Jasper in Quartz (River Cobble)
Silicon Dioxide (SiO2) with Ferric Iron inclusions
sedimentary
Category
Not A Rock (Animated Character)
Browse not a rock (animated character) specimens identified by the Rock Identifier community.
Learn about Not A Rock (Animated Character) in the encyclopedia
View all →
Dyed Tumbled Quartz
Silicon Dioxide (SiO2) with artificial pigment
mineral
Carnelian
Silicon Dioxide (SiO2) - variety of Chalcedony
mineral
Limonite/Goethite Nodule
Iron Oxyhydroxide (primarily FeO(OH)·nH2O)
mineral
Chert (Jasper/Flint Pebble)
Microcrystalline quartz (SiO2)
sedimentary
Quartz
Silicon Dioxide (SiO2)
mineral
Rhyolite
Rhyolite
igneous
Ferrous Slag
Iron/Steel Slag (Complex Calcium-Alumino-Silicates)
Anthropgenic (Industrial Byproduct)
Amethyst (Quartz Cluster)
Silicon Dioxide (SiO2) with iron impurities
mineral
Quartzite
Quartzite (primarily SiO2)
metamorphic
Rose Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Prase quartz with actinolite inclusions
Silicon dioxide (SiO2) with Calcium Magnesium Iron Silicate Hydroxide inclusions
mineral
Banded Flint (Chert)
Silicon Dioxide (SiO2)
sedimentary
Agate (Chert/Chalcedony)
Cryptocrystalline Quartz (SiO2)
sedimentary
Hematite Nodule
Hematite (Fe2O3)
mineral
Granite
Phaneritic Felsic Igneous Rock
igneous
Carnelian Agate
Carnelian (Silicon Dioxide - SiO2)
mineral
Tiger's Eye
Silicon dioxide (SiO2) - Pseudomorph after crocidolite
mineral
Amethyst
Silicon Dioxide (SiO2) with iron impurities
mineral
Granite
Plutonic Igneous Rock (composed typically of SiO2, Al2O3, K2O, Na2O, CaO)
igneous
Vesicular Basalt (River Stone)
Basalt (Aphanitic-Vesicular Mafic Rock)
igneous
Amazonite
Amazonite (KAlSi3O8, a triclinic variety of Potassium Feldspar)
mineral
Blue Banded Agate (Dyed)
Silicon Dioxide (SiO2) - Chalcedony variety
mineral
Native Gold Nugget
Native Gold (Au)
mineral
Granite
Granite (Silicic Intrusive Igneous Rock)
Igneous
Ruby
Corundum (Al2O3 with Chromium impurities)
mineral
Black Tourmaline
Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
mineral
Dalmatian Stone
Dalmatian Stone (a fine-grained igneous rock, often misidentified as Dalmatian Jasper)
igneous
Green Opal
Hydrated Silica (SiO2·nH2O)
mineraloid
Labradorite (Polished Crystal Point)
Labradorite (a calcium-enriched feldspar mineral), (Ca, Na)(Al, Si)4O8
mineral
Eudialyte in Syenite (Dragon Blood Stone)
Na15Ca6(Fe,Mn)3Zr3(Si25O73)(O,OH,H2O)3(Cl,OH)2
igneous
Schist
Mica Schist
metamorphic
Blue Quartzite
Quartzite with inclusions (often Dumortierite or Magnesio-riebeckite), SiO2
metamorphic
Chakra Stone (Composite / Man-made Bonded Gemstones)
Composite of Quartz, Lapis Lazuli, Aventurine, Tiger's Eye, and Jasper (SiO2, (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2, etc.)
Combined Minerals / Metaphysical stones
Blue Quartzite
Metamorphosed Quartz (SiO2) with inclusions
metamorphic
Pink Granite
Granite (Phaneritic Acid Igneous Rock)
igneous
Quartzite Cobble
Quartzite (SiO2)
metamorphic
Larvikite
Monzonite (intermediate intrusive igneous rock containing plagioclase, alkali feldspar, and minor dark minerals)
igneous
Quartzite
Quartzite (SiO2)
metamorphic
Opalite
Synthetic Opalite Glass
mineraloid (man-made)
Quartzite Pebble
Quartzite (primarily SiO2)
metamorphic
Quartzite
Quartzite (SiO2)
metamorphic