Banded Agate (Tumbled)
Agate (Variety of Chalcedony/Quartz), SiO2
Category
Browse mineral (chalcedony variety) specimens identified by the Rock Identifier community.
Banded Agate (Tumbled)
Agate (Variety of Chalcedony/Quartz), SiO2
Carnelian (Orange Agate/Chalcedony)
Silicon Dioxide (SiO2) - variety of Chalcedony
Agate
Silicon Dioxide (SiO2) - Chalcedony variety
Blue Lace Agate
Silicon Dioxide (SiO₂), a variety of Chalcedony
Banded Agate (specifically Botswana Agate or Water-line Agate)
Chalcedony (cryptocrystalline variety of Quartz), SiO2
Carnelian Agate
Silicon Dioxide (SiO2) - Variety: Chalcedony
Banded Agate
Silicon Dioxide (SiO2) - Chalcedony variety
Seam Agate
Agate (Banded variety of Chalcedony, SiO2)
Banded Agate (specifically Botswana Agate appearance)
Silicon Dioxide (SiO2) - variety of Chalcedony
Tumbled Purple Agate
Silicon Dioxide (SiO2) - Chalcedony variety
Carnelian Agate
Silicon dioxide (SiO2) - variety of Chalcedony
Carnelian Agate
Silicon Dioxide (SiO₂), a variety of Chalcedony
Agate
SiO2 (Silicon dioxide, chalcedony variety)
Banded Agate (specifically Carnelian Agate)
Silicon Dioxide (SiO2) - Chalcedony variety
Agate Geode / Thunderegg
Chalcedony (cryptocrystalline variety of Quartz), SiO2
Black Onyx
Silicon dioxide (SiO2) - Chalcedony variety
Onyx (Black Onyx)
Silicon Dioxide (SiO2) - Chalcedony variety
Banded Agate (Orca Agate)
Silicon Dioxide (SiO2) - Chalcedony variety
Carnelian Agate
Silicon Dioxide (SiO2) - Variety of Chalcedony
Banded Agate (specifically Lake Superior Agate style)
Silicon Dioxide (SiO2) - Chalcedony variety
Black Onyx
Silicon Dioxide (SiO2) - variety of Chalcedony
Banded Agate
Chalcedony (cryptocrystalline variety of Quartz), SiO2
Fire Agate (Rough)
Silicon Dioxide (SiO2) - Variety of Chalcedony
Blue Agate (Dyed)
Silicon Dioxide (SiO2) - Variety of Chalcedony
Carnelian Agate
Silicon Dioxide (SiO2) - Chalcedony variety
Carnelian
SiO2 (Silicon Dioxide, variety of Chalcedony)
Banded Agate (specifically Lake Superior Agate type)
Silicon Dioxide (SiO2) - variety Chalcedony
Blue Lace Agate
Silicon Dioxide (SiO2) - Variety of Chalcedony
Agate
Silicon Dioxide (SiO2) - variety of Chalcedony
Blue Lace Agate
Silicon Dioxide (SiO2) - Chalcedony variety
Banded Agate (Dyed Purple)
Agate (Variety of Chalcedony/Quartz), SiO2
Blue Lace Agate (often dyed)
Silicon dioxide (SiO2) - variety of chalcedony
Carnelian Agate
Silicon Dioxide (SiO2) - variety of Chalcedony
Carnelian Agate
Silicon Dioxide (SiO2) - variety of Chalcedony
Carnelian Agate
Silicon Dioxide (SiO2) - variety of Chalcedony
Carnelian Agate
Silicon Dioxide (SiO2) - variety of Chalcedony
Dyed Pink Agate
Silicon Dioxide (SiO2) - variety Chalcedony
Blue Agate (likely Dyed)
Silicon Dioxide (SiO2) - Chalcedony variety
Blue Banded Agate (Dyed)
Silicon Dioxide (SiO2) - Variety of Chalcedony
Ocean Jasper
Spherulitic Chalcedony (SiO2)
Carnelian
Carnelian (Silicon Dioxide - SiO2)
Brecciated jasper/chert
Microcrystalline quartz (SiO₂), with iron-oxide and clay inclusions