Limonite (Iron Ore)
Limonite (FeO(OH)·nH2O)
mineral
Category
Mineral Like Byproduct (Technogenic)
Browse mineral like byproduct (technogenic) specimens identified by the Rock Identifier community.
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Pegmatite
Igneous Pegmatite
igneous
Fossil Shark Tooth
Carcharodon or Carcharias fossil (Vertebrate Fossil)
sedimentary
Granite
Intrusive igneous rock
igneous
Ruby (Raw Corundum)
Al2O3 (Aluminum Oxide)
mineral
Granite
Granite (Plutonic Igneous Rock)
igneous
Greenstone
Metabasalt / Metavolcanic rock
metamorphic
Yellow Chalcedony (Quartz Pebble)
Silicon Dioxide (SiO2)
mineral
Schist
Schist
Metamorphic
Lepidolite
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2 (Lithium-bearing mica)
mineral
Orthoclase Feldspar with Quartz
Orthoclase (KAlSi3O8)
mineral
Serpentinite
Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)2-3(Si, Al, Fe)2O5(OH)4
metamorphic
Basalt with Amygdules
Amygdaloidal Basalt
igneous
Greenstone Pebble
Metabasalt (often containing chlorite, actinolite, or epidote)
metamorphic
Greenstone / Greenschist
Chlorite schist / Meta-basalt
metamorphic
Lepidolite
K(Li,Al)3(Al,Si,3O10)(F,OH)2
mineral
Sphalerite
Zinc sulfide (Zn, Fe)S
mineral
Raw Fluorite
Calcium Fluoride (CaF2)
mineral
Erythrite in Cobaltite Ore
Erythrite (Co3(AsO4)2·8H2O) with Cobaltite (CoAsS)
mineral
Granite
Intrusive Igneous Rock
igneous
Lepidolite
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2
mineral
Fossilized Shark Tooth
Carcharodon (Galeocerdo sp. or Lamniform)
mineral
Yellow Ochre
Goethite-rich clay (Hydrated Iron Oxide: FeO(OH)·nH₂O)
mineral
Greenstone
Metabasalt (Greenstone)
metamorphic
Greenstone (Diabase or Metabasalt)
Metamorphosed Mafic Igneous Rock
metamorphic
Dalmatian Jasper
Microgranular quartz with amphibole/tourmaline inclusions
igneous
Granitic Pegmatite with Schorl Tourmaline
Granitic Pegmatite (Schorl: NaFe3Al6(BO3)3Si6O18(OH)4)
igneous
Lepidolite
K(Li,Al)3(Al,Si,4)10(O,F,OH)2
mineral
Banded Gneiss
Gneiss (Felsic to Mafic Metamorphic Rock)
metamorphic
Lepidolite
K(Li,Al)3(Al,Si,3O10)(F,OH)2
mineral
Epidote and Quartz in Basalt Porpohyry
Epidote bearing Porphyritic Basalt with Quartz Veins
igneous
Quartz with Mafic Inclusions
Silicon Dioxide (SiO2) with host igneous matrix
igneous
Granite
Phaneritic plutonic rock (Quartz, Feldspar, Mica)
igneous
Aventurine Quartz
Silicon Dioxide (SiO2) with Fuchsite inclusions
metamorphic
Greenschist
Chlorite schist
metamorphic
Green Fluorite
Calcium Fluoride (CaF2)
mineral
Pegmatite or Graphic Granite
Intrusive Igneous Rock
igneous
Pegmatite
Granitic Pegmatite
igneous
Fulonite (Fulgurite-like)
Fulgurite (SiO2 fused silica/lechatelierite)
Metamorphic (Pseudo-igneous)
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Granite Pebble
Granite (Felsic Plutonic Rock)
igneous
Green Aventurine
Quartz (SiO2) with fuchsite inclusions
mineral