Dendritic Quartz Pebble
Silicon Dioxide (SiO2) with Manganese/Iron oxide inclusions
mineral
Category
Mineral Like Byproduct (Technogenic)
Browse mineral like byproduct (technogenic) specimens identified by the Rock Identifier community.
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Amber
Succinite (Fossilized Resin)
mineral
Shale
Laminated Mudstone
sedimentary
Prehnite
Prehnite (Ca2Al2Si3O10(OH)2)
mineral
Amethyst
Quartz (Silicon Dioxide, SiO2)
mineral
Iron-Stained Quartz Pebble
Quartz (Silicon Dioxide, SiO2) with Iron Oxide Inclusion/Staining
mineral
Limonite Concretion (Ironstone)
Limonite / Goethite (FeO(OH)·nH2O)
sedimentary
Banded Chert (Flint)
Silicon Dioxide (SiO2)
sedimentary
Peridot (Olivine)
Magnesium Iron Silicate (Mg, Fe)2SiO4
mineral
Amygdaloidal Basalt
Amygdaloidal Mafic Volcanic Rock (Basalt)
igneous
Yellow Apatite
Fluorapatite (Ca5(PO4)3(F,Cl,OH))
mineral
Quartz Vein on Matrix
Silicon Dioxide (SiO2)
mineral
Eudialyte in Matrix
Na15Ca6(Fe,Mn)3Zr3(Si,Nb) (Si25O73) (OH,Cl,H2O)3
mineral
Olivine (Peridot)
Magnesium Iron Silicate ((Mg, Fe)2SiO4)
Mineral
Gastropod Fossil
Class Gastropoda (fossilized)
fossil
Chakra Crystal Bracelet
Mixed Mineral Assortment
gemstone
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Granite Gneiss
Felsic Gneiss
metamorphic
Garnet Schist
Garnetiferous Mica Schist
metamorphic
Ferruginous Conglomerate
Conglomerate with Iron-Oxide Matrix (SiO2 + Fe2O3/FeO(OH))
sedimentary
Lepidolite
K(Li,Al)3(Si,Al)4O10(F,OH)2
mineral
Amygdaloidal Basalt with Quartz
Basalt with Secondary Mineral Infilling
igneous
Green Fluorite
Calcium Fluoride (CaF2)
mineral
Green Fluorite
Fluorite (Calcium Fluoride, CaF2)
mineral
Chrysocolla (carved)
Cu2-xAlx(H2-xSi2O5)(OH)4·n(H2O)
mineral
Sandstone (Ferruginous)
Arenite (Fe-rich)
sedimentary
Basalt with Epidote (Greenstone)
Amygdaloidal Basalt (Ca2(Al, Fe)3(SiO4)3(OH) inclusions)
igneous
Ironstone Concretion
Siderite or Goethite Concretion
sedimentary
Moss Agate
Silicon Dioxide with inclusions (SiO2 + Fe/Mg/Mn/Chlorite)
mineral
Sandstone
Sedimentary Rock (Quartz arenite)
sedimentary
Eclogite
Eclogite (Omphacite + Pyrope)
metamorphic
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Citrine Geode Fragment
Silicon Dioxide (SiO2) with iron impurities
mineral
Chrysocolla
Hydrated copper silicate - Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O
mineral
Sandstone (Ferruginous)
Arenite (primarily SiO2 with Fe2O3 staining)
sedimentary
Chrysocolla Cuprite
Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O (Chrysocolla) and Cu2O (Cuprite)
mineral composite
Greenstone / River Siltstone
Metasedimentary Greenstone (Chlorite-rich Siltstone)
metamorphic
Vesicular Basalt
Basalt (Vesicular)
igneous
Mica Schist
Schist (Muscovite-Biotite Schist)
metamorphic
Schist with Garnet inclusions
Garnet-mica-schist
metamorphic
Quartz Geode
Silicon Dioxide (SiO2)
mineral
Amazonite
Microcline (KAlSi3O8) with lead inclusions
mineral