Water and Silt (Sedimentary Environment)
Suspended Sediment / H2O (dihydrogen monoxide)
Category
Browse mineral like industrial smelting waste specimens identified by the Rock Identifier community.
Water and Silt (Sedimentary Environment)
Suspended Sediment / H2O (dihydrogen monoxide)
Sandstone (Ferruginous)
Arenite (SiO2 with Fe2O3 inclusions)
Peridot
Olivine (Magnesium Iron Silicate - (Mg, Fe)2SiO4)
Anthracite Coal
Anthracite (Carbon-rich Sedimentary Rock)
Basalt
Basalt (Mafic Extrusive Igneous Rock)
Scoria
Scoriaceous Basalt
Diamond
Diamond (C)
Asphalt (Bituminous Pavement Bit)
Bitumen-bound aggregate (Petrochemical-bound composite)
Honey Calcite
Calcium Carbonate (CaCO3)
Quartzite
Quartzite (primarily SiO2)
Basalt
Basalt (Mafic volcanic rock)
Chert (Iron-stained)
Microcrystalline Quartz (SiO2)
Quartzite
Quartzite (primarily SiO2)
Bauxite
Bauxite (Al2O3·2H2O mixed with iron oxides)
Honey Calcite
Calcium Carbonate (CaCO3)
Marble
Metamorphosed Limestone (calcite formulation CaCO3)
Banded Calcite (often sold as 'Green Onyx')
Calcite (Calcium Carbonate, CaCO3)
Jasper, Agate, Quartz Mix (Polished Beads)
SiO₂ (Silicon Dioxide) for Quartz. Jasper and Agate are cryptocrystalline varieties of Quartz.
Quartz with Mica (Micaceous Quartz)
Silicon Dioxide (SiO2) with Phyllosilicates
Quartz Pebble
Silicon Dioxide (SiO2)
Quartz (milky quartz variety)
Quartz (SiO₂)
Quartzite
Metamorphic rock primarily composed of Quartz (SiO2)
Anthracite Coal
Anthracite (high-rank coal / Carbon)
Aventurine (likely Green Aventurine)
Aventurine (a variety of quartz, SiO₂, with common inclusions of fuchsite)
Epidote with Unakite characteristics
{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Basalt
Mafic Igneous Rock (primarily Plagioclase Feldspar and Pyroxene)
Dumortierite Quartz
Dumortierite (Al7BO3(SiO4)3O3 / inclusion in SiO2)
Diamond (Uncut/Rough)
Carbon (C)
Diamond
Diamond (C)
Diamond
Carbon (C)
Diamond
Native Carbon (C)
Diamond (Faceted)
Carbon (C)
Quartz (specifically a water-worn river pebble)
Silicon Dioxide (SiO2)
Olivine (Peridot)
Magnesium Iron Silicate ((Mg, Fe)2SiO4)
Citrine (Iron-stained Quartz)
Silicon Dioxide (SiO2)
Aragonite Star Cluster
Aragonite (Sputnik habit) - CaesarCO3
Aquamarine (Pale variety)
Beryl (Be3Al2Si6O18)
Rough Diamond
Pure Carbon (C)
Quartz Pebble
Silicon Dioxide (SiO2)
Chalcedony (Agate/Chert variety)
Silicon Dioxide (SiO₂)
Chalcedony (Botryoidal/Drusy Quartz)
Silicon Dioxide (SiO₂)
Blue Sapphire (in a faceted jewelry setting)
Corundum (Al2O3) with trace Iron and Titanium