Rock Identifier

Category

Mineral (Chalcedony Variety)

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

Yellow Jasper (Silicon Dioxide (SiO2) with Goethite/Iron oxide inclusions) — sedimentary

Yellow Jasper

Silicon Dioxide (SiO2) with Goethite/Iron oxide inclusions

Jasper (Silicon dioxide (SiO2)) — sedimentary

Jasper

Silicon dioxide (SiO2)

Jasper River Pebble (Jasper (Silicon Dioxide, SiO2)) — sedimentary (cryptocrystalline quartz)

Jasper River Pebble

Jasper (Silicon Dioxide, SiO2)

sedimentary (cryptocrystalline quartz)

Jasper with Epidote Vein (Silicon Dioxide (SiO2) with Calcium Aluminum Iron Silicate (Ca2(Al,Fe)3(SiO4)3(OH))) — sedimentary

Jasper with Epidote Vein

Silicon Dioxide (SiO2) with Calcium Aluminum Iron Silicate (Ca2(Al,Fe)3(SiO4)3(OH))

Aquamarine (Pendant) and Jasper (Beads) (Beryllium aluminum silicate (Be3Al2Si6O18) with Chalcedony (SiO2)) — mineral

Aquamarine (Pendant) and Jasper (Beads)

Beryllium aluminum silicate (Be3Al2Si6O18) with Chalcedony (SiO2)

Chert (Chalcedony/Agate variety) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Chalcedony/Agate variety)

Silicon Dioxide (SiO2)

Dyed Agate Slice (Silicon Dioxide (SiO2) with artificial colorants) — Mineral (variety of Chalcedony)

Dyed Agate Slice

Silicon Dioxide (SiO2) with artificial colorants

Mineral (variety of Chalcedony)

Jade (likely Jadeite) (Jadeite (a pyroxene mineral) or Nephrite (a variety of amphibole mineral)) — Mineral

Jade (likely Jadeite)

Jadeite (a pyroxene mineral) or Nephrite (a variety of amphibole mineral)

Chert (Honey Chert or Chalcedony Pebble) (Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (Honey Chert or Chalcedony Pebble)

Cryptocrystalline Quartz (SiO2)

Amazonite (KAlSi3O8 (Potassium Feldspar, variety of Microcline)) — Mineral

Amazonite

KAlSi3O8 (Potassium Feldspar, variety of Microcline)

Milky Quartz (Quartz (SiO2)) — Mineral

Milky Quartz

Quartz (SiO2)

Chert (Jasper/Chalcedony variety) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Jasper/Chalcedony variety)

Silicon Dioxide (SiO2)

Jasper and Agate (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper and Agate

Microcrystalline Quartz (SiO2)

Yellow Jasper (Chalcedony (SiO2) with Goethite/Iron oxide inclusions) — sedimentary

Yellow Jasper

Chalcedony (SiO2) with Goethite/Iron oxide inclusions

Jasper (Red/Brown Variety) (Jasper (Microcrystalline Quartz, SiO2)) — sedimentary

Jasper (Red/Brown Variety)

Jasper (Microcrystalline Quartz, SiO2)

Jasper (specifically Red or Brecciated Jasper variant) (Jasper (Microcrystalline Quartz - SiO2)) — sedimentary

Jasper (specifically Red or Brecciated Jasper variant)

Jasper (Microcrystalline Quartz - SiO2)

Ocean Jasper (Spherulitic Chalcedony (SiO2)) — mineral

Ocean Jasper

Spherulitic Chalcedony (SiO2)

Jasper (Silicon Dioxide (SiO2) with iron oxide impurities) — sedimentary

Jasper

Silicon Dioxide (SiO2) with iron oxide impurities

Yellow Jasper (Jasper (Silicon Dioxide, SiO2)) — sedimentary (or mineraloid)

Yellow Jasper

Jasper (Silicon Dioxide, SiO2)

sedimentary (or mineraloid)

Jasper containing fossilized inclusions (Silicon Dioxide (SiO2) with trace impurities and biogenic inclusions) — sedimentary

Jasper containing fossilized inclusions

Silicon Dioxide (SiO2) with trace impurities and biogenic inclusions

Jasper (Petrified Wood variant) (Silicon Dioxide (SiO2) with iron oxide inclusions) — sedimentary

Jasper (Petrified Wood variant)

Silicon Dioxide (SiO2) with iron oxide inclusions

Red Jasper (Jasper (Silica/Microcrystalline Quartz with Hematite inclusions), SiO2) — sedimentary

