Green Aventurine
Silicon Dioxide (Quartz variety) with Fuchsite inclusions (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)
Category
Browse metamorphic or igneous with mineral inclusion specimens identified by the Rock Identifier community.
Green Aventurine
Silicon Dioxide (Quartz variety) with Fuchsite inclusions (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)
Milky Quartz Pebble
Silicon Dioxide (SiO2)
Quartz (Milky/Bull Quartz)
Silicon Dioxide (SiO2)
Aventurine
Silicon Dioxide (SiO2) with inclusions of Fuchsite mica
Sodalite
Na8(Al6Si6O24)Cl2
Slate
Slate (foliated metamorphic rock rich in quartz, sericite, and chlorite)
Quartz Pebble (with probable inclusions or staining)
Quartz (Silicon Dioxide - SiO2)
Granite (Pegmatitic)
Phaneritic Felsic Igneous Rock
Assorted Decorative Tumbled Stones (Quartz, Sodalite, Aventurine, Calcite)
Mixed Silicates and Carbonates (SiO2, Na8(Al6Si6O24)Cl2, CaCO3)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Biotite / Black Mica
K(Mg,Fe)3(AlSi3O10)(F,OH)2
Schist
Mica Schist
Quartz River Pebble
Quartz (Silicon Dioxide, SiO2)
Cloudy Quartz
Silicon Dioxide (SiO2)
Chert (Jasper variety) with Iron Oxide staining
Cryptocrystalline Quartz (SiO2) with Goethite/Limonite impurities
Agate (Moss or Dendritic Agate)
Chalcedony (Silicon Dioxide, SiO2)
Quartz (possibly milky quartz)
Quartz (Silica; SiO₂)
Quartz Vein in Host Rock
Silicon Dioxide (SiO2)
Pegmatite (Granitic) with Tourmaline
Granitic Pegmatite (containing Schorl and Quartz)
Peacock Ore
Bornite (Cu5FeS4)
Yellow Jasper
Silicon Dioxide (SiO2) with Goethite/Iron oxide inclusions
Rough Quartz (with Feldspar inclusions)
Silicon Dioxide (SiO2)
Granite (Weathered)
Phaneritic Felsic Igneous Rock
Aquamarine
Beryl (Be3Al2Si6O18 with iron impurities)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Dendritic Moss Agate
Chalcedony (Silicon Dioxide, SiO2) with inclusions
Milky Quartz
Silicon Dioxide (SiO2)
Granite
Phaneritic Felsic Intrusive Igneous Rock
Milky Quartz with Iron Staining
Silicon Dioxide (SiO2)
Ferruginous Quartz (Red Quartz)
Silicon Dioxide (SiO2) with Hematite/Limonite impurities
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Biotite (Mica)
Biotite (K(Mg,Fe)3AlSi3O10(OH,F)2)
Sodalite
Na8(Al6Si6O24)Cl2
Mica Schist (with Golden/Biotite inclusions)
K(Mg,Fe)3AlSi3O10(F,OH)2 (Biotite), KAl2(AlSi3O10)(F,OH)2 (Muscovite)
Green Quartzite
Quartzite (SiO2)
Rough Green QuartzITE / Green Aventurine
Aventurine Quartz (SiO2 + Cr-muscovite inclusions)
Green Moss Agate
Silicon Dioxide with inclusions (SiO2 + Mn/Fe)