Rock Identifier

Category

Sedimentary (Silica Rich Mineral Variety)

Browse sedimentary (silica rich mineral variety) specimens identified by the Rock Identifier community.

Red Jasper (River Polished) (Silicon Dioxide (SiO2) with Hematite impurities) — sedimentary/mineral

Red Jasper (River Polished)

Silicon Dioxide (SiO2) with Hematite impurities

sedimentary/mineral
Milky Quartz Pebble (Quartz (Silicon Dioxide - SiO2)) — mineral

Milky Quartz Pebble

Quartz (Silicon Dioxide - SiO2)

mineral
Yellow Jasper (Chalcedony (SiO2)) — sedimentary

Yellow Jasper

Chalcedony (SiO2)

sedimentary
Fancy Jasper (Chalcedony (cryptocrystalline quartz) with inclusions) — Mineral

Fancy Jasper

Chalcedony (cryptocrystalline quartz) with inclusions

Mineral
Dyed Agate Geode (Pink/Magenta) (Silicon Dioxide (SiO2) - variety of Chalcedony/Quartz) — mineral

Dyed Agate Geode (Pink/Magenta)

Silicon Dioxide (SiO2) - variety of Chalcedony/Quartz

mineral
Chert (Pink variety/Jasper) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Pink variety/Jasper)

Silicon Dioxide (SiO2)

sedimentary
Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

mineral
Pyrite (Fool's Gold) (Iron Sulfide (FeS2)) — mineral

Pyrite (Fool's Gold)

Iron Sulfide (FeS2)

mineral
Pyrite (Iron Disulfide (FeS2)) — mineral

Pyrite

Iron Disulfide (FeS2)

mineral
Pyrite (Fool's Gold) (Iron Sulfide (FeS2)) — mineral

Pyrite (Fool's Gold)

Iron Sulfide (FeS2)

mineral
Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

mineral
Quartz (Raw Chunk) (Silicon Dioxide (SiO2)) — mineral

Quartz (Raw Chunk)

Silicon Dioxide (SiO2)

mineral
Red Sandstone (Arenite (with Iron Oxide / Hematite cementation)) — sedimentary

Red Sandstone

Arenite (with Iron Oxide / Hematite cementation)

sedimentary
Crazy Lace Agate (Agate (Cryptocrystalline Quartz), Silicon Dioxide (SiO2)) — mineral

Crazy Lace Agate

Agate (Cryptocrystalline Quartz), Silicon Dioxide (SiO2)

mineral
Green Calcite (Calcium Carbonate (CaCO3)) — mineral

Green Calcite

Calcium Carbonate (CaCO3)

mineral
Green Chert (Jasper) (Silicon Dioxide (SiO2)) — sedimentary

Green Chert (Jasper)

Silicon Dioxide (SiO2)

sedimentary
Jasper with Hematite inclusions (Silicon Dioxide (SiO2) with Fe2O3) — sedimentary

Jasper with Hematite inclusions

Silicon Dioxide (SiO2) with Fe2O3

sedimentary
Banded Agate (Yellow Agate) (Silicon Dioxide (SiO2)) — mineral

Banded Agate (Yellow Agate)

Silicon Dioxide (SiO2)

mineral
Milky Quartz (polished heart) (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz (polished heart)

Quartz (Silicon Dioxide, SiO2)

mineral
Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

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

Red Jasper

Silicon Dioxide (SiO2) with Iron Oxide inclusions

mineral
Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

mineral
Green Agate (Silicon dioxide (SiO₂)) — mineral

Green Agate

Silicon dioxide (SiO₂)

mineral
Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

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

Yellow Jasper

Jasper (Silicon Dioxide, SiO2)

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

Red Jasper (Poppy Jasper variety)

Silicon Dioxide (SiO2) with iron oxide inclusions

sedimentary
Petrified Wood (Silicified Wood (SiO2)) — sedimentary

Petrified Wood

Silicified Wood (SiO2)

sedimentary
White Quartz (Milky Quartz) (Silicon Dioxide (SiO2)) — mineral

White Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

mineral
Milky Quartz (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

mineral
Quartz Geode Fragment (Silicon Dioxide (SiO2)) — sedimentary

Quartz Geode Fragment

Silicon Dioxide (SiO2)

sedimentary
Jasper (Iron-stained Chert) (Silicon Dioxide (SiO2)) — sedimentary

Jasper (Iron-stained Chert)

Silicon Dioxide (SiO2)

sedimentary
Blue Calcite (Calcium Carbonate (CaCO3)) — mineral

Blue Calcite

Calcium Carbonate (CaCO3)

mineral
Milky Quartz (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

mineral
Amethyst (Amethyst (variety of Quartz, SiO2)) — mineral

Amethyst

Amethyst (variety of Quartz, SiO2)

mineral
Green Aventurine (Quartz variety (SiO2 with inclusions)) — mineral

Green Aventurine

Quartz variety (SiO2 with inclusions)

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

Carnelian Agate

Chalcedony (Silicon Dioxide, SiO2)

mineral
Jasper (Green Jasper/Chert) (Silicon Dioxide (SiO2)) — sedimentary

Jasper (Green Jasper/Chert)

Silicon Dioxide (SiO2)

sedimentary
Chert (Jasper/Agate variety) (Microcrystalline quartz (SiO2)) — sedimentary

Chert (Jasper/Agate variety)

Microcrystalline quartz (SiO2)

sedimentary
Sodalite Syenite (Sodalite-bearing Syenite (Na8(Al6Si6O24)Cl2)) — igneous

Sodalite Syenite

Sodalite-bearing Syenite (Na8(Al6Si6O24)Cl2)

igneous
Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

mineral
Chert (Yellow Chert/Flint) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Yellow Chert/Flint)

Silicon Dioxide (SiO2)

sedimentary
Yellow Calcite (Calcium Carbonate (CaCO3)) — Mineral

Yellow Calcite

Calcium Carbonate (CaCO3)

Mineral