Asphalt (Bituminous Concrete)
Bituminous Concrete / Pavement
man-made (synthetic rock)
Category
Sedimentary (Man Made Conglomerate)
Browse sedimentary (man made conglomerate) specimens identified by the Rock Identifier community.
Learn about Sedimentary (Man Made Conglomerate) in the encyclopedia
View all →
Blue Sea Glass
Amorphous Silica (Anthropogenic glass)
not a rock (man-made origin)
Goldstone (Synthetic Aventurescence Glass)
Cuprous Aventurescent Glass (Silicon Dioxide with Copper inclusions)
mineraloid / man-made material
Faceted Glass (Costume Jewelry)
Amorphous Silicon Dioxide with colorants (Glass)
Synthetic/Man-made Material
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite
Metamorphic Quartzite (primarily SiO2)
metamorphic
Quartzite
Metamorphic Quartzite (primarily SiO2)
metamorphic
Quartz Pebble (Beach Chalcedony)
Silicon Dioxide (SiO2)
mineral
Diabase (Greenstone)
Diabase (also known as Dolerite)
igneous
Granodiorite
Intrusive Igneous Rock
igneous
Diamond
Carbon (C)
mineral
Granite / Diorite (Granodiorite)
Granodiorite / Quartz Diorite
igneous
Rutilated Quartz
Silicon Dioxide (SiO2) with Titanium Dioxide (TiO2) inclusions
mineral
Diamond
Diamond (pure carbon C)
mineral
Diamond
Carbon (C)
mineral
Pearl
Calcium Carbonate (CaCO3) - Aragonite/Calcite
mineral
Granodiorite / Granite (Weathered)
Granodiorite
Igneous
Marble
Marble (metamorphosed limestone/dolostone). Predominantly composed of Calcite (CaCO3) for marble derived from limestone, or Dolomite (CaMg(CO3)2) for marble derived from dolostone.
Metamorphic Rock
Chert (Jasper/Flint variety)
Microcrystalline quartz (SiO2)
sedimentary
Sea Glass
Amorphous silicon dioxide (glass)
mineral
Quartzite (or Quartz Rich Conglomerate)
Quartzite (SiO2 silicon dioxide)
metamorphic
Basalt
Basalt
igneous
Quartzite pebble
Quartzite (SiO2)
metamorphic
Quartzite
Metamorphic Quartz Sandstone
metamorphic
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Chert (or Flint)
Chert (a cryptocrystalline variety of quartz, SiO2)
sedimentary
Chert
Chert (microcrystalline quartz)
sedimentary
Sea Glass
Amorphous Silica (Glass) SiO2
Mineraloid (Man-made origin)
Clay Brick
Ceramic structural unit (Al2O3·2SiO2·2H2O as precursor)
metamorphic (man-made/anthropogenic)
Synthetic Costume Accessory (Non-Geological)
Polyester and Acrylic Fiber (Anthropogenic polymer)
Synthetic / Man-made textile
Artificial Rock Face (Faux Rock)
Glass Fiber Reinforced Concrete (GFRC)
man-made/construction material
Sea Glass (Cobalt Blue)
Amorphous Silica (Glass with Cobalt additives)
Anthropogenic specimen (man-made)
Blue Goldstone
Aventurine Glass (Silicon Dioxide infused with Cobalt/Copper)
Synthetic (Man-made Glass)
Synthetic Marbled Aggregate (Footwear Component)
Ethylene-vinyl acetate (Croslite™)
not a rock (man-made polymer)
Porcelain (Kaolin-based)
Alumina silicate ceramic (composed primarily of Kaolinite: Al2Si2O5(OH)4)
metamorphic (man-made/engineered)
Blue Slag Glass
Ferro-silicate glass (Slag)
igneous (man-made/industrial)
Cullet Glass (Strawberry Glass)
Amorphous Silicon Dioxide (SiO2) with metallic dopants
Mineraloid (Synthetic/Man-made)