Red Jasper

Jasper (Silica/Microcrystalline Quartz with Hematite inclusions), SiO2

Red Jasper (Silicon dioxide (SiO2) with iron oxide inclusions) — sedimentary

Red Jasper

Silicon dioxide (SiO2) with iron oxide inclusions

River Pebble (Likely Quartzite or Chalcedony) (Silicon Dioxide (SiO2) - granular metamorphic variety) — metamorphic

River Pebble (Likely Quartzite or Chalcedony)

Silicon Dioxide (SiO2) - granular metamorphic variety

Chalcedony (Agate/Carnelian variant) (Silicon Dioxide (SiO2)) — mineral

Chalcedony (Agate/Carnelian variant)

Silicon Dioxide (SiO2)

Quartz (likely milky/rose quartz variety) (Quartz (SiO2 - Silicon Dioxide)) — Mineral

Quartz (likely milky/rose quartz variety)

Quartz (SiO2 - Silicon Dioxide)

Chert (varieties: Flint or Chalcedony) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (varieties: Flint or Chalcedony)

Microcrystalline Quartz (SiO2)

Druzy Quartz Geode (Oco or Moroccan variety) (Silicon Dioxide (SiO2)) — mineral

Druzy Quartz Geode (Oco or Moroccan variety)

Silicon Dioxide (SiO2)

Flower Agate (Plume Agate) (Chalcedony (Silicon Dioxide) with Spherulitic Inclusions - SiO2) — mineral

Flower Agate (Plume Agate)

Chalcedony (Silicon Dioxide) with Spherulitic Inclusions - SiO2

Larimar (Pectolite (a variety of pectolite, NaCa2Si3O8(OH))) — Mineral

Larimar

Pectolite (a variety of pectolite, NaCa2Si3O8(OH))

Quartz Pebble (Chalcedony/Agate variety) (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble (Chalcedony/Agate variety)

Silicon Dioxide (SiO2)

Red Jasper (beads) (Silicon Dioxide (SiO2) with iron inclusions) — Sedimentary Rock

Red Jasper (beads)

Silicon Dioxide (SiO2) with iron inclusions

Sedimentary Rock

Banded Jasper (possibly "Picture Jasper") (Jasper (a microcrystalline variety of Quartz / Silicon Dioxide - SiO2)) — Sedimentary rock (specifically a chemical sedimentary rock, or a chert if considered purely mineral aggregate)

Banded Jasper (possibly "Picture Jasper")

Jasper (a microcrystalline variety of Quartz / Silicon Dioxide - SiO2)

Sedimentary rock (specifically a chemical sedimentary rock, or a chert if considered purely mineral aggregate)

Banded Agate (specifically Eye Agate / Chalcedony) (Agate (Cryptocrystalline variety of Quartz, SiO2)) — mineral

Banded Agate (specifically Eye Agate / Chalcedony)

Agate (Cryptocrystalline variety of Quartz, SiO2)

Chert (Chalcedony/Flint) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Chalcedony/Flint)

Silicon Dioxide (SiO2)

Jasper (specifically variegated or swamp jasper beads) (Silicon Dioxide (SiO2) - Cryptocrystalline Quartz) — sedimentary

Jasper (specifically variegated or swamp jasper beads)

Silicon Dioxide (SiO2) - Cryptocrystalline Quartz

Jasper (Banded Jasper) (Silicon Dioxide (SiO2) with impurities) — sedimentary

Jasper (Banded Jasper)

Silicon Dioxide (SiO2) with impurities

Yellow Chalcedony (Agate) (Silicon Dioxide (SiO2)) — mineral

Yellow Chalcedony (Agate)

Silicon Dioxide (SiO2)

Blue Lace Agate (Silicon Dioxide (SiO₂)) — Mineral (Variety of Chalcedony/Quartz)

Blue Lace Agate

Silicon Dioxide (SiO₂)

Mineral (Variety of Chalcedony/Quartz)

Pink Botswana Agate (Silicon Dioxide (SiO₂), a cryptocrystalline variety of Quartz and Chalcedony) — sedimentary

Pink Botswana Agate

Silicon Dioxide (SiO₂), a cryptocrystalline variety of Quartz and Chalcedony

Chalcedony (Moonstone-like Agate) (Silicon Dioxide (SiO₂)) — mineral

Chalcedony (Moonstone-like Agate)

Silicon Dioxide (SiO₂)

Blue Moss Agate / Blue Chalcedony (Silicon Dioxide (SiO2)) — mineral

Blue Moss Agate / Blue Chalcedony

Silicon Dioxide (SiO2)