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Mineral, Variety Of Chalcedony (Microcrystalline Quartz)

Browse mineral, variety of chalcedony (microcrystalline quartz) specimens identified by the Rock Identifier community.

Learn about Mineral, Variety Of Chalcedony (Microcrystalline Quartz) in the encyclopedia

Chalcedony

Blue Chalcedony

Blue Chalcedony

Smoky Quartz

Lithium Quartz

Dumortierite Quartz

Dumortierite Quartz

Morion Quartz

Rose Quartz

Milky Quartz

Snow Quartz

Garden Quartz

Blue Quartz

Phantom Quartz

Carnelian (Carnelian (Silicon Dioxide, SiO2)) — mineral

Carnelian

Carnelian (Silicon Dioxide, SiO2)

Chalcedony (Silicon Dioxide (SiO2)) — mineral

Chalcedony

Silicon Dioxide (SiO2)

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

Chalcedony (Agate/Carnelian)

Cryptocrystalline Silicon Dioxide (SiO2)

Jasper and Quartz Pebble (Silicon Dioxide (SiO2) microcrystalline quartz variety) — sedimentary

Jasper and Quartz Pebble

Silicon Dioxide (SiO2) microcrystalline quartz variety

Banded Agate (Dyed) (SiO2 (Silicon Dioxide / Microcrystalline Quartz)) — mineral

Banded Agate (Dyed)

SiO2 (Silicon Dioxide / Microcrystalline Quartz)

Worked chert (likely flint) (Microcrystalline quartz/chalcedony, SiO₂) — sedimentary

Worked chert (likely flint)

Microcrystalline quartz/chalcedony, SiO₂

Moss Agate (Silicon Dioxide (Chalcedony variety) with green hornblende or chlorite inclusions - SiO2) — gemstone

Moss Agate

Silicon Dioxide (Chalcedony variety) with green hornblende or chlorite inclusions - SiO2

Chalcedony (gray-white agate) (Microcrystalline quartz, SiO₂) — mineral

Chalcedony (gray-white agate)

Microcrystalline quartz, SiO₂

Blue Banded Agate (Dyed) (Silicon Dioxide (SiO2) - Variety of Chalcedony) — mineral

Blue Banded Agate (Dyed)

Silicon Dioxide (SiO2) - Variety of Chalcedony

Jasper (Jasper (SiO2 with iron inclusions)) — sedimentary

Jasper

Jasper (SiO2 with iron inclusions)

Jasper (Jasper (Silicon Dioxide, SiO2)) — sedimentary

Jasper

Jasper (Silicon Dioxide, SiO2)

Jasper (Silicon dioxide (SiO2) with impurities) — sedimentary

Jasper

Silicon dioxide (SiO2) with impurities

Jasper with Quartz Vein (Microcrystalline quartz (SiO2) with quartz infill) — sedimentary

Jasper with Quartz Vein

Microcrystalline quartz (SiO2) with quartz infill

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

Red Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

Red Jasper (Jasper (Silicon Dioxide with iron oxide inclusions), SiO2) — mineral

Red Jasper

Jasper (Silicon Dioxide with iron oxide inclusions), SiO2

Chalcedony (specifically Agate and Carnelian variety) (Silicon Dioxide (SiO2) - Cryptocrystalline Quartz) — mineral

Chalcedony (specifically Agate and Carnelian variety)

Silicon Dioxide (SiO2) - Cryptocrystalline Quartz

Polished Ocean Jasper (Orbicular Jasper (variety of Chalcedony/Quartz, SiO2)) — mineral

Polished Ocean Jasper

Orbicular Jasper (variety of Chalcedony/Quartz, SiO2)

Red Jasper (Silicon Dioxide (SiO2) with iron oxide inclusions) — mineral

Red Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

Green Chalcedony Ring (Silicon Dioxide (SiO2)) — gemstone

Green Chalcedony Ring

Silicon Dioxide (SiO2)

Tumbled jasper or brecciated jasper (Microcrystalline quartz (chalcedony), SiO₂, with iron-oxide and dark mineral inclusions) — mineral

Tumbled jasper or brecciated jasper

Microcrystalline quartz (chalcedony), SiO₂, with iron-oxide and dark mineral inclusions

Amber-colored Jasper (Silicon Dioxide (SiO2)) — sedimentary

Amber-colored Jasper

Silicon Dioxide (SiO2)

Polished yellow-orange chalcedony (likely carnelian or yellow agate) (Microcrystalline quartz, SiO₂; chalcedony variety) — gemstone

