Prase Quartz on Feldspar
Quartz (Silicon Dioxide, SiO2) with Hedenbergite inclusions on Potassium Feldspar (KAlSi3O8)
Category
Browse metamorphic or igneous with mineral inclusion specimens identified by the Rock Identifier community.
Prase Quartz on Feldspar
Quartz (Silicon Dioxide, SiO2) with Hedenbergite inclusions on Potassium Feldspar (KAlSi3O8)
Lapis Lazuli
Lapis Lazuli (Primary mineral: Lazurite (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)
Lapis Lazuli
Na8[Al6Si6O24]n(S,Cl,SO4,OH)2
Milk Quartz (Vein Quartz)
Quartz (Silicon Dioxide, SiO2)
Blue Topaz (facetted in jewelry)
Aluminum silicate fluoride hydroxide (Al2SiO4(F,OH)2)
Black Tourmaline
Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
Peach Moonstone
Orthoclase Feldspar (KAlSi3O8) with inclusions
Green Aventurine
Silicon Dioxide (SiO2) with inclusions of Fuchsite (K(Al,Cr)2(AlSi3O10)(OH)2)
Moonstone
Orthoclase Feldspar ((K,Na)AlSi3O8)
Labradorite
Labradorite ((Ca, Na)(Al, Si)4O8)
Citrine
Silicon dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Sunstone
Oligoclase or Andesine (Plagioclase Feldspar) - (Ca, Na)((Al, Si)2Si2O8)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Ferruginous Quartz
Quartz (Silicon Dioxide, SiO2) with Iron Oxides
Lapis Lazuli
Lazurite-rich metamorphic rock ((Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Quartzite with Iron Inclusions
Quartzite (primarily SiO2 with Fe2O3 impurities)
Green Aventurine
Silicon Dioxide (SiO2) with Fuchsite inclusions
Graphite
Graphite (C)
Sunstone
Plagioclase Feldspar (Na,Ca)(Al,Si)4O8
Milky Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
Orange Calcite
Calcium Carbonate (CaCO3)
Peacock Ore
Bornite (Cu5FeS4)
Quartzite
Quartzite (SiO2)
Schist (Biotite/Mica Schist)
Medium-grade regional metamorphic rock (rich in Phyllosilicates)
Schist
Mica Schist (Composition typically involves Muscovite, Biotite, Quartz, and Feldspar)
Amygdaloidal Basalt
Basalt with secondary amygdule minerals (likely Epidote or Chlorite)
Flower Agate (Cherry Blossom Agate)
Chalcedony (SiO2) with Opaque Inclusions
Beryl (Emerald Variety)
Beryllium Aluminum Silicate (Be3Al2(SiO3)6)
Emerald
Beryl (Be3Al2(SiO3)6) with Chromium and/or Vanadium impurities
Gneiss
Gneiss (Metamorphic rock)
Milky Quartz
Silicon Dioxide (SiO2)
Rose Quartz
Silicon Dioxide (SiO2)
Biotite Mica
Biotite (K(Mg,Fe)3AlSi3O10(OH,F)2)
Granite Pebble (Salt and Pepper Granite)
Phaneritic Felsic Igneous Rock (primarily Quartz, Feldspar, and Biotite/Amphibole)
Rhodonite
Rhodonite (MnSiO3)
Green Aventurine
Aventurine Quartz (SiO2 with Fuchsite inclusions)
Snowflake Obsidian
Vitreous Volcanic Rock (Amorphous Silicate), SiO2
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)