Man-made Ceramic / Clay Figurine
Aluminosilicate Ceramic (Processed Clay)
Synthetic (not a rock or mineral)
Category
Mineral (Occurring As A Rolled Clast)
Browse mineral (occurring as a rolled clast) specimens identified by the Rock Identifier community.
Gneiss
Gneiss
metamorphic
Greenstone
Metabasalt / Chlorite Schist
metamorphic
Jadeite
NaAlSi2O6 (Sodium Aluminum Silicate)
metamorphic
Granite Sand (Decomposed Granite)
Grus / Quartz-Feldspar Detritus
sedimentary
Sandstone with Manganese Dendrites
Clastic Sedimentary Rock (SiO2 based with MnO2 inclusions)
sedimentary
Sunstone
(Ca,Na)((Al,Si)2Si2O8) - Plagioclase Feldspar
mineral
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
mineral
Aquamarine
Beryl (Be3Al2Si6O18)
mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Smoky/Grey variety)
Silicon Dioxide (SiO2)
mineral
Peridot
Olivine (Mg, Fe)2SiO4
mineral
Sandstone with Iron Oxide Staining
Clastic sedimentary rock (primarily SiO2 with Fe2O3 staining)
sedimentary
Quartz Vein (Iron-stained)
Silicon Dioxide (SiO2) with limonite/hematite staining
mineral
Potassium Feldspar (Orthoclase)
KAlSi3O8 (Potassium Aluminum Silicate)
mineral
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
mineral
Fluorite (Rainbow Fluorite)
Fluorite (Calcium Fluoride, CaF2)
mineral
Amazonite
Amazonite (KAlSi3O8 - Microcline)
mineral
Banded Gneiss
Gneiss (High-grade Regional Metamorphic Rock)
metamorphic
Schist
Mica Schist (primarily consisting of muscovite, biotite, and quartz)
metamorphic
Blue Sphalerite (likely dyed or treated Druzy Quartz/Agate)
Zinc Sulfide (ZnS) or Silicon Dioxide (SiO2) with trade-name enhancement
Mineral
Pyrite in Shale
Iron Disulfide (FeS2)
mineral
Chert (or Flint)
Silicon dioxide (SiO2)
sedimentary
K2 Jasper (K2 Granite)
Azurite in Granite (Al2Cu3(CO3)2(OH)2 in NaAlSi3O8)
igneous
Pyrite in Matrix (Commonly called Fool's Gold)
Iron Sulfide (FeS2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Peridot
Olivine (Mg, Fe)2SiO4
mineral
Corundum (variety Ruby/Sapphire)
Aluminum Oxide (Al2O3)
mineral
Tiger's Eye
Pseudomorph of Quartz after Crocidolite (SiO2)
mineral
Pyrite (Fool's Gold)
Iron Disulfide (FeS2)
mineral
Milky Quartz with Iron Staining
Silicon Dioxide (SiO2)
mineral
Quartz Geode (partially formed)
Silicon Dioxide (SiO2)
mineral
Sapphire
Corundum (Al2O3)
mineral
Rose Quartz
Silicon Dioxide (SiO2)
mineral
Rose Quartz (or Quartzite)
Silicon Dioxide (SiO2)
mineral
Peridot
Olivine (Magnesium Iron Silicate), (Mg, Fe)2SiO4
mineral
Mahogany Obsidian
Volcanic glass containing Magnetite/Hematite
igneous
Fulgurite
Fulgurite (Lechatelierite-rich variety)
metamorphic
Chert / Flint
Microcrystalline or cryptocrystalline quartz (SiO2)
sedimentary
Rhodonite with Manganese Oxides
Rhodonite (Mn,Fe,Mg,Ca)SiO3
metamorphic
Schist
Mica Schist (primarily consisting of muscovite KAl2(AlSi3O10)(OH)2 or biotite K(Mg,Fe)3(AlSi3O10)(OH)2)
metamorphic