Pink Dyed Agate
Silicon Dioxide (SiO2) - Variety Agate
mineral
Category
Mineralish (Variety Of Chalcedony)
Browse mineralish (variety of chalcedony) specimens identified by the Rock Identifier community.
Jasper (likely Lake Superior Jasper)
Silicon Dioxide (SiO2) with iron oxide inclusions
sedimentary (silica-rich mineral variety)
Jasper
Silicon dioxide (SiO2)
sedimentary
Jasper
Silicon dioxide (SiO2)
sedimentary
Moss Agate
Silicon Dioxide (SiO2) with inclusions
mineral
Banded Calcite (often sold as 'Mexican Onyx' or 'Green Onyx')
Calcite (Calcium Carbonate, CaCO3)
sedimentary
Jasper (Ferruginous Quartz)
Silicon Dioxide (SiO2) with iron oxide inclusions
sedimentary
Tiger's Eye
SiO2 (Quartz with inclusion of iron oxides)
mineral
Chert (specifically Jasper)
Silicon dioxide (SiO2) with iron oxide inclusions
sedimentary
Jasper and Agate
Microcrystalline Quartz (SiO2)
sedimentary
Chert (Common Opal/Jasper transition)
Silicon Dioxide (SiO2)
sedimentary
Agate (Bead Form)
Agate (Cryptocrystalline Quartz, SiO2)
mineral
Agatized Chert / Chalcedony
Silicon Dioxide (SiO2)
sedimentary
Quartz (Chert/Chalcedony Variety)
Silicon Dioxide (SiO2)
mineral
Blue Lace Agate
Chalcedony (SiO2) with trace inclusions
mineral
Agate (or Chalcedony)
SiO2 (Silicon Dioxide) - a cryptocrystalline variety of quartz
Mineral
Jasper Pendant
Chalcedony (Quartz) - SiO2
Mineral/Sedimentary
Amethyst (Agate/Chalcedony variety)
Silicon Dioxide (SiO2) with iron impurities
mineral
Jasper containing fossilized inclusions
Silicon Dioxide (SiO2) with trace impurities and biogenic inclusions
sedimentary
Banded Onyx (Mexican Onyx / Travertine)
Calcite (CaCO3) - Banded Travertine
sedimentary
Yellow Jasper
Jasper (Silicon Dioxide, SiO2)
sedimentary (or mineraloid)
Jasper (Green/Yellow Moss Jasper)
Silicon Dioxide (SiO2)
mineral
Jasper (Petrified Wood variant)
Silicon Dioxide (SiO2) with iron oxide inclusions
sedimentary
Red Jasper
Silicon dioxide (SiO2) with iron oxide inclusions
sedimentary
Red Jasper
Jasper (Silica/Microcrystalline Quartz with Hematite inclusions), SiO2
sedimentary
Hematite
Iron(III) oxide (Fe2O3)
Mineral
Amethyst Lace Agate / Banded Amethyst
Silicon Dioxide (SiO2) with Fe3+ impurities
mineral
Jasper with Hematite (Red Jasper)
Silicon Dioxide with Iron Oxide (SiO2 and Fe2O3)
sedimentary (physico-chemical precipitate)
Aventurine
Silicon Dioxide (SiO2) with Fuchsite inclusions
mineral
Red Jasper (Skull Carving)
Jasper, a cryptocrystalline variety of Quartz (SiO2)
sedimentary
Purple Dyed Agate Geode (Banded Chalcedony)
Silicon Dioxide (SiO2) - variety: Agate
mineral
Jasper
Cryptocrystalline Quartz (SiO2)
sedimentary
Carnelian
Chalcedony (cryptocrystalline quartz), SiO2
Mineral
Jasper (specifically variegated or swamp jasper beads)
Silicon Dioxide (SiO2) - Cryptocrystalline Quartz
sedimentary
River Pebble (Likely Quartzite or Chalcedony)
Silicon Dioxide (SiO2) - granular metamorphic variety
metamorphic
Jasper
Silicon Dioxide (SiO2) with iron oxide impurities
sedimentary
Carnelian
Carnelian (a variety of Chalcedony, which is a microcrystalline quartz, SiO₂)
Mineral
Chert (Jasper variety)
Silicon dioxide (SiO2)
sedimentary
Yellow Agate
Chalcedony (cryptocrystalline Quartz), SiO2
mineral
Zebra Jasper
Tektite variety of Silicon Dioxide (SiO2) with inclusions
sedimentary
Carnelian
Chalcedony (cryptocrystalline quartz), SiO2
Mineral
Agate
Silicon Dioxide (SiO2) - Banded Chalcedony
mineral