Polished yellow-orange chalcedony (likely carnelian or yellow agate)

Microcrystalline quartz, SiO₂; chalcedony variety

Agate (or Quartz with Agate banding) (Silicon dioxide (SiO2)) — Mineral

Agate (or Quartz with Agate banding)

Silicon dioxide (SiO2)

Polished brown jasper (Jasper, microcrystalline quartz (SiO₂) with iron-oxide impurities) — metamorphic

Polished brown jasper

Jasper, microcrystalline quartz (SiO₂) with iron-oxide impurities

Brown chalcedony (likely agate/jasper) (Chalcedony, cryptocrystalline SiO₂, with iron-oxide inclusions) — mineral

Brown chalcedony (likely agate/jasper)

Chalcedony, cryptocrystalline SiO₂, with iron-oxide inclusions

Jasper (Jasper (Silicon Dioxide, SiO2)) — sedimentary

Jasper

Jasper (Silicon Dioxide, SiO2)

Polished bloodstone (heliotrope) (Chalcedony (microcrystalline quartz, SiO₂) with red iron-oxide inclusions) — mineral

Polished bloodstone (heliotrope)

Chalcedony (microcrystalline quartz, SiO₂) with red iron-oxide inclusions

Lace Agate (specifically Red Lace Agate) (Silicon Dioxide (SiO2) - variety of Chalcedony/Quartz) — Mineral

Lace Agate (specifically Red Lace Agate)

Silicon Dioxide (SiO2) - variety of Chalcedony/Quartz

Chert (Agatized Chert) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Agatized Chert)

Microcrystalline Quartz (SiO2)

Red Jasper (Silicon Dioxide (SiO2) with Hematite impurities) — sedimentary

Red Jasper

Silicon Dioxide (SiO2) with Hematite impurities

Tumbled carnelian (Carnelian, orange-red chalcedony (microcrystalline quartz, SiO₂)) — gemstone

Tumbled carnelian

Carnelian, orange-red chalcedony (microcrystalline quartz, SiO₂)

Tumbled carnelian/chalcedony (Microcrystalline quartz (SiO₂), likely iron-stained chalcedony) — mineral

Tumbled carnelian/chalcedony

Microcrystalline quartz (SiO₂), likely iron-stained chalcedony

Tumbled carnelian/chalcedony (Microcrystalline quartz (SiO₂), likely iron-colored chalcedony) — gemstone

Tumbled carnelian/chalcedony

Microcrystalline quartz (SiO₂), likely iron-colored chalcedony

Tumbled white chalcedony (likely milky quartz) (Chalcedony, microcrystalline SiO₂; possibly milky quartz) — mineral

Tumbled white chalcedony (likely milky quartz)

Chalcedony, microcrystalline SiO₂; possibly milky quartz

Jasper (Iron-stained Quartzite/Chert) (Silicon Dioxide (SiO2) with iron oxide inclusions) — Sedimentary

Jasper (Iron-stained Quartzite/Chert)

Silicon Dioxide (SiO2) with iron oxide inclusions

Jasper (Silicon Dioxide (SiO2)) — sedimentary

Jasper

Silicon Dioxide (SiO2)

Red Jasper (Silicon Dioxide (SiO2)) — sedimentary

Red Jasper

Silicon Dioxide (SiO2)

Red Jasper (Argillaceous microcrystalline quartz (SiO2 with Fe2O3 inclusions)) — sedimentary

Red Jasper

Argillaceous microcrystalline quartz (SiO2 with Fe2O3 inclusions)

Jasper with Quartz (Agate/Jasper mix) (Silicon Dioxide (SiO2) with iron oxide inclusions) — Sedimentary

Jasper with Quartz (Agate/Jasper mix)

Silicon Dioxide (SiO2) with iron oxide inclusions

Carnelian (a variety of Chalcedony) (Silicon Dioxide (SiO2) with iron oxide impurities) — mineral

Carnelian (a variety of Chalcedony)

Silicon Dioxide (SiO2) with iron oxide impurities

Tumbled orange chalcedony (likely carnelian) (Cryptocrystalline quartz, SiO₂; carnelian is orange-red chalcedony colored mainly by iron oxides) — gemstone

Tumbled orange chalcedony (likely carnelian)

Cryptocrystalline quartz, SiO₂; carnelian is orange-red chalcedony colored mainly by iron oxides

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

Yellow Jasper

Silicon Dioxide (SiO2) with Goethite/Iron oxide impurities