Limestone with Calcite Veins
Sedimentary Calcium Carbonate (CaCO3)
Category
Browse sedimentary (man made conglomerate) specimens identified by the Rock Identifier community.
Limestone with Calcite Veins
Sedimentary Calcium Carbonate (CaCO3)
Quartz Vein in Sedimentary Matrix
Silicon Dioxide (SiO2) with host rock
Limonite
Limonite (Hydrous iron oxides, predominantly Goethite FeO(OH)·nH2O)
Quartz
Silicon Dioxide (SiO2)
Feldspar
KAlSi3O8 - NaAlSi3O8 - CaAl2Si2O8
Sandstone
Arenite (primarily SiO2)
Sandstone (with minor quartz and possible clay components)
Clastic Sedimentary Rock (SiO2 dominated)
Halite
Halite (NaCl)
Pyrite
Iron Sulfide (FeS2)
Hematite
Iron(III) oxide (Fe2O3)
Halite
Halite (NaCl)
Grey Chalcedony (Tumbled Moon)
Microcrystalline Quartz (SiO2)
Howlite
Howlite (Ca2B5SiO9(OH)5)
Hematite
Iron(III) oxide (Fe2O3)
Sandstone
Arenite (primarily SiO2)
Sandstone (Ferruginous)
Arenite with Iron Oxide cement (SiO2 + Fe2O3)
Limestone
Calcium Carbonate (CaCO3)
Sandstone (Yellow/Tan)
Clastic sedimentary rock (primarily SiO2 with iron oxide staining)
Limestone
Calcium Carbonate (primarily CaCO3 as Calcite or Aragonite)
Sandstone (specifically Banded Sandstone)
Clastic sedimentary rock (primarily SiO2)
Sandstone
Arenite (primarily SiO2)
Limestone with Calcite Crystals
Calcium Carbonate (CaCO3)
Sandstone (with Iron Staining)
Clastic sedimentary rock (primarily SiO2)
Sandstone
Arenite (composed primarily of SiO2)
Sandstone (Pebble)
Arenite (primarily SiO2)
Chert (Nodule)
Silicon Dioxide (SiO2)
Red Jasper
Jasper (Silicon Dioxide, SiO2)
Sandstone (with potential trace fossils)
Clastic sedimentary rock (primarily SiO2)
Shale
Shale (clastic sedimentary rock)
Sandstone Pebble
Arenite (primarily SiO2)
Sandstone (Ferruginous)
Arenite (SiO2 with Iron Oxide impurities)
Chert (specifically Flint or Dark Chalcedony)
Silicon Dioxide (SiO2)
Ferruginous Sandstone (Ironstone)
Sedimentary rock with Limonite/Goethite cement
Sandstone
Sandstone (clastic sedimentary rock)
Chert Pebble
Microcrystalline Quartz (SiO2)
Sandstone (with manganese staining)
Clastic sedimentary rock (primarily SiO2)
Sandstone
Arenite (primarily SiO2)
Chert (specifically Yellow or River Chert)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Sandstone
Arenite (primarily SiO2)
Quartz (likely a form of massive or vein quartz)
Quartz (SiO₂)
Limonite (Iron Ore)
Hydrated Iron(III) Oxide-Hydroxide (FeO(OH)·nH2O)
Sandstone
Quartz Arenite (a type of sandstone composed of more than 90% quartz)