Red Jasper
Jasper (Silicon Dioxide, SiO2)
sedimentary
Category
Not A Rock (Man Made Industrial Metal)
Browse not a rock (man made industrial metal) specimens identified by the Rock Identifier community.
Basalt
Basalt (Aphanitic Mafic Igneous Rock)
igneous
Amethyst
Amethyst (Silicon Dioxide, SiO2)
mineral
Pink Stained Rock (Likely Quartzite or Sandstone with Iron Oxide Staining)
Quartzite (metamorphic) or Sandstone (sedimentary); coloration likely due to hematite or other iron oxides.
Metamorphic or Sedimentary (with staining)
Sandstone (Ferruginous)
Arenite (Fe2O3 stained)
sedimentary
Sandstone (with potential mineral inclusions)
Clastic sedimentary rock (primarily Quartz, SiO2)
sedimentary
Granite
Granite (Mainly Quartz SiO2, K-Feldspar KAlSi3O8, and Plagioclase)
igneous
Unakite
Unakite (Metasomatized Granite)
metamorphic
Citrine
Silicon Dioxide (SiO2)
mineral
Fossil Coral
Coral Limestone (a type of biogenic sedimentary rock)
Sedimentary
Banded Jasper (possibly "Picture Jasper")
Jasper (a microcrystalline variety of Quartz / Silicon Dioxide - SiO2)
Sedimentary rock (specifically a chemical sedimentary rock, or a chert if considered purely mineral aggregate)
Limestone (River Pebble)
Sedimentary Calcium Carbonate (CaCO3)
sedimentary
Amphibolite with Hornblende
Amphibole-rich Metamorphic Rock (Ca2(Mg,Fe)5Si8O22(OH)2)
metamorphic
Sandstone
Arenite (composed primarily of SiO2)
sedimentary
Pyrite
Iron Sulfide (FeS2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Specular Hematite with Quartz
Ferric oxide (Fe2O3) and Silicon dioxide (SiO2)
Mineral
Granite
Phaneritic Felsic Igneous Rock
igneous
River Cobble (Phyllite or Quartzite)
Metasedimentary Rock (often containing SiO2 or KAl2(AlSi3O10)(OH)2)
metamorphic
Sandstone (Ferruginous)
Arenite (with Iron Oxide)
sedimentary
Basalt (Vesicular)
Extrusive mafic igneous rock; primarily (Ca, Na)(Mg, Fe, Al)(Si, Al)2O6 with (Ca, Na)(Al, Si)4O8
igneous
Hematite
Iron(III) oxide (Fe2O3)
mineral
Quartzite
Quartzite (chiefly SiO2)
metamorphic
Geodude
Geodude (Rock Pokémon: No. 74)
igneous
Quartz Geode (partially formed/chalcedony with iron staining)
Quartz (SiO2) with Chalcedony (cryptocrystalline quartz) and likely Iron Oxides/Hydroxides
Mineral/Sedimentary Rock Feature
Bloodstone Jasper (Heliotrope)
SiO2 (Silicon Dioxide) - Cryptocrystalline Quartz
sedimentary
Basaltic Tuff / Volcanic Breccia
Pyroclastic Breccia / Lithic Tuff
igneous
Sandstone Pebble
Arenite (primarily SiO2)
sedimentary
Quartz (Chert/Chalcedony Variety)
Silicon Dioxide (SiO2)
mineral
Hematite
Iron(III) oxide (Fe2O3)
mineral
Sandstone (Ferruginous)
Arenite (variable SiO2 with Fe2O3 staining)
sedimentary
Sandstone (Ferruginous)
Arenite (primarily SiO2 with Iron Oxide staining)
sedimentary
Quartz
Silicon Dioxide (SiO2)
Mineral
Quartzite
Quartzite (SiO2)
metamorphic
Sandstone (Ferruginous)
Arenite with Iron-Oxide Cement
sedimentary
Native Copper
Native Copper (Cu)
mineral
Granite
Felsic Intrusive Igneous Rock
igneous
Limestone (specifically Crushed Limestone/Calcictic)
Calcium Carbonate (CaCO3)
sedimentary
Pearl (with Peridot)
Calcium carbonate (CaCO3) + Conchiolin; Peridot: Magnesium iron silicate (Mg, Fe)2SiO4
mineral
Cockle Shell (Fossil or Recent)
Class Bivalvia, Family Cardiidae (e.g., Cerastoderma edule for common cockle)
Sedimentary (Biogenic, a type of fossil)
Limestone
Calcium Carbonate (CaCO3)
sedimentary
Chert (and Chalcedony/Agate mixture)
Microcrystalline Quartz (SiO2)
sedimentary