Rock Identifier

Category

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

Yellow Jasper (Silicon dioxide (SiO2)) — mineral

Yellow Jasper

Silicon dioxide (SiO2)

Jasper with Quartz Vein (Silicon Dioxide (SiO2) with impurities) — sedimentary

Jasper with Quartz Vein

Silicon Dioxide (SiO2) with impurities

Agate (Slab) (Agate (Cryptocrystalline variety of Quartz, SiO2)) — Mineral

Agate (Slab)

Agate (Cryptocrystalline variety of Quartz, SiO2)

Blue Chalcedony (Silicon Dioxide (SiO2)) — mineral

Blue Chalcedony

Silicon Dioxide (SiO2)

Agate (Sliced and Carved) (Silicon Dioxide (SiO2) - Banded Chalcedony) — mineral

Agate (Sliced and Carved)

Silicon Dioxide (SiO2) - Banded Chalcedony

Carnelian (Quartz (Variety: Chalcedony, SiO2)) — gemstone

Carnelian

Quartz (Variety: Chalcedony, SiO2)

Yellow Agate (Silicon Dioxide (SiO2)) — gemstone

Yellow Agate

Silicon Dioxide (SiO2)

Jasper (Silicon dioxide (SiO2)) — sedimentary

Jasper

Silicon dioxide (SiO2)

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

Carnelian

Silicon Dioxide (Quartz variety, SiO2)

Red Jasper (Silicon Dioxide with Hematite impurities (SiO2 + Fe2O3)) — mineral

Red Jasper

Silicon Dioxide with Hematite impurities (SiO2 + Fe2O3)

Zebra Jasper (Tektite variety of Silicon Dioxide (SiO2) with inclusions) — sedimentary

Zebra Jasper

Tektite variety of Silicon Dioxide (SiO2) with inclusions

Chalcedony (Agate nodule fragment) (Silicon Dioxide (SiO2)) — mineral

Chalcedony (Agate nodule fragment)

Silicon Dioxide (SiO2)

Jasper (Green Jasper / Chert) (Silicon Dioxide (SiO2 with inclusions)) — mineral

Jasper (Green Jasper / Chert)

Silicon Dioxide (SiO2 with inclusions)

Carnelian (Silicon dioxide (SiO2) with Iron Oxide impurities (Fe2O3)) — mineral

Carnelian

Silicon dioxide (SiO2) with Iron Oxide impurities (Fe2O3)

Carnelian (SiO2 (Variety of Chalcedony/Quartz)) — gemstone

Carnelian

SiO2 (Variety of Chalcedony/Quartz)

Tumbled jasper or chert (Microcrystalline quartz (SiO₂), likely jasper/chert) — mineral

Tumbled jasper or chert

Microcrystalline quartz (SiO₂), likely jasper/chert

Polished white agate or chalcedony bead (Microcrystalline quartz (SiO₂), likely chalcedony/agate with iron-oxide staining or a brown mineral inclusion) — gemstone

Polished white agate or chalcedony bead

Microcrystalline quartz (SiO₂), likely chalcedony/agate with iron-oxide staining or a brown mineral inclusion

Tumbled chalcedony (likely brown agate/jasper) (Microcrystalline quartz, SiO₂; potentially iron-stained chalcedony or jasper) — mineral

Tumbled chalcedony (likely brown agate/jasper)

Microcrystalline quartz, SiO₂; potentially iron-stained chalcedony or jasper

Jasper (Yellow Jasper) (Silicon Dioxide (SiO2) with iron inclusions) — sedimentary

Jasper (Yellow Jasper)

Silicon Dioxide (SiO2) with iron inclusions

Chert (Chalcedony) (Microcrystalline quartz (SiO2)) — sedimentary

Chert (Chalcedony)

Microcrystalline quartz (SiO2)

Jasper (Silicon Dioxide (SiO2)) — sedimentary

Jasper

Silicon Dioxide (SiO2)

