Labradorite
(Ca,Na)(Al,Si)4O8
mineral
Category
Metamorphic (Pseudo Igneous)
Browse metamorphic (pseudo igneous) specimens identified by the Rock Identifier community.
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Magnetite / Ironstone
Iron(II,III) oxide (Fe3O4)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Magnetite (Iron Ore)
Magnetite (Fe3O4)
mineral
Quartz
Quartz (SiO2)
Mineral
White quartz pebble (probable)
Quartz, silicon dioxide (SiO₂)
mineral
Blue Apatite
Calcium phosphate mineral, Ca5(PO4)3(F,Cl,OH)
mineral
Green Aventurine
Aventurine Quartz (SiO2 with Fuchsite inclusions)
mineral
Emerald in Matrix (Quartz/Schist)
Beryl (Be₃Al₂Si₆O₁₈) with Chromium/Vanadium impurities
mineral
Muscovite
Muscovite, KAl2(AlSi3O10)(OH)2
mineral
Almandine Garnet
Almandine (Fe3Al2(SiO4)3)
gemstone
Ruby (Cabochon)
Corundum (Al2O3)
gemstone
Graphite
Graphite (C)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Gneiss
Metamorphic Gneiss
metamorphic
Migmatite
Migmatite (Mixed Rock)
metamorphic
Greenish Metamorphic Rock (likely containing epidote or chlorite)
Metamorphic rock, possibly epidosite or greenstone
Metamorphic
Tumbled quartz pebble (probable milky quartz)
Quartz, silicon dioxide (SiO₂)
mineral
Quartz (Milky/Clear variety)
Silicon Dioxide (SiO2)
mineral
Magnetite / Hematite mix (Iron Ore)
Fe3O4 (Magnetite) / Fe2O3 (Hematite)
mineral
Magnetite (Lodestone)
Magnetite (Fe3O4)
mineral
Quartz-rich rock, possibly iron-stained quartz or quartzite
Quartz (SiO₂), potentially quartzite with iron-oxide staining
mineral
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Ferruginous Quartz
Silicon Dioxide (SiO2) with Iron Oxide (Limonite/Hematite)
mineral
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
mineral
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Magnetite
Magnetite (Fe3O4)
mineral
Calcite
Calcium Carbonate (CaCO3)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Gneiss
Metamorphic Gneiss
metamorphic
Likely quartz pebble or quartz fragment
Quartz, SiO₂ (identification from the photo is tentative)
mineral
Likely rough quartz crystal
Quartz (silicon dioxide, SiO₂)
mineral
Ruby (Corundum)
Aluminium oxide with chromium (Al₂O₃:Cr)
gemstone
Milky Quartz
SiO2
mineral
Clear Quartz
Silicon dioxide (SiO2)
mineral
Moonstone
Orthoclase Feldspar ((Na,K)AlSi3O8)
mineral
Quartz pebble
Silicon dioxide (SiO2)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
gemstone
Milky Quartz
Silicon Dioxide (SiO2)
mineral