Meteorite

Tektite (Indochinite)

Tektite (High-silica natural glass)

Likely iron-rich rock or weathered hematite

Hematite (Fe₂O₃), possibly limonite/goethite-rich material

Ironstone Concretion (Desert Varnish / Hematite-Goethite Nodule)

Iron oxide / hydroxide deposit (predominantly Fe2O3 and FeO(OH))

Possible iron-rich meteorite or metallic sulfide-bearing rock

Unconfirmed; candidates include stony-iron meteorite, iron meteorite, or pyrite-bearing terrestrial rock

Carbonaceous Chondrite (CV3 type)

Carbonaceous Chondrite (CV3 group)

Iron-rich meteorite candidate

Undetermined stony-iron or iron meteorite; mineralogy likely Fe–Ni metal with silicates

Metal-rich meteorite candidate

Unclassified stony-iron or iron meteorite candidate; probable fusion-crusted fragment

Iron meteorite fragment (probable)

Fe–Ni metallic meteorite, commonly octahedrite (kamacite–taenite)

Iron Slag

Ferrous slag (primarily silicates and oxides of calcium, iron, and magnesium)

Weathered metallic rock, possibly iron-rich ore

Uncertain; possible goethite–hematite limonite or iron-nickel meteorite

Tektite

Natural impact glass

Probable metallic meteorite fragment

Unclassified iron meteorite candidate, chiefly kamacite (α-Fe–Ni alloy)

Small dark mineral/rock fragment

Indeterminate; possibly magnetite-bearing basalt or iron-rich slag

Iron Slag

Anthropogenic Iron oxide/Silicate composite

Slag

Anthropogenic Iron Silicate Glass

Tektite (Indochinite)

Tektite (Natural silica glass)

Likely iron meteorite fragment

Iron meteorite, probably kamacite–taenite (Fe–Ni alloy)

Iron-rich meteorite candidate

Provisional: stony-iron or iron meteorite; exact classification requires testing

Iron meteorite candidate

Probable iron-rich meteorite; possible stony-iron or weathered nickel–iron alloy

Raw dark metamorphic rock, likely schist or slate

Mica schist or phyllite; commonly quartz–mica–chlorite aggregate

Iron-rich meteorite candidate

Probable ordinary chondrite or iron meteorite fragment; identification requires testing

Small dark tumbled stone (likely basalt or iron-rich mineral)

Uncertain; possibly basalt (fine-grained plagioclase–pyroxene rock) or magnetite-rich material (Fe₃O₄)

Lunar Feldspathic Breccia

Lunar Meteorite (Feldspathic Regolith Breccia)

Possible iron meteorite

Metallic meteorite, likely Fe–Ni alloy (kamacite/taenite)

Likely metallic meteorite fragment

Undetermined iron meteorite, possibly an iron–nickel alloy (kamacite/taenite)

Likely small metallic meteorite fragments

Unclassified iron or stony-iron meteorite; mineralogy cannot be confirmed from the image

Lunar Meteorite (Feldspathic Breccia)

Achondrite, Lunar Meteorite (Feldspathic Breccia)

Weathered brown stone, likely basalt or iron-stained volcanic rock

Indeterminate; possibly vesicular basalt (mafic silicate rock)

Vesicular basalt (likely weathered lava rock)

Basalt, predominantly calcium-rich plagioclase, pyroxene, and commonly olivine; vesicular texture from gas bubbles

Likely iron meteorite fragment

Unclassified Fe–Ni meteorite; possible stony-iron fragment

Possible metallic meteorite or iron-rich mineral

Uncertain; visually compatible with an iron meteorite, metal-rich chondrite, or magnetite-bearing rock

Tektite (Indochinite)

Impact Glass (SiO2 + Al2O3)

Iron Meteorite (likely Chondrite or Iron-Nickel fragment)

Siderite (Iron Meteorite), primarily Fe-Ni (Iron-Nickel) alloy

Libyan Desert Glass

Tektite (high-silica impact glass), SiO2

Likely iron meteorite fragment

Iron meteorite, principally kamacite (α-Fe-Ni) with taenite (γ-Fe-Ni)

Iron-rich meteorite candidate

Unclassified stony-iron or iron meteorite; requires testing

Dark, weathered rock fragment (possibly basalt or iron-rich stone)

Indeterminate; possible basalt (plagioclase–pyroxene rock)

Iron Meteorite / Chondrite (Possible)

Extraterrestrial stony-iron or chondritic meteorite

Iron Meteorite (likely Chondrite or weathered Iron-Nickel)

Meteorite (Fe-Ni alloy & silicates)

Possible metallic meteorite or iron-nickel bead

Unconfirmed; possible Fe–Ni alloy (kamacite/taenite)

Slag (Industrial Glass/Metal)

Ferrous slag or Glassy silicate byproduct

Iron-rich meteorite candidate

Unclassified stony-iron or iron meteorite candidate; possibly limonite/hematite-bearing terrestrial rock