Sandstone (likely Conglomerate or Gritstone)
Arenite (SiO2 based)
sedimentary
Category
Mineral (Extraterrestrial)
Browse mineral (extraterrestrial) specimens identified by the Rock Identifier community.
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Calcite
Calcium Carbonate (CaCO3)
mineral
Pyrite (Fool's Gold)
Iron Disulfide (FeS2)
mineral
Yellow Calcite
Calcite (Calcium Carbonate, CaCO3)
mineral
Quartz Geode with Calcite
Silicon Dioxide (SiO2) and Calcium Carbonate (CaCO3)
Mineral/Geode
Coarse Sandstone
Arenite (SiO2 based)
sedimentary
Turquoise (Dyed Howlite or Magnesite imitation)
Hydrated phosphate of copper and aluminum / CuAl6(PO4)4(OH)8·4H2O
mineral
Banded Agate
Agate (Silicon Dioxide - SiO2)
mineral
Sandstone
Clastic sedimentary rock (SiO2 primary)
sedimentary
Celestite (Celestine) Geode
Strontium Sulfate (SrSO4)
mineral
Sandstone
Arenite (SiO2 principal)
sedimentary
Sandstone
Arenite (primarily SiO2)
sedimentary
Hematite Ball
Iron(III) oxide (Fe2O3)
mineral
Botryoidal Quartz
Silicon Dioxide (SiO2)
mineral
Granite
Granite (Felsic intrusive igneous rock)
igneous
Quartzite with Quartz Vein
Metamorphosed Quartz-rich Arenite (SiO2)
metamorphic
Diorite
Diorite
igneous
Basalt with Epidote
Mafic volcanic rock with Epidote (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))
igneous
Green Aventurine
Silicon Dioxide (SiO2 with Fuchsite inclusions)
metamorphic
Quartzite
Quartzite (primarily SiO2)
metamorphic
Bumblebee Jasper (technically a type of Agate/Anhydrite)
Calcite and Anhydrite with inclusions of Realgar and Orpiment (As2S3)
sedimentary
Sedimentary Pebble (Sandstone)
Clastic Sedimentary Rock (SiO2 dominant)
sedimentary
Granite
Granite (composed primarily of Quartz, Feldspar, and Mica)
igneous
Asphalt (Bituminous Concrete)
Bituminous Concrete / Pavement
man-made (synthetic rock)
Cream River Jasper
Silicified microcrystalline quartz (SiO2)
sedimentary
Granite
Granite (High-silica plutonic rock)
igneous
Granite
Granite
igneous
River Stone (likely Siltstone or fine-grained Sandstone)
Clastic Sedimentary Rock (Lithic Wacke / Siltstone)
sedimentary
Jasper (Milky/Cream Variety)
Silicon Dioxide (SiO2) - variety of Chalcedony
sedimentary (chemical/biological)
Granite Pebble
Granite (Phaneritic Igneous Rock)
igneous
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Rough Diamond
Diamond (Native Carbon, C)
mineral
Quartz with Iron Staining
Silicon Dioxide (SiO2) with Limonite/Hematite inclusions
mineral
Milky Quartz with Iron Inclusions
Silicon Dioxide (SiO2)
mineral
Dendritic Agate (specifically Orange/Tumbled)
Silicon Dioxide (SiO2) with Oxide Inclusions
mineral
Green Aventurine
Aventurine Quartz (SiO2 with Fuchsite inclusions)
mineral
Diamond (or high-refractive faceted gemstone)
Carbon; C
mineral
Ruby
Corundum (Al2O3)
mineral
Diamond (Lesedi La Rona specimen)
Diamond (Pure Carbon, C)
mineral
Beaded Jewelry (Assorted Gemstones)
Various minerals, including but not limited to Quartz (SiO2), Garnet (X3Y2(SiO4)3), Jade (Na(Al,Fe)Si2O6), Amethyst (SiO2),等の多様な組み合わせ
Mineral, Jewelry
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral