Rock Identifier

Category

Sedimentary (Jasper), Mineral (Aquamarine)

Browse sedimentary (jasper), mineral (aquamarine) specimens identified by the Rock Identifier community.

Quartz (Silicon Dioxide (SiO2)) — Mineral

Quartz

Silicon Dioxide (SiO2)

Mineral
Sandstone (with differential weathering) (Arenite / Quartz Sandstone (SiO2)) — sedimentary

Sandstone (with differential weathering)

Arenite / Quartz Sandstone (SiO2)

sedimentary
Opal (Hydrated Amorphous Silica (SiO2·nH2O)) — Mineral

Opal

Hydrated Amorphous Silica (SiO2·nH2O)

Mineral
Lava Stone and Chakra Beads (Basalt (with various mineral/synthetic beads)) — igneous

Lava Stone and Chakra Beads

Basalt (with various mineral/synthetic beads)

igneous
Iron-stained Quartzite / Chert (Silicon Dioxide (SiO2) with Hematite/Limonite impurities) — metamorphic

Iron-stained Quartzite / Chert

Silicon Dioxide (SiO2) with Hematite/Limonite impurities

metamorphic
Sandstone (Sandstone (Clastic Sedimentary Rock)) — Sedimentary Rock

Sandstone

Sandstone (Clastic Sedimentary Rock)

Sedimentary Rock
Orange Calcite (Calcium Carbonate (CaCO3)) — mineral

Orange Calcite

Calcium Carbonate (CaCO3)

mineral
Chert Nodule (Fossiliferous Chert) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert Nodule (Fossiliferous Chert)

Microcrystalline Quartz (SiO2)

sedimentary
Conglomerate (Clastic sedimentary rock (Conglomerate)) — sedimentary

Conglomerate

Clastic sedimentary rock (Conglomerate)

sedimentary
Fossilized Shark Tooth (Fossil Chondrichthyes (various genera such as Carcharias or Odontaspis)) — sedimentary

Fossilized Shark Tooth

Fossil Chondrichthyes (various genera such as Carcharias or Odontaspis)

sedimentary
Quartz (Druzy) (Silicon Dioxide (SiO2)) — mineral

Quartz (Druzy)

Silicon Dioxide (SiO2)

mineral
Quartz Druze on Matrix (Silicon Dioxide (SiO2)) — mineral

Quartz Druze on Matrix

Silicon Dioxide (SiO2)

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

Petrified Wood

Silicified Wood (SiO2)

mineral
Asphalt (Bituminous pavement fragment) (Artificial conglomerate / Bitumen-Aggregate mixture) — sedimentary

Asphalt (Bituminous pavement fragment)

Artificial conglomerate / Bitumen-Aggregate mixture

sedimentary
Petrified Wood (Silicified wood (primarily Silicon Dioxide, SiO2)) — sedimentary

Petrified Wood

Silicified wood (primarily Silicon Dioxide, SiO2)

sedimentary
Gneiss (Pebble) (Gneiss) — metamorphic

Gneiss (Pebble)

Gneiss

metamorphic
Ferruginous Sandstone (Sandstone (rich in iron oxides/hydroxides)) — sedimentary

Ferruginous Sandstone

Sandstone (rich in iron oxides/hydroxides)

sedimentary
Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss

metamorphic
Sandstone (Quartzose Sandstone) (Clastic Sedimentary Rock (primarily SiO2 with Fe2O3 staining)) — sedimentary

Sandstone (Quartzose Sandstone)

Clastic Sedimentary Rock (primarily SiO2 with Fe2O3 staining)

sedimentary
Quartz Druze on Matrix (Silicon Dioxide (SiO2)) — mineral

Quartz Druze on Matrix

Silicon Dioxide (SiO2)

mineral
Sandstone (Cross-bedded Drill Core) (Clastic Sedimentary Rock (primarily SiO2)) — sedimentary

Sandstone (Cross-bedded Drill Core)

Clastic Sedimentary Rock (primarily SiO2)

sedimentary
Sandstone (Weathered Cobble) (Clastic Sedimentary Rock (primarily SiO2)) — sedimentary

