Rock Identifier

Category

Mineralish (Variety Of Chalcedony)

Browse mineralish (variety of chalcedony) specimens identified by the Rock Identifier community.

Learn about Mineralish (Variety Of Chalcedony) in the encyclopedia

Blue Chalcedony

Blue Chalcedony

Agate

Agate

Chrysoprase

Chrysoprase

Sard

Sard

Blue Lace Agate

Blue Lace Agate

Carnelian

Carnelian

Jasper

Jasper

Black Onyx

Black Onyx

Prase

Prase

Black Jasper

Black Jasper

Blue Jasper

Blue Jasper

Green Jasper

Green Jasper

Banded Agate (with Quartz Geode Center) (Silicon Dioxide (SiO2)) — mineral

Banded Agate (with Quartz Geode Center)

Silicon Dioxide (SiO2)

Agate Geode with Quartz Druzy (Cryptocrystalline Quartz (SiO2)) — sedimentary

Agate Geode with Quartz Druzy

Cryptocrystalline Quartz (SiO2)

Banded Agate (Gray/Blue Agate) (Agate (Silicon Dioxide, SiO2)) — mineral

Banded Agate (Gray/Blue Agate)

Agate (Silicon Dioxide, SiO2)

Ocean Jasper (Orbicular Jasper (Silicon Dioxide, SiO2)) — mineral

Ocean Jasper

Orbicular Jasper (Silicon Dioxide, SiO2)

Quartz Geode (Silicon Dioxide (SiO2) in a Secondary Sedimentary/Volcanic cavity) — mineral

Quartz Geode

Silicon Dioxide (SiO2) in a Secondary Sedimentary/Volcanic cavity

Dendritic Agate (Silicon Dioxide with inclusions (SiO2 + Mn/Fe)) — mineral

Dendritic Agate

Silicon Dioxide with inclusions (SiO2 + Mn/Fe)

Dyed Agate (Chalcedony (Silicon Dioxide, SiO2)) — mineral

Dyed Agate

Chalcedony (Silicon Dioxide, SiO2)

Agate Geode (Silicon Dioxide (SiO2) - Microcrystalline Quartz) — mineral

Agate Geode

Silicon Dioxide (SiO2) - Microcrystalline Quartz

Agate (Banded Chalcedony) (Cryptocrystalline Silica (SiO2)) — mineral

Agate (Banded Chalcedony)

Cryptocrystalline Silica (SiO2)

Banded Calcite (Mexican Onyx) (Calcium Carbonate (CaCO3)) — mineral

Banded Calcite (Mexican Onyx)

Calcium Carbonate (CaCO3)

Fire Agate (Silicon Dioxide (SiO2) with Goethite or Limonite inclusions) — mineral

Fire Agate

Silicon Dioxide (SiO2) with Goethite or Limonite inclusions

White Agate (Tumbled) (Silicon Dioxide (SiO2) - Cryptocrystalline Chalcedony) — mineral

White Agate (Tumbled)

Silicon Dioxide (SiO2) - Cryptocrystalline Chalcedony

Fire Agate (Silicon Dioxide (SiO2) with layers of Limonite/Goethite) — mineral

Fire Agate

Silicon Dioxide (SiO2) with layers of Limonite/Goethite

Thunderegg (specifically a Jasper/Agate-filled Geode nodule) (Silicon Dioxide (SiO2) within Rhyolitic Matrix) — igneous

Thunderegg (specifically a Jasper/Agate-filled Geode nodule)

Silicon Dioxide (SiO2) within Rhyolitic Matrix

Amethyst on Agate/Basalt Matrix (Silicon Dioxide (SiO2) with iron impurities) — mineral

Amethyst on Agate/Basalt Matrix

Silicon Dioxide (SiO2) with iron impurities

Tourmalinated Quartz (SiO2 with NaFe3+3Al6(BO3)3Si6O18(OH)4 inclusions) — Mineral

Tourmalinated Quartz

SiO2 with NaFe3+3Al6(BO3)3Si6O18(OH)4 inclusions

Dalmatian Jasper (or Dalmatian Stone) (Dalmatian Stone (A peralkaline felsite composed of feldspar, quartz, and sodic amphibole)) — igneous

Dalmatian Jasper (or Dalmatian Stone)

