Ocean Jasper
Silicon Dioxide (SiO2) with various inclusions
sedimentary
Category
Sedimentary (Volcanic)
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Green Jasper
Silicon Dioxide (SiO2)
sedimentary
Jasper
Jasper (Silicon Dioxide, SiO2)
sedimentary
Chert (Common Opal/Agate mixture)
Microcrystalline Quartz (SiO2)
sedimentary
Jasper (specifically Yellow/Red Jasper)
Silicon Dioxide (SiO2) with iron oxide inclusions
sedimentary
Chert (specifically Jasper/Agate variety)
Microcrystalline Quartz (SiO2)
sedimentary
Quartz Geode
Silicon Dioxide (SiO2) in Geode formation
mineral
Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Agate and Jasper
Silicon Dioxide (SiO2) - Microcrystalline Quartz
sedimentary
Red Jasper and Green Aventurine
Silicon dioxide (SiO2)
mineral
Carnelian / Chalcedony
Silicon Dioxide (SiO2)
mineral
Chalcedony (Common Opal variant or Agate pebble)
Silicon dioxide (SiO2)
mineral
Jasper
Silicon dioxide (SiO2) with iron inclusions
sedimentary
Yellow Chalcedony (Agate/Chert)
Silicon Dioxide (SiO2) - Cryptocrystalline Quartz
sedimentary
Agate Geode (Unopened)
Cryptocrystalline Quartz (SiO2) with Chalcedony
mineral
Carnelian
Carnelian (SiO2) - Chalcedony variety
mineral
Carnelian (Red Agate/Chalcedony)
Cryptocrystalline Quartz (SiO2) with Hematite impurities
mineral
Yellow Chalcedony (Agate/Carnelian variant)
Silicon Dioxide (SiO₂)
mineral
Jasper with Hematite Inclusions
Silicon Dioxide (SiO2) with Ferric Oxide (Fe2O3)
sedimentary
Geode
Silicon dioxide (Quartz/Chalcedony) concretion
sedimentary
Chalcedony
Silicon Dioxide (SiO2)
mineral
Black Onyx
Chalcedony (SiO2)
gemstone
Jasper Beads
Microcrystalline Quartz (SiO2)
sedimentary
Carnelian / Agate
Silicon Dioxide (SiO2) - Chalcedony
mineral
Green Jasper / Chert
Microcrystalline Quartz (SiO2)
sedimentary
Banded Agate with Drusy Quartz
Cryptocrystalline Quartz (SiO2) with macrocrystalline Quartz
mineral
Agate
Cryptocrystalline quartz (SiO2)
mineral
Agate
Agate (Cryptocrystalline Quartz)
mineral
Grey Chalcedony (Tumbled Moon)
Microcrystalline Quartz (SiO2)
mineral
Chalcedony (Quartz)
Silicon Dioxide (SiO2)
mineral
Jasper
Microcrystalline quartz (SiO2)
sedimentary
Yellow Jasper
Silicon Dioxide (SiO2) with iron hydroxides (Goethite/Limonite)
sedimentary
Orange Moss Agate / Carnelian Agate
Silicon dioxide (SiO2) - variety Chalcedony
sedimentary
Yellow Jasper
Silicon Dioxide (SiO2) with iron impurities
sedimentary
Jasper Pendant
Silicon dioxide (SiO2) with impurities
Mineral/Sedimentary
Chalcedony (possibly agate or common quartz)
Microcrystalline quartz, SiO₂
mineral
Red Jasper and Hematite
Silicon Dioxide (SiO2) and Iron Oxide (Fe2O3)
mineral
Brown Jasper (Tumbled)
Silicon Dioxide (SiO2) with iron oxide inclusions
sedimentary
Fluorite, Turquoise, and Calcite set
Calcium Fluoride (CaF2), Hydrous Phosphate of Copper and Aluminum (CuAl6(PO4)4(OH)8·4H2O), Calcium Carbonate (CaCO3)
mineral
Quartz Geode
Silicon Dioxide (SiO2) in Host Rock
sedimentary
Red Jasper (Polished)
Jasper (Iron-rich Microcrystalline Quartz, SiO2)
sedimentary
Geode (Chert or Quartz Nodule)
Silicon Dioxide (SiO2)
sedimentary