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
Category
Not A Rock (Man Made Industrial Metal)
Browse not a rock (man made industrial metal) specimens identified by the Rock Identifier community.
Learn about Not A Rock (Man Made Industrial Metal) in the encyclopedia
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Carborundum
Silicon Carbide (SiC)
mineral
Clear quartz sphere
Quartz (silicon dioxide, SiO₂)
mineral
Granite
Intrusive Igneous Rock (Granitic)
igneous
Chert Concretion
Chert (Microcrystalline Quartz, SiO2)
sedimentary
Sandstone (with Liesegang rings or joints)
Clastic Sedimentary Rock (primarily Quartz with Iron Oxide cement)
sedimentary
Opalite
Synthetic Opalite Glass
mineraloid (man-made)
Aura Quartz (Coated Quartz)
Silicon Dioxide (SiO2) treated with metallic vapor
mineral
Ferruginous Conglomerate (or Iron-Rich Concrete/Slag)
Clastic Sedimentary (Silicon Dioxide/Iron Oxide matrix)
sedimentary
Green Glass Cullet / Recycled Glass
Amorphous Silicon Dioxide (SiO2) with various metal oxides
Man-made Glass (Not a natural rock or mineral)
Conglomerate
Conglomerate Rock (Paraconglomerate)
sedimentary
Green Glass (often marketed as 'Obsidian' or 'Green Quartz')
Amorphous Silica (SiO2) with copper or chromium additives
Mineraloid (Man-made)
Moldavite
Tektite (Impact Glass), ~80% SiO2 + Al2O3
tektite
Sandstone Anvil / Nutting Stone
Quartzose Sandstone (Sedimentary Rock)
sedimentary
Sea Glass
Man-made silicate glass
gemstone
Opalite
Man-made opalescent glass
gemstone
Goldstone
Aventurine Glass (Man-made)
mineral
Goldstone (Red/Brown)
Aventurine Glass (SiO2 with Copper inclusions)
Mineral (Man-made glass)
Pink Cubic Zirconia (CZ)
Zirconium Dioxide (ZrO2)
mineral (synthetic)
Diamond (Cluster Ring)
Carbon (C)
mineral
Concrete
Anthropogenic Sedimentary Rock (Hydrated Calcium Silicate)
sedimentary (anthropogenic / man-made)
Blue Goldstone
Synthetic glass with copper or cobalt/manganese inclusions
man-made glass
Iron-rich meteorite candidate
Undetermined; possible stony-iron or iron meteorite, commonly kamacite–taenite (Fe–Ni)
meteorite
Diamond
Native Carbon (C)
mineral
Sea Glass
Man-made vitreous material
mineral
Sea Glass
Man-made silicate glass
sedimentary
Quartz and Iron Oxide
Quartz (Silicon Dioxide, SiO2) with possible Limonite/Hematite inclusions
mineral
Ferrochrome Slag
Calcium-Aluminium-Magnesium Silicate Slag
industrial byproduct
Iron Slag
Anthropogenic Vitreous Ferrous Silicate
industrial byproduct (anthropogenic)
Quartz Vein in Host Rock
Hydrothermal Quartz (SiO2) in Slates/Schists
metamorphic
Concrete with Exposed Aggregate
Anthropogenic conglomerate (Concrete)
man-made rock (sedimentary analogue)
Sandstone Concretion
Limonitic Sandstone Concretion
sedimentary
The user-provided image does not contain a rock or mineral specimen
N/A
Sandstone Concretion
Clastic sedimentary rock (primarily Quartz SiO2)
sedimentary
Native Copper in Matrix
Native Copper (Cu)
mineral
Slag
Anthropogenic Vitreous Silicate / Ferro-silicate Slag
igneous
Iron Slag
Anthropogenic Vitreous Silicate (Byproduct of Smelting)
Mineral-like byproduct
Diamond (as set in a metal alloy ring)
Diamond (Pure Carbon, C)
mineral
Sandstone Concretion
Clastic Sedimentary Rock (primarily SiO2 with mineral cement)
sedimentary
Chert Concretion (with typical hematite/limonite staining)
Sedimentary Concretion (SiO2 with FeO(OH)⋅nH2O)
sedimentary
Gemstone bead necklace (likely citrine or yellow quartz)
Quartz, SiO₂; precise identification is uncertain because the beads are blurred and metal settings obscure them
gemstone
Slag
industrial by-product