Ruby (Corundum)
Corundum (Aluminum Oxide with Chromium), Al2O3:Cr
Category
Browse mineral with metamorphic or igneous host specimens identified by the Rock Identifier community.
Ruby (Corundum)
Corundum (Aluminum Oxide with Chromium), Al2O3:Cr
Plume Agate
Silicon Dioxide (SiO2)
Gneiss
Foliated Metamorphic Rock
Colorless Quartz (Rhinestone)
Silicon Dioxide (SiO2)
Sodalite
Na8(Al6Si6O24)Cl2
Milky Quartz
Silicon Dioxide (SiO2)
Citrine
Silicon dioxide (SiO2)
Labradorite
Labradorite (a calcium-enriched feldspar mineral), (Ca, Na)(Al, Si)4O8
Quartz (Pale Rose or Milky Variety)
Silicon Dioxide (SiO2)
Magnetite (Lodestone variety)
Magnetite (Fe3O4)
Quartz (Milky Variant)
Silicon Dioxide (SiO2)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Mica
Phyllosilicate (group name), typically Muscovite KAl2(AlSi3O10)(OH)2 or Biotite K(Mg,Fe)3(AlSi3O10)(OH)2
Smoky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Clear Quartz Crystal
Silicon Dioxide (SiO2)
Magnetite / Hematite rich ore
Magnetite (Fe3O4) or Hematite (Fe2O3)
Sodalite
Sodalite [Na8(Al6Si6O24)Cl2]
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
Gossan with Copper Carbonate (Chrysocolla/Malachite)
Ferruginous Oxide (Gossan) with Cu2CO3(OH)2 (Malachite) or (Cu,Al)2H2Si2O5(OH)4 (Chrysocolla)
Milky Quartz (with trace inclusions)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Biotite (Mica)
Biotite - K(Mg,Fe)3AlSi3O10(F,OH)2
Muscovite Mica
Muscovite - KAl2(AlSi3O10)(OH)2
Pink Feldspar (Orthoclase)
Orthoclase Feldspar (KAlSi3O8)
Gneiss
Metamorphic Gneiss (High-grade regional metamorphism)
Quartz
Silicon Dioxide (SiO2)
Quartz Fragment
Silicon Dioxide (SiO2)
Quartz (Milky or Cloudy Quartz)
Silicon Dioxide (SiO2)
Ferruginous Quartz
Quartz (Silicon Dioxide) - SiO2 with Iron Oxide inclusions
Concrete
Anthropogenic Conglomerate
Garnet
Almandine (Fe3Al2(SiO4)3)
Orthoclase Feldspar
KAlSi3O8 (Potassium Aluminum Silicate)
Muscovite Mica
KAl2(AlSi3O10)(F,OH)2
Kunzite (Spodumene)
Spodumene (LiAlSi2O6)
Citrine Quartz
Silicon Dioxide (SiO2)
Citrine Quartz
SiO2 (Silicon Dioxide with Iron impurities)
Quartz (Milky/Crystalline variety)
Silicon Dioxide (SiO2)
Citrine
Silicon Dioxide (SiO2)
Labradorite
Plagioclase Feldspar ((Ca, Na)(Al, Si)4O8)