Calcite
Calcium Carbonate (CaCO3)
mineral
Category
Mineral On Sedimentary
Browse mineral on sedimentary specimens identified by the Rock Identifier community.
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Petrified Wood / Fossilized Wood
Silicified Wood (Silicon Dioxide - SiO2)
fossil
Blue Apatite
Fluorapatite (Ca5(PO4)3(F,Cl,OH))
mineral
Blue Calcite
Calcium Carbonate (CaCO3)
mineral
Geode half
Geode (often quartz/chalcedony based)
sedimentary or igneous
Polished Hematite Tower
Hematite (Fe2O3)
mineral
Quartz Geode Fragment
Silicon Dioxide (SiO2)
mineral
Limonite
FeO(OH)·nH2O
mineral
Jasper
Silicon dioxide (SiO2)
sedimentary
Bivalve Seashell Fossil
Class Bivalvia
fossil
Shale
Sedimentary pelitic rock
sedimentary
Shale (with Iron Staining)
Argillaceous mudstone / Shale
sedimentary
Sandstone (Ferruginous)
Arenite (Fe-oxide cemented)
sedimentary
Rounded river pebble
Indeterminate lithic clast; likely weathered sandstone or quartz-rich sedimentary rock
sedimentary
Hematite
Hematite (Fe2O3)
mineral
Quartz pebble
Silicon dioxide (SiO2)
mineral
Blue Calcite
Calcium Carbonate (CaCO3)
mineral
Shale
Mudrock / Fissile Shale
sedimentary
Chalcopyrite
Copper iron sulfide (CuFeS2)
mineral
Sandstone and River Pebbles
Sedimentary Rock (Sandstone / Quartzite / Chert)
sedimentary
Sandstone
Arenite (primarily composed of SiO2)
sedimentary
Sandstone (Banded)
Clastic Sedimentary Rock: Arenite
sedimentary
Sandstone (Pebble)
Sandstone (principally SiO2 with iron oxide impurities)
sedimentary
Rhodochrosite
Manganese carbonate (MnCO3)
mineral
Blue Howlite (Dyed)
Dyed Howlite (Calcium Borosilicate Hydroxide, Ca2B5SiO9(OH)5)
mineral
Blue Howlite (Dyed)
Calcium Borosilicate Hydroxide (Ca2B5SiO9(OH)5)
mineral
Limonite (Iron Ore)
FeO(OH)·nH2O
mineral
Gneiss with Quartz Veining
Gneiss (High-grade Metamorphic Rock)
metamorphic
Limonite/Ironstone
Limonite (FeO(OH)·nH2O)
mineral
Agate
SiO2
mineral
Banded gneiss (likely amphibolite-bearing gneiss)
Gneiss; quartz–feldspar–mica/amphibole aggregate
metamorphic
Limonite (Ironstone)
FeO(OH)·nH2O
sedimentary
Limonite / Ironstone
Hydrated Iron Oxide (FeO(OH)·nH2O)
sedimentary
Pyrite with Quartz
Iron Sulfide (FeS2) with Silicon Dioxide (SiO2)
mineral
Quartz-veined Sandstone
Sedimentary rock with quartz vein (SiO2)
sedimentary
Gneiss
Gneiss
metamorphic
Shale (with Iron Oxide staining)
Fissile Mudstone (primarily Quartz and Clay minerals)
sedimentary
Quartz (Druzy)
Silicon Dioxide (SiO2)
mineral
Geode (Unopened)
Quartz/Chalcedony concretion
sedimentary
Quartz (Iron-stained Quartz)
Silicon Dioxide (SiO2)
mineral
Pyrite (Fools Gold)
Iron Disulfide (FeS2)
mineral
Calcite
Calcium Carbonate (CaCO3)
mineral