Rock Identifier

Category

Sedimentary (Chemically Precipitated) Or Metamorphic

Browse sedimentary (chemically precipitated) or metamorphic specimens identified by the Rock Identifier community.

Learn about Sedimentary (Chemically Precipitated) Or Metamorphic in the encyclopedia

Conglomerate

Quartzite Sandstone

Quartzite Sandstone

Metabasalt

Eulysite

Breccia

Ironstone

Anthracite

Metaquartzite

Slate

Marble

Hornfels

Metarhyolite

Banded Chert (Jasper) River Pebble (Microcrystalline Quartz (SiO2)) — sedimentary

Banded Chert (Jasper) River Pebble

Microcrystalline Quartz (SiO2)

Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)

Quartz Geode (Cracked Open Fragment) (Silicon Dioxide (SiO2)) — mineral

Quartz Geode (Cracked Open Fragment)

Silicon Dioxide (SiO2)

Aragonite Star Cluster (Aragonite (Calcium Carbonate, CaCO3)) — mineral

Aragonite Star Cluster

Aragonite (Calcium Carbonate, CaCO3)

Red Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Red Jasper

Microcrystalline Quartz (SiO2)

Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)

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

Quartz (Milky or Cloudy Quartz)

Silicon Dioxide (SiO2)

Banded iron formation fragment (BIF: microcrystalline quartz (chert/jasper) with iron oxides and/or magnetite) — sedimentary

Banded iron formation fragment

BIF: microcrystalline quartz (chert/jasper) with iron oxides and/or magnetite

Banded chert (jasper-like chert) (Microcrystalline quartz (SiO₂), likely iron-oxide-stained chert) — sedimentary

Banded chert (jasper-like chert)

Microcrystalline quartz (SiO₂), likely iron-oxide-stained chert

Chert Nodule (Microcrystalline Quartz (SiO2)) — sedimentary

Chert Nodule

Microcrystalline Quartz (SiO2)

Chert (Jasper/Flint variety) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Jasper/Flint variety)

Microcrystalline Quartz (SiO2)

Tufa (Calcium carbonate (CaCO3) - Porous Limestone) — sedimentary

Tufa

Calcium carbonate (CaCO3) - Porous Limestone

Banded Iron Formation (BIF) (Magnetite-hematite-chert formation) — sedimentary

Banded Iron Formation (BIF)

Magnetite-hematite-chert formation

Apatite (Calcium phosphate fluorapatite, Ca5(PO4)3(F,Cl,OH)) — mineral

Apatite

Calcium phosphate fluorapatite, Ca5(PO4)3(F,Cl,OH)

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

Jasper with Quartz Vein

Microcrystalline Quartz (SiO2)

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

Chert (Flint)

SiO2 (Microcrystalline Quartz)

Red Jasper (SiO2 (Microcrystalline Quartz)) — sedimentary

Red Jasper

SiO2 (Microcrystalline Quartz)

Orange Calcite (Calcium Carbonate (CaCO3)) — mineral

Orange Calcite

Calcium Carbonate (CaCO3)

Quartz-encrusted Matrix (Silicon Dioxide (SiO2) with Ferruginous Sandstone) — sedimentary

Quartz-encrusted Matrix

Silicon Dioxide (SiO2) with Ferruginous Sandstone

Quartz Crystal Cluster (Silicon Dioxide (SiO2)) — mineral

Quartz Crystal Cluster

Silicon Dioxide (SiO2)

Banded Iron Formation (BIF) / Chert (Banded Iron Formation (SiO2 with Fe2O3 / Fe3O4)) — sedimentary

Banded Iron Formation (BIF) / Chert

Banded Iron Formation (SiO2 with Fe2O3 / Fe3O4)

Quartz Vein Pebble (Silicon dioxide (SiO2)) — metamorphic

Quartz Vein Pebble

Silicon dioxide (SiO2)

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

Blue Calcite Sphere

Calcium Carbonate (CaCO3)

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

Quartz (Milky/Clear Quartz)

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Banded iron formation (BIF) (Banded iron formation; chiefly hematite/magnetite and microcrystalline quartz (chert)) — sedimentary

Banded iron formation (BIF)

Banded iron formation; chiefly hematite/magnetite and microcrystalline quartz (chert)

Chert (with Quartz vein/coating) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (with Quartz vein/coating)

Microcrystalline Quartz (SiO2)

Chert with Jasper/Quartz Inclusions (Silicon Dioxide (SiO2)) — sedimentary

Chert with Jasper/Quartz Inclusions

Silicon Dioxide (SiO2)

Chert (Jasper/Quartzite river pebble) (Microcrystalline Silica (SiO2)) — sedimentary

Chert (Jasper/Quartzite river pebble)

Microcrystalline Silica (SiO2)

Chert (White Variety) (Silicon Dioxide (SiO2)) — sedimentary

Chert (White Variety)

Silicon Dioxide (SiO2)

Chert (Red Jasper) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Red Jasper)

Microcrystalline Quartz (SiO2)

Honey Calcite (Calcite (Calcium Carbonate, CaCO3)) — mineral

Honey Calcite

Calcite (Calcium Carbonate, CaCO3)

Yellow Jasper (Silicon Dioxide with iron inclusions (Quartz variety)) — sedimentary

Yellow Jasper

Silicon Dioxide with iron inclusions (Quartz variety)

White quartz pebble (Quartz (silicon dioxide, SiO₂)) — mineral

White quartz pebble

Quartz (silicon dioxide, SiO₂)

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

Quartz (Milky/Crystal variety)

Silicon Dioxide (SiO2)

Pyrite-bearing sulfide specimen (Pyrite (FeS₂), possibly with chalcopyrite and quartz or carbonate gangue) — mineral

Pyrite-bearing sulfide specimen

Pyrite (FeS₂), possibly with chalcopyrite and quartz or carbonate gangue

White Quartz Beads (Silicon Dioxide (SiO2)) — mineral

White Quartz Beads

Silicon Dioxide (SiO2)

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

Quartz (Grain)

Silicon Dioxide (SiO2)

Limestone with Calcite Veining (Calcium Carbonate (CaCO3)) — sedimentary

Limestone with Calcite Veining

Calcium Carbonate (CaCO3)

Ferruginous Quartz (Silicon Dioxide (SiO2) with Iron Oxide (Fe2O3) inclusions) — mineral

Ferruginous Quartz

Silicon Dioxide (SiO2) with Iron Oxide (Fe2O3) inclusions

Hematite (Iron(III) oxide (Fe2O3)) — mineral

Hematite

Iron(III) oxide (Fe2O3)

Quartz (SiO2 (Silicon Dioxide)) — mineral

Quartz

SiO2 (Silicon Dioxide)