Chert Concretion
Chert (Microcrystalline Quartz, SiO2)
sedimentary
Category
Mineral (Man Made Aura Treatment)
Browse mineral (man made aura treatment) specimens identified by the Rock Identifier community.
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Slag
Metallurgical Slag
igneous
Sandstone Concretion
Septarian or Carbonate-cemented Sandstone Concretion
sedimentary
Boxwork or Septarian Concretion
Septarian nodule / Boxwork weathering
sedimentary
Goldstone
Aventurine glass
mineral (man-made glass)
Fluorite (Polished Point/Tower)
Calcium Fluoride (CaF2)
mineral
Opalite
Synthetic Glass (Amorphized Silicon Dioxide)
mineraloid
Slag
Glassy silicate byproduct (anthropogenic material)
industrial byproduct
Opalite (Synthetic Moonstone/Opal)
Synthetic Silica Glass
mineraloid (synthetic)
Quartz (Engineered Stone Countertop)
Silicon Dioxide (SiO2) with polymer resins
Sedimentary-like (Industrial Composite)
Chert (Chalky Flint Node)
Chert (Microcrystalline Quartz, SiO2)
sedimentary
Bismuth
Bismuth (Bi)
mineral
Lava Rock with Fabric Impression
Scoria or Basalt with anthropogenic impressions
igneous
Pink Quartz / Sea Glass
Silicon Dioxide (SiO2)
mineral
Blue Cracked Quartz (Dyed Fire Crackle Quartz)
Silicon Dioxide (SiO2) with synthetic dye
mineral
Libyan Desert Glass
Libyan Desert Glass (SiO2 with trace elements)
mineral (impactite)
Opalite
Synthetic Opalite Glass
mineraloid (man-made)
Asphalt (Road Aggregate)
Bituminous Conglomerate / Asphalt Concrete
Anthropogenic (Man-made)
Clear quartz sphere
Quartz (silicon dioxide, SiO₂)
mineral
Green Aventurine
Silicon Dioxide (Quartz with Fuchsite inclusions), SiO2
metamorphic
Labradorite
Labradorite ((Ca, Na)(Al, Si)4O8)
mineral
Hematite
Iron(III) oxide (Fe2O3)
mineral
Sandstone (with concrete/human-made layer)
Clastic Sedimentary Rock (primarily Quartz/Feldspar grains)
sedimentary
Zinc Alloy (Silver-plated)
Zinc Alloy Casting (Zn-Al-Mg-Cu)
mineral (refined metal)
Opalite
Synthetic Opalised Glass
mineral
Opalite
Synthetic Silicon Dioxide (SiO2)
mineral
Slag Glass
Anthropogenic Amorphous Silicon Dioxide
mineral
Rainbow Hematite (Titanium Coated)
Iron(III) oxide (Fe2O3) with Titanium/Metal Oxide coating
mineral
Opalite
Synthetic Opalized Glass / Man-made Glass
gemstone
Beads (likely glass or man-made material)
N/A (artificial material)
Man-made material, not a natural rock or mineral specimen
Concrete fragment with Aggregate
Anthropogenic Concrete with Calcarious and Siliceous Aggregate
sedimentary (anthropogenic/man-made)
Concrete rubble
Anthropogenic conglomerate
sedimentary
Opalite (Man-made Glass)
Synthetic Opalised Glass
mineral
Opalite
Man-made Synthetic Glass (Silicon Dioxide with metal additives)
mineral
Opalite
Synthetic Glass / Man-made Opal Simulant
gemstone
Conglomerate
Conglomerate (clastic sedimentary rock)
sedimentary
Ferrochrome Slag
Anthropogenic slag (Fe-Cr alloy waste)
industrial byproduct
Concrete with Aggregate
Composite construction material; primary matrix is Calcium Silicate Hydrate (C-S-H)
anthropogenic (human-made) sedimentary-like material
Goldstone (Red)
Aventurine Glass (Cupriferous glass)
Synthetic Glass (Man-made)
Goldstone
Avventurina (Man-made Glass with Copper inclusions)
mineral
Opalite
Man-made glass (traditionally simulated Opal)
mineral
Opalite
Synthetic Opalized Glass (SiO2 + additives)
mineraloid (man-made)