Dalmatian Stone (A peralkaline felsite composed of feldspar, quartz, and sodic amphibole)

Lake Superior Agate (Chalcedony (Silicon Dioxide, SiO2) with Iron impurities) — mineral

Lake Superior Agate

Chalcedony (Silicon Dioxide, SiO2) with Iron impurities

Druzy Agate (Star-cut Geode Slice) (Silicon Dioxide (SiO2) - Microcrystalline and Macrocrystalline Quartz) — mineral

Druzy Agate (Star-cut Geode Slice)

Silicon Dioxide (SiO2) - Microcrystalline and Macrocrystalline Quartz

Lake Superior Agate (Cryptocrystalline Quartz (SiO2)) — mineral

Lake Superior Agate

Cryptocrystalline Quartz (SiO2)

Agate (Banded Chalcedony (SiO2)) — mineral

Agate

Banded Chalcedony (SiO2)

Red Jasper (Silicon Dioxide (SiO2) - Chalcedony) — mineral

Red Jasper

Silicon Dioxide (SiO2) - Chalcedony

Rose Quartz (Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese) — mineral

Rose Quartz

Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese

Onyx Agate (Brazilian Agate) (Silicon Dioxide (SiO2)) — mineral

Onyx Agate (Brazilian Agate)

Silicon Dioxide (SiO2)

Agate Geode (Silicon Dioxide (SiO2)) — mineral

Agate Geode

Silicon Dioxide (SiO2)

Flower Agate (Chalcedony (SiO2) with Opaque Spherulitic Inclusions) — mineral

Flower Agate

Chalcedony (SiO2) with Opaque Spherulitic Inclusions

Agate Geode (Chalcedony (cryptocrystalline SiO2)) — mineral

Agate Geode

Chalcedony (cryptocrystalline SiO2)

Ocean Jasper (SiO2) — mineral

Ocean Jasper

SiO2

Ocean Jasper (Spherulitic Chalcedony (SiO2)) — sedimentary

Ocean Jasper

Spherulitic Chalcedony (SiO2)

Dyed Agate (Chalcedony (SiO2 with impurities)) — mineral

Dyed Agate

Chalcedony (SiO2 with impurities)

Black Onyx (Cryptocrystalline Quartz (SiO2)) — mineral

Black Onyx

Cryptocrystalline Quartz (SiO2)

Agate Geode / Nodular Chalcedony (Silicon Dioxide (SiO2) with impurities) — mineral

Agate Geode / Nodular Chalcedony

Silicon Dioxide (SiO2) with impurities

Rose Quartz (Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese) — mineral

Rose Quartz

Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese

Fire Agate (SiO2 (Silicon Dioxide with Iron Oxide inclusions)) — mineral

Fire Agate

SiO2 (Silicon Dioxide with Iron Oxide inclusions)

Agate (SiO2) — mineral

Agate

SiO2

Carnelian (Carnelian (Varietal of Chalcedony, SiO2 with Iron Oxide impurities)) — mineral

Carnelian

Carnelian (Varietal of Chalcedony, SiO2 with Iron Oxide impurities)

Geode with Quartz and Chalcedony (Silicon Dioxide (SiO2)) — sedimentary

Geode with Quartz and Chalcedony

Silicon Dioxide (SiO2)

Flower Agate (Chalcedony (cryptocrystalline Quartz) with Spherulite inclusions; SiO2) — mineral

Flower Agate

Chalcedony (cryptocrystalline Quartz) with Spherulite inclusions; SiO2

Quartz Geode / Druzy Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz Geode / Druzy Quartz

Silicon Dioxide (SiO2)

Agate (translucent slice) (Silicon Dioxide (SiO2) - Microcrystalline Quartz) — mineral

Agate (translucent slice)

Silicon Dioxide (SiO2) - Microcrystalline Quartz

Banded Calcite (often sold as Yellow Aragonite or Onyx) (Calcium Carbonate (CaCO3)) — sedimentary

Banded Calcite (often sold as Yellow Aragonite or Onyx)

Calcium Carbonate (CaCO3)

Crazy Lace Agate (Silicon Dioxide (Microcrystalline Quartz) - SiO2) — mineral

Crazy Lace Agate

Silicon Dioxide (Microcrystalline Quartz) - SiO2