Red Jasper (Jasper (a variety of Chalcedony, SiO₂ with impurities)) — Mineral

Red Jasper

Jasper (a variety of Chalcedony, SiO₂ with impurities)

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

Jasper (Zebra Jasper)

Silicon Dioxide (SiO2) with impurities

Chalcedony (Silicon Dioxide (SiO2)) — mineral

Chalcedony

Silicon Dioxide (SiO2)

Mixed collection of minerals and rocks (Jasper, Carnelian, Granite, and Quartz) (Silicon Dioxide (SiO2) with varying impurities for silicates and igneous aggregates) — igneous, sedimentary, and metamorphic

Mixed collection of minerals and rocks (Jasper, Carnelian, Granite, and Quartz)

Silicon Dioxide (SiO2) with varying impurities for silicates and igneous aggregates

igneous, sedimentary, and metamorphic

Agate with Quartz Druzy (Silicon Dioxide (SiO2) - Microcrystalline and Macrocrystalline varieties) — mineral

Agate with Quartz Druzy

Silicon Dioxide (SiO2) - Microcrystalline and Macrocrystalline varieties

Tumbled blue chalcedony (likely blue quartz/chalcedony) (Cryptocrystalline silica, SiO₂; likely chalcedony, possibly dyed or surface-coated) — mineral

Tumbled blue chalcedony (likely blue quartz/chalcedony)

Cryptocrystalline silica, SiO₂; likely chalcedony, possibly dyed or surface-coated

Red Jasper (Jasper (Silicon Dioxide with Iron Oxide inclusions, SiO2)) — mineral

Red Jasper

Jasper (Silicon Dioxide with Iron Oxide inclusions, SiO2)

Jasper (Red/Brown Variety) (Jasper (Silicon Dioxide, SiO2 plus Iron Oxide impurities)) — sedimentary

Jasper (Red/Brown Variety)

Jasper (Silicon Dioxide, SiO2 plus Iron Oxide impurities)

Jasper with Quartz inclusions (Silicon Dioxide (SiO2) - Microcrystalline Chalcedony) — sedimentary

Jasper with Quartz inclusions

Silicon Dioxide (SiO2) - Microcrystalline Chalcedony

Blue Lace Agate (Cryptocrystalline Quartz (SiO2)) — mineral

Blue Lace Agate

Cryptocrystalline Quartz (SiO2)

Green Chalcedony (Batu Akik) (Silicon Dioxide (SiO2)) — gemstone

Green Chalcedony (Batu Akik)

Silicon Dioxide (SiO2)

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

Red Jasper

Silicon Dioxide (SiO2) with Hematite inclusions

Botryoidal Chalcedony (Quartz Var.) (Silicon Dioxide (SiO2)) — mineral

Botryoidal Chalcedony (Quartz Var.)

Silicon Dioxide (SiO2)

Tumbled brown jasper (Jasper, microcrystalline quartz (SiO₂) with iron-oxide inclusions) — mineral

Tumbled brown jasper

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

Agate (Silicon Dioxide (Chalcedony), SiO2) — sedimentary

Agate

Silicon Dioxide (Chalcedony), SiO2

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

Red Jasper

Jasper (Silicon Dioxide, SiO2)

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

Yellow Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

Bloodstone (Chalcedony (Variety: Bloodstone / Heliotrope), SiO2) — mineral

Bloodstone

Chalcedony (Variety: Bloodstone / Heliotrope), SiO2

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

Red Jasper

Silicon Dioxide (SiO2) with Hematite inclusions

Tumbled chalcedony (likely milky quartz) (Chalcedony, cryptocrystalline SiO₂; possibly quartz-rich chert) — mineral

Tumbled chalcedony (likely milky quartz)

Chalcedony, cryptocrystalline SiO₂; possibly quartz-rich chert

Red Jasper (Silicon Dioxide (Quartz variety), SiO2) — mineral

Red Jasper

Silicon Dioxide (Quartz variety), SiO2