Quartzite river stone
Quartzite (SiO2)
Category
Browse metamorphic or igneous with mineral inclusion specimens identified by the Rock Identifier community.
Quartzite river stone
Quartzite (SiO2)
Emerald in Matrix
Beryl (Be3Al2Si6O18)
Strawberry Quartz (Aventurine)
Silicon Dioxide with Hematite/Lepidocrocite inclusions (SiO2)
Strawberry Quartz
Quartz with Hematite inclusions (SiO2 + Fe2O3)
Smoky Quartz
Silicon dioxide (SiO2)
Yellow Aventurine
Quartz containing Muscovite or Mica inclusions (SiO2)
Sunstone
Oligoclase (Plagioclase Feldspar Group) - (Ca, Na)(Al, Si)4O8
Green Quartz (Prasiolite)
Silicon Dioxide (SiO2)
Green Aventurine
Quartz (SiO2) containing Fuchsite (K(Al,Cr)2(AlSi3O10)(OH)2)
Yellow Aventurine
Quartz (SiO2) with inclusions
Ruby (Raw Corundum)
Alumina (Al2O3) with Chromium traces
Milky Quartz with inclusions
Quartz (Silicon Dioxide, SiO2)
Blue Quartz with Graphite/Tourmaline Inclusions
Silicon Dioxide (SiO2) with Carbon (C) or Schorl elements
Auriferous Quartz (Gold-bearing Quartz)
Silicon Dioxide (SiO2) with trace Gold (Au) and Iron Oxides
Serafina (Serafinite / Clinochlore)
Clinochlore (Mg5Al)(AlSi3O10)(OH)8
Milky Quartz
Silicon Dioxide (SiO2)
Quartz with Inclusions
Silicon Dioxide (SiO2)
Aventurine
Quartz (SiO2) with Fuchsite inclusions
Emerald
Beryl (Be3Al2(SiO3)6) with Chromium/Vanadium impurities
Chalcedony (Grey/White Agate)
Silicon Dioxide (SiO₂)
Basalt with Quartz/Calcite Inclusion
Aphanitic Mafic Igneous Rock (Basalt) with SiO2 or CaCO3 vein
Blue Quartzite (Aventurine)
Silicon Dioxide (SiO2) with mineral inclusions
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (Golden Quartz / Citrine / Iron-stained Quartz)
Silicon Dioxide (SiO2)
Blue Calcite
Calcium Carbonate (CaCO3)
Tiger's Eye
SiO2 (Quartz with inclusion of iron oxides)
Quartzite
Quartzite (primarily SiO2)
Green Aventurine
Silicon Dioxide (SiO2) with Fuchsite inclusions
Milky Quartz
Silicon Dioxide (SiO2)
Ferruginous Quartz
Silicon Dioxide (SiO2) with Iron Oxide (Limonite/Hematite)
Quartz with Muscovite Mica
Silicon Dioxide (SiO2) with Potassium aluminum silicate hydroxide fluoride [KAl2(AlSi3O10)(F,OH)2]
Aventurine (Tan/Cream colored)
Quartz (SiO2) with mineral inclusions
Milky Quartz
Silicon Dioxide (SiO2)
Sunstone / Peach Moonstone (Feldspar variety)
Potassium Aluminum Silicate (KAlSi3O8)
Sunstone
Feldspar (variety Oligoclase or Labradorite), (Ca,Na)(Al,Si)4O8
Basalt (Vesicular)
Basalt (Mafic Extrusive Igneous Rock)
Blue Quartz
Silicon dioxide (SiO2) with inclusions
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Ruby
Corundum (Aluminum Oxide, Al2O3)
Basalt Pebble with Quartz Inclusion
Basalt (SiO2 with Fe, Mg silicates) with Quartz (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)