Lepidolite
K(Li,Al)3(Al,Si,IV)4O10(F,OH)2
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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Gastropod Fossil
Gastropoda
fossil
Chalcopyrite (or Pyrite Ore)
CuFeS2 (Copper Iron Sulfide)
mineral
Greenstone
Metabasalt
metamorphic
Granite
Felsic intrusive igneous rock
igneous
Quartz Geode
Silicon Dioxide (SiO2)
mineral
Biotite Mica
K(Mg,Fe)_3AlSi_3O_10(OH)_2
mineral
Peach Quartz
Silicon Dioxide (SiO2)
mineral
Snowflake Obsidian
Volcanic Glass with Cristobalite Inclusions
igneous
Green Quartz (Aventurine or Prase)
Silicon Dioxide (SiO2) with inclusions
mineral
Green Aventurine
Quartz with fuchsite inclusions (SiO2)
mineral
Pegmatite
Igneous Pegmatite
igneous
Schist
Metamorphic Schist
metamorphic
Granite
Felsic intrusive igneous rock
igneous
Granite Boulder
Intrusive Igneous Rock
igneous
Granitic Pegmatite with Schorl Tourmaline
Granitic Pegmatite (Schorl: NaFe3Al6(BO3)3Si6O18(OH)4)
igneous
Granite Pebble
Intrusive Igneous Rock (Quartz, Feldspar, Mica)
igneous
Greenstone
Metabasalt / Greenschist
metamorphic
Olive Opal
Hydrated amorphous silica (SiO2·nH2O)
gemstone
Muscovite Mica
Muscovite (KAl2(AlSi3O10)(OH)2)
mineral
Bauxite (Aluminum Ore)
Hydrated aluminum oxides, primarily Al(OH)3, AlO(OH)
sedimentary
Granite
Felsic intrusive igneous rock
igneous
Picture Jasper
Silicified microcrystalline quartz, SiO2
sedimentary
Granite
Granite (felsic intrusive igneous rock)
igneous
Sapphire
Corundum (Al2O3)
mineral
Dendritic Agate
Silicon Dioxide (Chalcedony with manganese or iron oxide inclusions)
gemstone
Gneiss (Hornblende/Biotite Gneiss)
Foliated Metamorphic Rock (Quartz-Feldspar-Amphibole/Mica matrix)
metamorphic
Sandstone with Mineral Veining or Crust
Sedimentary Sandstone (mostly SiO2 with Fe2O3 tinting)
sedimentary
Fossil Shark Tooth
Carcharodon or Carcharias fossil (Vertebrate Fossil)
sedimentary
Vein Quartz in Basalt
Silicate-veined volcanic rock
igneous
Gneiss
Gneiss
metamorphic
Aventurine
Quartz with fuchsite inclusions (SiO2)
mineral
Tree Agate
Dendritic Agate (Silicon Dioxide, SiO2)
mineral
Muscovite Mica
Muscovite (Potassium Aluminum Silicate) - KAl2(AlSi3O10)(F,OH)2
mineral
Schist
Metamorphic Schist
metamorphic
Moss agate (likely plume or dendritic agate)
Chalcedony, microcrystalline quartz (SiO₂), with iron-oxide inclusions
mineral
Lepidolite
K(Li,Al)3(Al,Si,3O8)2(F,OH)2
mineral
Erythrite in Cobaltite Ore
Erythrite (Co3(AsO4)2·8H2O) with Cobaltite (CoAsS)
mineral
Petrified Wood
Silicified Wood (SiO2)
fossil
Coprolite
Fossilized Feces
fossil
Galena
Lead Sulfide (PbS)
mineral
Lepidolite
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2
mineral