxide with Iron Oxide impurities), SiO2
Jasper and Agate (Polished Pebble)
Chalcedony (SiO2 with impurities)
Jasper
Silicon dioxide (SiO2)
Jasper (Green Jasper / Bloodstone variant base)
Silicon Dioxide (SiO2) with impurities of chlorite and iron oxides
Jasper
Jasper (Silicon Dioxide, SiO2)