Rock Identifier

Category

Mineral (Variety Of Chalcedony)

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

Learn about Mineral (Variety Of Chalcedony) in the encyclopedia

Blue Chalcedony

Blue Chalcedony

Brookite

Agate

Prase

Chrysoprase

Sard

Blue Lace Agate

Blue Lace Agate

Carnelian

Blue Jasper

Jasper

Plume Agate

Sagenite Agate

Carnelian (SiO2 (Microcrystalline Quartz / Chalcedony)) — mineral

Carnelian

SiO2 (Microcrystalline Quartz / Chalcedony)

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

Agate

Silicon Dioxide (SiO2) - Chalcedony

Lake Superior Agate (Chalcedony (SiO2 with iron impurities)) — mineral

Lake Superior Agate

Chalcedony (SiO2 with iron impurities)

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

Dyed Blue Agate

Chalcedony (Silicon Dioxide / SiO2)

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

Blue Dyed Agate

Chalcedony (Silicon Dioxide, SiO2)

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

Banded Agate

Chalcedony (Cryptocrystalline Silica) SiO2

Tumbled Carnelian (Carnelian (Var. of Chalcedony, SiO2)) — mineral

Tumbled Carnelian

Carnelian (Var. of Chalcedony, SiO2)

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

Banded Agate

Chalcedony (Silicon Dioxide, SiO2)

Lake Superior Agate (Chalcedony (SiO2) with iron inclusions) — mineral

Lake Superior Agate

Chalcedony (SiO2) with iron inclusions

Lake Superior Agate (Chalcedony (SiO2 with iron impurities)) — mineral

Lake Superior Agate

Chalcedony (SiO2 with iron impurities)

Carnelian (Carnelian (Chalcedony/Quartz, SiO2)) — mineral

Carnelian

Carnelian (Chalcedony/Quartz, SiO2)

Pink Dyed Agate (Chalcedony (SiO2) with artificial dyes) — mineral

Pink Dyed Agate

Chalcedony (SiO2) with artificial dyes

Yellow Agate (Chalcedony (cryptocrystalline silica), SiO2) — mineral

Yellow Agate

Chalcedony (cryptocrystalline silica), SiO2

Carnelian (SiO2 (Microcrystalline Quartz / Chalcedony)) — mineral

Carnelian

SiO2 (Microcrystalline Quartz / Chalcedony)

Petrified Wood (Silicified Wood / Chalcedony (SiO2)) — mineral

Petrified Wood

Silicified Wood / Chalcedony (SiO2)

Agate (Chalcedony (Microcrystalline Quartz) - SiO2) — Mineral

Agate

Chalcedony (Microcrystalline Quartz) - SiO2

Crazy Lace Agate (Agate (Banded Chalcedony) - SiO2) — Mineral

Crazy Lace Agate

Agate (Banded Chalcedony) - SiO2

Ocean Jasper (Orbicular Jasper) (Spherulitic Chalcedony/Rhyolite (SiO2)) — mineral

Ocean Jasper (Orbicular Jasper)

Spherulitic Chalcedony/Rhyolite (SiO2)

Carnelian (Silicon dioxide / Chalcedony (SiO2)) — mineral

Carnelian

Silicon dioxide / Chalcedony (SiO2)

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

Carnelian Agate

Chalcedony (Silicon Dioxide, SiO2)

Blue Banded Agate (Chalcedony (Silicon Dioxide, SiO2)) — mineral

Blue Banded Agate

Chalcedony (Silicon Dioxide, SiO2)

Banded Agate (Brazilian Agate Slice) (Chalcedony (Silicon Dioxide / SiO2)) — Mineral

Banded Agate (Brazilian Agate Slice)

Chalcedony (Silicon Dioxide / SiO2)

Banded Agate (Chalcedony (SiO2) with microcrystalline quartz) — mineral

Banded Agate

Chalcedony (SiO2) with microcrystalline quartz

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

Carnelian Agate

Chalcedony (Silicon Dioxide, SiO2)

Banded Agate (Chalcedony / Silicon Dioxide (SiO2)) — mineral

Banded Agate

Chalcedony / Silicon Dioxide (SiO2)

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

Carnelian

Chalcedony (Silicon Dioxide, SiO2)

Banded Agate (Gray Agate) (Silicon Dioxide (SiO2) - Chalcedony) — mineral

Banded Agate (Gray Agate)

Silicon Dioxide (SiO2) - Chalcedony

Black Onyx (Chalcedony (Silicon Dioxide, SiO2)) — mineral

Black Onyx

Chalcedony (Silicon Dioxide, SiO2)

Banded Chalcedony (Agate) (Chalcedony (SiO2) - Cryptocrystalline Quartz) — mineral

Banded Chalcedony (Agate)

Chalcedony (SiO2) - Cryptocrystalline Quartz

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

Carnelian

Chalcedony (Silicon Dioxide / SiO2)

Blue Dyed Agate (Chalcedony (SiO2) with artificial pigment) — mineral

Blue Dyed Agate

Chalcedony (SiO2) with artificial pigment

Chalcedony Nodule (Carnelian/Agate) (Chalcedony (Silicon Dioxide, SiO2)) — mineral

Chalcedony Nodule (Carnelian/Agate)

Chalcedony (Silicon Dioxide, SiO2)

Orca Agate (Chalcedony (Microcrystalline Quartz, SiO2)) — mineral

Orca Agate

Chalcedony (Microcrystalline Quartz, SiO2)

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

Red Jasper

Silicon Dioxide (SiO2) - Chalcedony

Agate (Moss or Dendritic Agate) (Chalcedony (Silicon Dioxide, SiO2)) — mineral

Agate (Moss or Dendritic Agate)

Chalcedony (Silicon Dioxide, SiO2)

Amber Agate / Carnelian (Chalcedony (Silicon Dioxide, SiO2)) — mineral

Amber Agate / Carnelian

Chalcedony (Silicon Dioxide, SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Quartz (Citrine/Milky variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Citrine/Milky variety)

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Tumbled quartz-rich agate/geode fragment (Microcrystalline quartz (SiO₂), likely chalcedony with crystalline quartz and possible iron-oxide inclusions) — mineral

Tumbled quartz-rich agate/geode fragment

Microcrystalline quartz (SiO₂), likely chalcedony with crystalline quartz and possible iron-oxide inclusions

Bloodstone (Heliotrope) (Cryptocrystalline Quartz (SiO2 with iron oxide inclusions)) — mineral

Bloodstone (Heliotrope)

Cryptocrystalline Quartz (SiO2 with iron oxide inclusions)