Carnelian / Agate
Silicon Dioxide (SiO2) - Chalcedony variety
Category
Browse mineralish (variety of chalcedony) specimens identified by the Rock Identifier community.
Carnelian / Agate
Silicon Dioxide (SiO2) - Chalcedony variety
Carnelian (Tumbled Quartz)
Silicon Dioxide (SiO2) - Chalcedony variety
Lake Superior Agate
Silicon dioxide (SiO2) - variety of Chalcedony
Yellow Agate
Silicon Dioxide (Chalcedony variety), SiO2
Bloodstone
Chalcedony variety Heliotrope (SiO2 with inclusions)
Carnelian Agate
Silicon Dioxide (SiO2) - Chalcedony variety
Chrysoprase
Silicon Dioxide (Chalcedony variety), SiO2
Carnelian Bead
Silicon Dioxide (Chalcedony variety), SiO2
Carnelian Beads
Silicon Dioxide (Variety of Chalcedony), $SiO_2$
Agate Geode
Silicon Dioxide (SiO2) - Chalcedony variety
Carnelian Agate
Silicon Dioxide (SiO2) - Chalcedony variety
Carnelian
Silicon Dioxide (Chalcedony variety), SiO2
Banded Agate
Silicon Dioxide (SiO2) - Chalcedony Variety
Lake Superior Agate
Silicon Dioxide (SiO2) - variety of Chalcedony
Dyed blue banded agate (tumbled)
Microcrystalline quartz, SiO₂ (chalcedony variety)
Polished yellow-orange chalcedony (likely carnelian or yellow agate)
Microcrystalline quartz, SiO₂; chalcedony variety
Tumbled blue chalcedony (likely common blue quartz)
Microcrystalline quartz, SiO₂; chalcedony variety
Blue-dyed banded agate
Microcrystalline quartz (SiO₂), chalcedony variety
Blue lace agate (tumbled)
Microcrystalline quartz, SiO₂ (chalcedony variety)
Agate
Silicon dioxide (SiO2) - Chalcedony variety
Carnelian
Silicon Dioxide (Chalcedony variety), SiO2
Lake Superior Agate
Silicon dioxide (chalcedony variety quartz)
Carnelian Agate
Silicon Dioxide (Chalcedony variety), SiO2
Carnelian
Silicon Dioxide (Chalcedony variety), SiO2
Tumbled Agate
Silicon Dioxide (Chalcedony variety), SiO2
Tumbled Agate
Silicon Dioxide (Quartz variety: Chalcedony)
Tumbled Red Jasper
Quartz (Microcrystalline variety of chalcedony, SiO2)
Tumbled Carnelian
Silicon Dioxide (Variety of Chalcedony), SiO2
Carnelian
Silicon Dioxide (Chalcedony variety), SiO2
Carnelian
Silicon dioxide (chalcedony variety), SiO2
Agate
Silicon Dioxide (SiO2) - Chalcedony variety
Carnelian
Silicon Dioxide (Chalcedony variety), SiO2
Tumbled Grey Agate
Silicon Dioxide (Chalcedony variety), SiO2
Tumbled Grey Agate
Silicon dioxide (Chalcedony variety), SiO2
Carnelian
Silicon Dioxide (Chalcedony variety), SiO2
Carnelian (Carnelian Agate)
Silicon Dioxide (SiO2) - variety of Chalcedony
Carnelian
Silicon dioxide (SiO2) - variety of Chalcedony
Agate
Chalcedony (Cryptocrystalline variety of Quartz, SiO2)
Pink Dyed Agate (Banded Chalcedony)
Silicon dioxide (SiO2) - variety Chalcedony
Blue Lace Agate
Silicon Dioxide (SiO₂), a variety of Chalcedony
Carnelian (Red Chalcedony)
Silicon Dioxide (SiO2) - variety of Chalcedony
Bloodstone (also known as Heliotrope)
Silicon Dioxide (SiO2) - variety of Chalcedony