Orpiment
Orpiment (As2S3)
mineral
Category
Mineral Like Byproduct (Technogenic)
Browse mineral like byproduct (technogenic) specimens identified by the Rock Identifier community.
Learn about Mineral Like Byproduct (Technogenic) in the encyclopedia
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Amygdaloidal Basalt
Basalt with secondary amygdule minerals (likely Epidote or Chlorite)
igneous
Sapphire
Corundum (Al2O3)
mineral
Schist
Metamorphic Schist
metamorphic
Limonite (Iron Ore)
Hydrated iron(III) oxide-hydroxide (FeO(OH)·nH2O)
sedimentary
Dendritic Quartz
Silicon Dioxide (SiO2) with Manganese Oxide inclusions
mineral
Fluorite and Mineral Collection
Calcium Fluoride (CaF2)
mineral
Diorite
Intermediate intrusive igneous rock
igneous
Schist
Mica Schist
metamorphic
Fossilized Nut / Coprolite / Concretion
Trace Fossil / Permineralized Plant Material
fossil
Granite / Quartz with Mica inclusion
Granite (Plutonic Igneous Rock)
igneous
Green Aventurine
Silicon Dioxide with Fuchsite (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)
metamorphic
Lepidolite
Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)
mineral
Tree Agate
Dendritic Agate (Silicon Dioxide, SiO2)
mineral
Greenschist
Greenschist (composed mainly of chlorite, epidote, actinolite, and albite)
metamorphic
Synthetic Wolf Plush (Non-mineral)
Canis lupus similis (Prop material: Polyester & Synthetic fibers)
Synthetic material/Textile
Lepidolite
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2
mineral
Chert (Green variety)
Microcrystalline Quartz (SiO2)
sedimentary
Serpentinite
Serpentinite (Mg,Fe,Ni,Al,Zn,Mn)2-3(Si,Al,Fe)2O5(OH)4
metamorphic
Granite
Felsic intrusive igneous rock
igneous
Granodiorite
Intrusive Igneous Rock
igneous
Epidote
Epidote Group (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))
metamorphic
Limonite (Iron Ore)
Limonite (FeO(OH)·nH2O)
mineral
Lepidolite
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2
mineral
Limonite (Iron Ore)
Limonite (Hydrous iron(III) oxide-hydroxide mixture, primarily FeO(OH)·nH2O)
mineral
Fossilized Vertebra
Chordata fossil (Vertebra)
fossil
Potassium Feldspar (Orthoclase)
KAlSi3O8 (Potassium Aluminum Silicate)
mineral
Shark Tooth Fossil
Carcharocles megalodon or similar fossilized shark tooth
fossil
Greenstone or Epidote-rich rock
Epidote or Chlorite schist/greenstone
metamorphic
Geode (Unopened)
Silicon Dioxide (SiO2) in sedimentary host rock
sedimentary
Green Garden Quartz (Phantom Quartz)
Silicon Dioxide (SiO2) with Chlorite inclusions
mineral
Quartz-veined Basalt or Limestone Pebble
Quartz vein in host rock (Silicate mineral in carbonate or volcanic matrix)
sedimentary
Quartz-veined Metamorphic Rock
Quartz-veined Schist or Gneiss
metamorphic
Green Aventurine
Silicon Dioxide (Quartz with Fuchsite inclusions), SiO2
metamorphic
Epidote
Epidote (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))
metamorphic
Epidote (Greenstone)
Calcium aluminum iron silicate hydroxide Ca2(Al2,Fe)(SiO4)(Si2O7)O(OH)
metamorphic
Lepidolite
K(Li,Al)_3(Si,Al)_4O_10(F,OH)_2 (Lithium-bearing Mica)
mineral
Fossil Shark Tooth
Selachimorpha (Chondrichthyes dental fossil)
sedimentary
Gneiss
Gneiss (Metamorphic Rock)
metamorphic
Blue Apatite
Fluorapatite / Apatite Group Ca5(PO4)3(F,Cl,OH)
mineral
Granite
Granite (Felsic Plutonic Rock)
igneous
Note on Image Identification: Textile
N/A (Anthropogenic material)
not a rock