Sandstone (Weathered Cobble)

Clastic Sedimentary Rock (primarily SiO2)

sedimentary
Fossiliferous Sandstone (with Brachiopod or Bivalve mold) (Clastic Sedimentary Rock with Macrofossil Mold) — sedimentary

Fossiliferous Sandstone (with Brachiopod or Bivalve mold)

Clastic Sedimentary Rock with Macrofossil Mold

sedimentary
Fluorite (translucent octahedral crystal) (Calcium fluoride (CaF2)) — mineral

Fluorite (translucent octahedral crystal)

Calcium fluoride (CaF2)

mineral
Quartz Pebble (Silicon Dioxide (SiO2)) — sedimentary

Quartz Pebble

Silicon Dioxide (SiO2)

sedimentary
Chert (Arrowhead Preform or Flake) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Arrowhead Preform or Flake)

Microcrystalline Quartz (SiO2)

sedimentary
Septarian Nodule (Septarian Stone) (Septarian Concretion (CaCO3 with Siderite/Calcite/Aragonite)) — sedimentary

Septarian Nodule (Septarian Stone)

Septarian Concretion (CaCO3 with Siderite/Calcite/Aragonite)

sedimentary
Sandstone Concretion (Moqui Marble (Iron-oxide concretion)) — sedimentary

Sandstone Concretion

Moqui Marble (Iron-oxide concretion)

sedimentary
Ironstone Concretion (Siderite or Hematite-bonded Concretion) — sedimentary

Ironstone Concretion

Siderite or Hematite-bonded Concretion

sedimentary
Geode (Quartz chalcedony variety) (SiO2 (Silicon Dioxide)) — sedimentary

Geode (Quartz chalcedony variety)

SiO2 (Silicon Dioxide)

sedimentary
Travertine (Travertine (CaCO3 - Calcium Carbonate)) — sedimentary

Travertine

Travertine (CaCO3 - Calcium Carbonate)

sedimentary
Agate (Silicon dioxide (SiO2) - variety of chalcedony) — sedimentary

Agate

Silicon dioxide (SiO2) - variety of chalcedony

sedimentary
Conglomerate (or Breccia) (Clastic Sedimentary Rock (Conglomeratic)) — sedimentary

Conglomerate (or Breccia)

Clastic Sedimentary Rock (Conglomeratic)

sedimentary
Quartz-Veined Mudstone (Argillaceous Mudstone with Quartz Veining) — sedimentary

Quartz-Veined Mudstone

Argillaceous Mudstone with Quartz Veining

sedimentary
Shale or Argillite (Shale (sedimentary) / Argillite (metamorphic)) — Sedimentary or Metamorphic (low-grade)

Shale or Argillite

Shale (sedimentary) / Argillite (metamorphic)

Sedimentary or Metamorphic (low-grade)
Sandstone (likely Arkose or Quartz Sandstone) (Arenite (SiO2 principal component)) — sedimentary

Sandstone (likely Arkose or Quartz Sandstone)

Arenite (SiO2 principal component)

sedimentary
Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

sedimentary
Sandstone (lithic/greywacke variety) (Arenite (composed primarily of SiO2 with various lithic fragments)) — sedimentary

Sandstone (lithic/greywacke variety)

Arenite (composed primarily of SiO2 with various lithic fragments)

sedimentary
Sandstone (specifically Flagstone) (Arenite (primarily composed of SiO2)) — sedimentary

Sandstone (specifically Flagstone)

Arenite (primarily composed of SiO2)

sedimentary
Blue Celestite (Celestine (Strontium Sulfate, SrSO4)) — mineral

Blue Celestite

Celestine (Strontium Sulfate, SrSO4)

mineral
Tumbled Carnelian and Quartz Mix (Silicon Dioxide (SiO2) with iron oxide impurities) — mineral

Tumbled Carnelian and Quartz Mix

Silicon Dioxide (SiO2) with iron oxide impurities

mineral
Chalcedony (specifically Common Opal or Agate variant) (Silicon Dioxide (SiO2)) — mineral

Chalcedony (specifically Common Opal or Agate variant)

Silicon Dioxide (SiO2)

mineral